Dell Inspiron 27 7775 Inspiron 27 7000 Service Manual
Dell Inspiron 27 7775 Manual
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Dell Inspiron 27 7775 manual content summary:
- Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 1
Inspiron 27 7000 Service Manual Computer Model: Inspiron 27-7775 Regulatory Model: W16C Regulatory Type: W16C001 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 2
and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2017 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 3
inside your computer 11 Before you begin 11 Safety instructions 12 Recommended tools 13 Screw list 13 After working inside your computer 16 Technical overview 17 Inside view of your computer 18 System-board components 19 Removing the back cover 21 Procedure 21 Replacing - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 4
Removing the hard drive 27 Prerequisites 27 Procedure 27 Replacing the hard drive 30 Procedure 30 Post-requisites 30 Removing the inner frame 31 Prerequisites 31 Procedure 32 Replacing the inner frame 35 Procedure 35 Post-requisites 35 Removing the camera 36 Prerequisites 36 Procedure - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 5
Removing the power-button board 42 Prerequisites 42 Procedure 42 Replacing the power-button board 44 Procedure 44 Post-requisites 44 Removing the front bezel 45 Prerequisites 45 Procedure 46 Replacing the front bezel 48 Procedure 48 Post-requisites 48 Removing the media-card reader 49 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 6
Removing the system-board shield 58 Prerequisites 58 Procedure 58 Replacing the system-board shield 60 Procedure 60 Post-requisites 60 Removing the fan 61 Prerequisites 61 Procedure 61 Replacing the fan 63 Procedure 63 Post-requisites 63 Removing the speakers 64 Prerequisites 64 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 7
Removing the coin-cell battery 70 Prerequisites 70 Procedure 70 Replacing the coin-cell battery 72 Procedure 72 Post-requisites 72 Removing the memory modules 73 Prerequisites 73 Procedure 74 Replacing the memory modules 76 Procedure 76 Post-requisites 77 Removing the solid-state drive - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 8
Removing the heat sink 87 Prerequisites 87 Procedure 87 Replacing the heat sink 89 Procedure 89 Post-requisites 89 Removing the processor 91 Prerequisites 91 Procedure 92 Replacing the processor 94 Procedure 94 Post-requisites 95 Removing the I/O bracket 96 Prerequisites 96 Procedure - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 9
Removing the system board 105 Prerequisites 105 Procedure 106 Replacing the system board 109 Procedure 109 Post-requisites 110 Removing the middle frame 111 Prerequisites 111 Procedure 112 Replacing the middle frame 113 Procedure 113 Post-requisites 116 Removing the display panel 118 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 10
Procedure 135 Post-requisites 135 Clearing CMOS settings 136 Prerequisites 136 Procedure 136 Post-requisites 137 Diagnostics 138 Getting help and contacting Dell 140 Self-help resources 140 Contacting Dell 141 10 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 11
working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Identifier GUID , see the documentation of your operating system for shut-down instructions. 3 Disconnect your computer and all attached devices from their - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 12
pins and contacts. CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 13
tools The procedures in this document may require the following tools: • Phillips screwdriver • Plastic scribe Identifier Status Screw list GUID-7A78925A-E09E-447B-800A-3DC937EF2DD5 Released Table 1. Screw list Component Secured to Stand Middle frame Screw type M4x6 Quantity Screw image - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 14
frame Side I/O-board Middle frame bracket M2x4 4 Washer 4 type M3x4 M3x5 2 Media-card reader Side I/O-board M3x5 2 bracket Side I/O-board Side I/O-board M3x5 2 bracket Camera Front bezel M3x5 2 I/O bracket Middle frame M3x5 9 Power-button board Middle frame M2x3.5 2 14 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 15
Component I/O board Secured to Middle frame Screw type M3x5 Quantity Screw image 4 Middle frame Display M3x5 8 Front bezel Middle frame Step type 6 M3x5.6 15 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 16
Identifier GUID-06588814-2678-4667-9FF9-C009F4BCE185 Status Released After working inside your computer CAUTION: Leaving stray or 2 Connect any external devices, peripherals, or cables you removed before working on your computer. 3 Replace any media cards, discs, or any other parts that - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 17
, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 18
Identifier GUID-839B4282-96FD-4A76-896D-C515AA711C21 Status Released Inside view of your computer Figure 1. Inside view of your computer 1 microphone boards (4) 3 fan 5 subwoofer 7 speakers (2) 9 camera module 11 coin-cell battery 13 side I/O-board 15 memory modules (2) 2 heat sink 4 hard - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 19
Identifier GUID-214C1440-0239-4508-B474-79C9F4F76FCE Status Released System-board components Figure 2. System-board components 1 fan-power cable connector 2 (FAN_SYS) 3 power-button board cable connector 4 (0SDC1) 5 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 20
cable (WOOFC1) 14 speaker cable (SPEAKER) 15 media-card reader cable connector 16 side I/O-board cable connector (SDRDC1) (MB-SUSBC) 17 wireless-card socket 18 camera-cable connector (WEBCAM) 19 microphones-cable connector (DMIC1) 20 memory module slots (2) 21 processor socket 20 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 21
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-CF914F47-F704-43B1 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 22
3 Slide the back cover towards the top of the computer, and lift the back cover off the inner frame. 22 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 23
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-A39F4C70-2FEA-4CD3 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 24
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-67F8B481-ACBA-47A0 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 25
2 Lift the stand off the computer. 25 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 26
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-8E62DBB0-559F-4B2D - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 27
inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 28
3 Remove the power and data cable from the routing guides on the middle frame. 4 Disconnect the power and data cable from the hard drive. 5 Remove the three screws (M3x3.5) that secure the hard drive to the hard-drive bracket. 28 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 29
6 Lift the hard drive off the hard-drive bracket. 29 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 30
computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Identifier GUID-2323848B-4918-4784 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 31
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-D59A7B3D-EEDE-4408 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 32
Identifier Status Procedure GUID-800CED0C-12CB-4250-B4EE-263BF77CD0AA Released 1 Remove the eight screws (M3x5) that secure the inner frame to the middle frame. 32 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 33
2 Gently lift the inner frame inwards from the top-right corner to release the inner frame from the edges of the middle frame. 33 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 34
3 Avoiding contact with the I/O ports at the back of the computer, lift the inner frame upright from the middle frame. 34 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 35
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-5BEFF9C1-5F0C-4B7E - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 36
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-F35C996A-766A-42C4 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 37
3 Disconnect the camera cable (WEBCAM) from the camera assembly. 37 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 38
, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-D18194C7-3413-4FAA-A062-349ED0F22833 Status Released Procedure 1 Connect the camera cable (WEBCAM - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 39
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-F35C996A-766A-42C4 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 40
3 Using a plastic scribe, carefully pry and lift the microphone modules (4) with the cable off the slots on the middle frame. 40 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 41
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-4FEB7BCD-F2C2-4AC2 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 42
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-F35C996A-766A-42C4 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 43
3 Lift the power-button board off the slot on the middle frame. 43 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 44
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-87244667-768A-44CE - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 45
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-F35C996A-766A-42C4 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 46
Identifier Status Procedure GUID-5931EF4F-2EAA-463D-886C-090DE463D52B Released 1 Remove the six screws (Step type M3x5.6) that secure the front bezel to the display panel. 2 Turn the display panel over. 46 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 47
3 Release the front bezel from the edges and lift it off the display panel. 47 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 48
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-A6F03D6C-870F-433B - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 49
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-F35C996A-766A-42C4 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 50
3 Note the routing of the side I/O-board cable (MB-SUSBC) and remove it from the routing guides on the middle frame. 4 Remove two screws (M3x5) that secure the side I/O-board bracket to the middle frame. 50 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 51
5 Lift the side I/O-board bracket off the middle frame. 6 Remove the two screws (M3x5) that secure the media-card reader to the side I/O-board bracket. 51 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 52
7 Lift the media-card reader off the side I/O-board bracket. 52 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 53
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-5AD24448-7899-480B - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 54
2 Replace the stand. 3 Replace the back cover. 54 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 55
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-C1B22190-D142-414D - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 56
2 Slide and lift the side I/O-board off the side I/O-board bracket. 56 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 57
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-97B32948-FA94-4179 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 58
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-67F8B481-ACBA-47A0 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 59
2 Lift the system-board shield off the middle frame. 59 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 60
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-E911E8F4-494F-4F6F - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 61
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-80B6901A-84B9-4E89 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 62
4 Lift the fan along with its cable off the computer. 62 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 63
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-7B11D1ED-F1B2-47FA - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 64
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-B921E997-CD1E-4A7D - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 65
3 Lift the speakers along with the cable off the middle frame. 65 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 66
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-69BB84A3-C667-4201 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 67
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-E9F75395-8D8F-47EE - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 68
4 Lift the subwoofer along with the cable off the middle frame. 68 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 69
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-BE616652-3985-4843 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 70
working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell . 2 Remove the system-board shield. Identifier GUID-01EC65AE-C2F6-4D81-A440-D5D6CA144EAF Status Released Procedure - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 71
3 Using a plastic scribe, press the coin-cell battery holder until the coin-cell battery pops up. NOTE: Take note of the location of the coin cell on the rubber coin-cell holder. 71 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 72
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-19E2FB26-FB4F-4D3E - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 73
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-80B6901A-84B9-4E89 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 74
Identifier Status Procedure GUID-4D91EF9F-1C7D-44E4-B636-96D7AAA7DFE3 Released 1 Locate the memory modules on the system board. 2 Using your fingertips, gently spread apart the securing clips at each end of the memory-module slot until the memory module pops up. 74 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 75
3 Slide and remove the memory module from the memory-module slot. 75 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 76
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-B16B0287-A249-42BB - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 77
Identifier GUID-352452C2-A4B4-43B4-9917-C72AF18BDA02 Status Released Post-requisites 1 Replace the system-board shield. 2 Replace the back cover. 77 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 78
inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 79
Identifier Status Procedure GUID-42D53C65-E4EC-4D23-8E57-0591692982E6 Released 1 Locate the solid-state drive slot on the system board. 2 Remove the screw (M2x3.5) that secures the solid-state drive to the system board. 79 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 80
3 Slide and remove the solid-state drive from the solid-state drive slot. 80 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 81
, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Identifier GUID-F8758C16-5A46 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 82
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-80B6901A-84B9-4E89 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 83
Identifier Status Procedure GUID-7B564BCC-296F-47A5-B6DA-E0E3B445E3F9 Released 1 Locate the wireless card on the system board. 2 Remove the screw (M2x3.5) that secures the wireless-card bracket and - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 84
5 Slide and remove the wireless card out of the wireless-card slot. 84 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 85
working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID wireless card supported by your computer - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 86
4 Replace the screw (M2x3.5) that secures the wireless-card bracket and the wireless card to the system board. Identifier GUID-352452C2-A4B4-43B4-9917-C72AF18BDA02 Status Released Post-requisites 1 Replace the system-board shield. 2 Replace the back cover. 86 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 87
working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell . 2 Remove the system-board shield. Identifier GUID-4B58CED2-DF39-45A9-83DF-7179C0FCDDCB Status Released Procedure - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 88
3 Lift the heat sink off the system board. 88 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 89
working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell ensure that thermal conductivity is achieved. Identifier GUID-A463AB2B-EF38-4591-8266-AF011E78DF23 Status Released - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 90
2 Replace the back cover. 90 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 91
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-0E3CB592-87B6-4C61 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 92
Identifier Status Procedure GUID-BD95F2E4-9CBB-4317-989F-1FE9502D8800 Released 1 Locate the processor on the system board. 2 Press the release-lever down and then pull it outwards to release it from the securing tab. 3 Extend the release-lever completely to open the processor cover. 92 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 93
4 Gently lift the processor and remove it from the processor socket. 93 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 94
working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell attached to it. Identifier GUID-EF7AC922-A25C-4BE5-BB21 aligned at the same height. If one or more corners of the processor - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 95
the processor is fully seated in the socket, pivot the release-lever down and place it under the tab on the processor cover. Identifier GUID-F0F27228-EA0F-47D4-9052-352393854768 Status Released Post-requisites 1 Replace the heat-sink. 2 Replace the system-board shield. 3 Replace the back cover - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 96
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-B921E997-CD1E-4A7D - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 97
2 Lift the I/O bracket off the middle frame. 97 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 98
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-987AC29C-D294-41DC - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 99
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-03ED21C7-4AD2-4963 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 100
5 Take note of the cable routing and remove the cables from the routing guide on the I/O board. 6 Open the latch and disconnect display-panel cable (EDPCN1) from the I/O board. 7 Disconnect the display converter cable (CONVERTER) from the I/O board. 8 Open - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 101
9 Using the pull tab, disconnect the I/O cable (RUSBC1) from the I/O board. 10 Remove the four screws (M3x5) that secure the I/O board to the middle frame. 101 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 102
11 Lift the I/O board off the middle frame. 102 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 103
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-90BE0D63-C5F7-44E2 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 104
2 Replace the inner frame. 3 Replace the stand. 4 Replace the back cover. 104 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 105
working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. NOTE: Your computer's Service Identifier GUID-FBBF0EEB- - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 106
-094E-4BAA-A0F1-891C28994FE3 Released NOTE: To avoid any potential damage to the cables, ensure to release them from the routing guides. 1 Disconnect the fan-power cable (FAN_SYS) from the system board. 2 Using the pull tab, disconnect the display cable (MB-DISPC) from the system board. 3 Open - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 107
the media-card reader cable (SDRDC1) from the system board. 14 Disconnect the side I/O-board cable (MB-SUSBC) from the system board. 15 Disconnect the camera cable (WEBCAM) from the system board. 16 Disconnect the microphone cable (DMIC1) from the system board. 17 Remove the five screws (M3x5) that - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 108
18 Lift the system board off the middle frame. 108 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 109
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. NOTE: Your computer's Service Tag is stored - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 110
board cable (0SDC1), display cable (MB-DISPC) and fan-power cable (FAN_SYS) to their respective connectors on the system board. Identifier GUID-68C785A0-BB0C-4F07-8EC6-F0CA8FEAAE7D Status Released Post-requisites 1 Replace the processor. 2 Replace the heat-sink. 3 Replace the wireless card - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 111
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-94960FC8-6C10-44FA - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 112
17 Remove the I/O bracket. 18 Remove the I/O board. 19 Remove the system board. Identifier Status Procedure GUID-56B10331-AC3C-4D2D-AF01-1AA0736B381B Released 1 Press the tabs on the display converter cable (CONVERTER) and disconnect the cable from the display panel through its - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 113
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-99C0D53C-243F-4DFC - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 114
2 Aligning the display panel to the slot on the middle frame, slide the display panel into the slot on the middle frame. 114 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 115
3 In sequential order replace the three screws (M3x5) that secure the middle frame to display panel. 4 Replace the remaining five screws (M3x5) that secure the middle frame to display panel. 115 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 116
5 Connect the display converter cable (CONVERTER) to the display panel through its slot on the middle frame. Identifier GUID-641FC849-B90A-4BED-AB13-348129937435 Status Released Post-requisites 1 Replace the system board. 2 Replace the I/O board. 3 Replace the I/O bracket. 4 Replace the heat- - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 117
12 Replace the front bezel. 13 Replace the power-button board. 14 Replace the microphones. 15 Replace the camera. 16 Replace the inner frame. 17 Replace the hard drive. 18 Replace the stand. 19 Replace the back cover. 117 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 118
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-66FB536D-A711-477F - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 119
2 Push the display-panel cable (EDPCN1) into the routing channel on the middle frame. 119 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 120
3 Remove the eight screws (M3x5) that secure the middle frame to the display panel. 4 Lift the middle-frame assembly at an angle from the top. 120 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 121
5 Slide and lift the middle-frame assembly off the display panel. 121 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 122
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier GUID-2AAF7505-55E0-49D7 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 123
2 Slide the display-panel cable (EDPCN1) into the middle-frame assembly. 123 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 124
3 In sequential order (indicated on the image), replace the three screws (M3x5) that secure the middle frame to the display panel. 124 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 125
4 Replace the five screws (M3x5) that secure the middle frame to the display panel. 125 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 126
5 Connect the display converter cable (CONVERTER) to the display panel. Identifier GUID-31483C4A-9A3D-4E75-A678-77C9C6D724FC Status Released Post-requisites 1 Replace the I/O board. 2 Replace the I/O bracket. 3 Replace the inner frame. 4 Replace the stand. 5 Replace the back cover. 126 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 127
dell.com/support. 3 Click Product support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4 Click Drivers update file icon and follow the instructions on the screen. 127 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 128
GUID-E8E05C46-BC9D-4CF1-AC84-34B87FDCCFB7 Status Released BIOS overview CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work disabling base devices. Identifier GUID-1432A924-49E9-4080-961D-2AFBDAF42039 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 129
when the DELL logo is Then, turn off your computer and try again. Identifier GUID-8E9DCAE8-A494-4678-BBCD-588ACE1C43EE Status Released System setup version number. Product Name Displays the computer model. Service Tag Displays the Service Tag of the computer. Asset Tag Displays the asset - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 130
Main-System Information First HDD Displays the hard drive type and capacity connected to the SATA 1 connector. Second HDD Displays the hard drive type and capacity connected to the SATA 2 connector. AC Adapter Type Displays the power adapter type. System Memory Displays the system memory. - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 131
the action the computer takes when power is restored. Default: Power off. Deep Sleep Control Configure the Deep Sleep support mode. Default: Enable in S4 and S5. USB Wake Support Enable the USB devices to wake the computer from Standby. Default: Disabled. USB PowerShare Enable or disable USB - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 132
flow for SupportAssist System Threshold Resolution Console and for Dell OS Recovery tool. Default: 2. SupportAssist OS Recovery Enable the system password. HDD1 Password Displays the HDD1 password. Service Tag Set, change, or delete the Service Tag. Asset Tag Set, change, or delete the - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 133
passwords when an administrator password is set. Default: Permitted. Enable or disable the BIOS module interface of the optional Computrace Service from Absolute Software. Default: Deactivate. Enable or disable Firmware TPM function. Default: Disabled. Enable or disable BIOS updates through UEFI - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 134
inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier Status Prerequisites GUID-80B6901A-84B9-4E89-AECE - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 135
". 1 Remove the jumper plug from the password jumper pins. 2 Wait for five seconds, and then replace the jumper plug to its original location. Identifier GUID-352452C2-A4B4-43B4-9917-C72AF18BDA02 Status Released Post-requisites 1 Replace the system-board shield. 2 Replace the back cover. 135 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 136
inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Identifier Status Prerequisites GUID-80B6901A-84B9-4E89-AECE - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 137
2 Wait for five seconds, and replace the jumper plug to its original location. Identifier GUID-352452C2-A4B4-43B4-9917-C72AF18BDA02 Status Released Post-requisites 1 Replace the system-board shield. 2 Replace the back cover. 137 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 138
Identifier GUID-A88CF4BC-F775-4FAF-97B9-77C8D75E67A3 Status Released Diagnostics Power shows different light patterns and what they indicate: Table 13. System diagnostic lights Light pattern Problem description 1 System board, BIOS corruption, or ROM error 3 System board, Chipset error, - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 139
may emit a series of beeps during start-up if the errors or problems cannot be displayed. The repetitive beep codes help the user troubleshoot problems with the computer. Camera status light: Indicates whether the camera is in use. • Solid white - Camera is in use. • Off - Camera is not in use. 139 - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 140
Online help for operating system www.dell.com/support/windows www.dell.com/support/linux Troubleshooting information, user manuals, setup instructions, product specifications, technical help blogs, drivers, software updates, and so on. www.dell.com/support Learn about your operating system, See - Dell Inspiron 27 7775 | Inspiron 27 7000 Service Manual - Page 141
Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. NOTE: If you do not have an active internet connection, you can find
Inspiron 27 7000
Service Manual
Computer Model: Inspiron 27-7775
Regulatory Model: W16C
Regulatory Type: W16C001