PlayStation SCPH-7501 Service Manual - Page 14

Reproduction Prohibited SCPH-9000 SERIES PU-23 BOARD (1/4) 1 8 4 Vp-p 3.8 Vp-p 0V 10ns/div IC103 4 0V 5ms/div IC103 161 MENU 2 9 3.8 Vp-p 3.8 Vp-p 0V 10ms/div IC103 5 MENU 0V 5ms/div IC103 161 PLAY 3 0V 5ns/div 4 Vp-p NTSC:66.67MHz PAL :64.5MHz IC103 206 10 4 Vp-p 0V 10ns/div 33.3MHz IC103 154 4 11 3.8 Vp-p 4.2 Vp-p 0V 100ns/div 0V 50ns/div IC103 204 IC103 153 5 12 3.8Vp-p 3.8 Vp-p 0V 500ns/div IC103 203 0V 2s/div IC102 24 PLAY 6 13 3.8 Vp-p 3.8 Vp-p 0V 200ns/div IC103 202 0V 2s/div IC102 22 PLAY 7 4 Vp-p 0V 10ns/div 33.3MHz IC103 201 PU-23 BOARD (2/4) 15 22 29 3.8 Vp-p 0V 20µs/div 0V IC203 156 16 23 0V 10ns S/div 4.0 Vp-p 0V 68.9MHz IC203 134 17 24 2.5 Vp-p 0V 10ns/div NTSC:53.69MHz 0V PAL :53.2MHz IC203 192 18 25 200ns/div IC203 3 10ms/div IC203 4 3.8 Vp-p 0V 30 3.8 Vp-p 0V 31 0.1µs/div IC203 5 3.8 Vp-p 0V 32 4 Vp-p 10µs/div IC203 17 10ms/div IC201 1 4 Vp-p 4.0 Vp-p 2ms/div IC201 25 PLAY 3.8 Vp-p 4 Vp-p 0V 50ns/div IC203 199 0V 10nS/div 33.3MHz 0V IC203 9 19 26 33 4 Vp-p 0V 5ns/div NTSC:66.67MHz 0V PAL :64.5MHz IC203 206 20 27 3.8 Vp-p 10ms/div 0V IC203 12 PLAY 34 4 Vp-p 20µs/div IC201 29 /IC203 137 10µs/div IC201 57 4 Vp-p 3.5 Vp-p 3.8 Vp-p 4 Vp-p 0V 5ms/div IC203 1 0V 10ms/div IC203 12 MENU 0V 5nS/div 68.9MHz IC201 55 21 28 57 3.8 Vp-p 3.8 Vp-p 4 Vp-p 0V 500ns/div IC203 2 0V 20us/div IC203 14 0V 5ns/div NTSC:66.67MHz PAL :64.5MHz IC203 206 58 4 Vp-p 0V 5nS/div 67.73MHz IC204 5 PU-23 BOARD (3/4) 37 3.8 Vp-p 0V 20µS/div IC502 14 38 1.8 Vp-p 0V 10µS/div IC502 8 MENU 39 0.6 Vp-p 0V 10µS/div IC502 7 MENU 40 2.0 Vp-p 0V 10µS/div IC502 7 PLAY 41 2.0 Vp-p 0V 10µS/div IC502 6 MENU PU-23 BOARD (4/4) 36 49 3.8 Vp-p 0.9-1.3 Vp-p 0V 100nS/div IC304 14 1 µs/div IC723 13 /CL704 PLAY 42 50 1 Vp-p 1.8V 0V 100nS/div 0V 0.2 Vp-p IC732 44 MENU IC723 15 PLAY 43 51 3.8 Vp-p 0.2 Vp-p 0V 10µS/div IC732 32 0V IC723 16 PLAY 44 52 3.8 Vp-p 0V 0V 100µs/div IC732 24 PLAY 3.8 Vp-p 2µS/div IC722 4 PLAY 45 53 3.8 Vp-p 3.8 Vp-p 0V 100nS/div IC732 11 0V 2µS/div IC722 5 PLAY 46 54 0V 10µS/div 34MHz IC732 144 4.2 Vp-p 0V 3.8 Vp-p 2µS/div IC722 6 PLAY 47 55 3.8 Vp-p 0.2 Vp-p 0V 10µs S/div 0V IC732 156 IC722 24 PLAY 48 56 3.8 Vp-p 0.6 Vp-p 0V 100ns/div 1µs/div IC732 157 CN702 5 /CL776 PLAY - 13 -