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HP Z840 Safety & Comfort Guide User Guide - Page 18

over your shoulders, move the monitor back and forth to fine-tune your viewing distance.

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WRONG Do not crane your neck forward. TIP: On some computers, the zoom setting can be adjusted up and down by holding down the ctrl key and rolling the mouse scroll wheel or by using the zoom gesture on the touchpad. RIGHT Adjust your viewing distance until you can read the text clearly. ● To find your comfortable viewing distance, stretch your arm toward the monitor with a clenched fist and place the monitor near the location of your knuckles. With your head resting comfortably over your shoulders, move the monitor back and forth to fine-tune your viewing distance. You should be able to clearly see the text on the monitor. 10 Chapter 4 Adjusting your monitor

Section	Page
Let comfort be your guide	9
Scan for awkwardness and adjust for comfort	9
Adopt healthy habits	10
Comfortable computing for children	10
Adjusting your chair	11
Let the comfort of your feet, legs, back and shoulders be your guide	11
Move often	13
Adjusting your work surface	14
Let the comfort of your shoulders, arms and hands be your guide	14
When typing, pointing and touching, scan your hands and fingers for tension	15
Adjusting your monitor	17
Scan your head, neck and torso for comfort	17
Adjusting dual monitors	20
Using touch technology	21
Using a touch-enabled monitor and all-in-one product	21
Using a touch-enabled tablet	23
Using a Notebook	25
Listen to your body especially when using a notebook	25
Carefully monitoring children using computers	26
A special note for parents and teachers	26
Monitoring your health habits and exercise	27
Monitoring personal tolerance levels and limits	27
Cultivating your health and fitness	27
Electrical and mechanical safety	28
Product safety policy and general practice	28
Installation requirements	29
General precautions for HP products	29
Damage requiring service	29
Servicing	29
Mounting accessories	30
Ventilation	30
Water and moisture	30
Grounded (earthed) products	30
Power sources	30
Accessibility	30
Voltage select switch	30
Internal battery	30
Power cords	30
Protective attachment plug	31
Extension cord	31
Overloading	31
Cleaning	31
Heat	31
Circulation and cooling	31
Replacement parts	31
Safety check	31
Options and upgrades	31
Hot surfaces	32
Object entry	32
Precautions for portable computer products	32
Monitor support cover	32
Rechargeable battery pack	32
Docking base	32
Precautions for server and network products	32
Safety interlocks and enclosures	32
Accessories and options	33
Products with casters	33
Floor-standing products	33
Rack-mountable products	33
Precautions for products with hot-pluggable power supplies	33
Precautions for products with external television antenna connectors	34
Compatibility	34
External television antenna grounding	34
Lightning protection	34
Power lines	34
Antenna grounding	34
Precautions for products with modems, telecommunications, or local area network options	35
Precautions for products with laser devices	35
Laser safety warnings	35
Compliance with CDRH regulations	35
Compliance with international regulations	36
Laser product label	36
Symbols on equipment	36
More information	38

Match case Limit results 1 per page

WRONG

Do not crane your neck forward.

TIP:

On some computers, the zoom setting can be adjusted up and down by holding down the

ctrl

key and rolling the mouse scroll wheel or by using the zoom gesture on the touchpad.

RIGHT

Adjust your viewing distance until you can read the text clearly.

●

To find your comfortable viewing distance, stretch your arm toward the monitor with a clenched

fist and place the monitor near the location of your knuckles. With your head resting comfortably

over your shoulders, move the monitor back and forth to fine-tune your viewing distance. You

should be able to clearly see the text on the monitor.

Chapter 4

Adjusting your monitor