Samsung YP-P3, Руководство по обслуживанию

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Samsung Electronics 4-7
Troubleshooting
4-1-3 If the touch pad doesn’t work
Yes
If the touch pad doesn’t work
After checking that it is
set to the hold status, cancel the hold
status and check.
Connect the touch pad
connector correctly and then check
touch pad operation.
Check if the
touch pad input power is normal.
Check that IC808 pin 1 is 3.2V.
Check if the touch pad works
correctly after replacement.
No
No
Yes
No
Yes
Yes
No

Refer to wave pattern
image of Fig. 4-4.
Complete
N.G.
(detailed inspection)