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Level 3 Repair
8-3- 8 . Key Data Input
Check Initial Operation
When you pushed all of the
Key, does the key have
tension?
Check the key circuit.
(not connected, not soldered,
All of the key doesn't work
except POWER ON KEY ?
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Yes
Yes
short)
No
No
END
No
(#1 : look over the Dome situation
#2 : look over the Dome location
whether be out of line)
Yes
Resolder L200 L201 L202 L203 L204 L205 C221
Yes
(over the insturctions again
and change the board
because of be possible for PBA to get damaged)
8-18
Change Domesheet
whether be sunken
C226 ZD204
Replace the PBA
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