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keys do not work
keys do not work
Go
Check voltage +3.3V on Front Control Board
HTS3563:(XP2 PIN9) and voltage +5V on
U135 PIN14
Yes
Check Front Control Board signals (U135
PIN10,PIN11,PIN12)
Yes
Replace Front Control Board
5-2
HTS3563: Fix the connection XP2 on
No
Front Control Board
MAIN BOARD
No
Replace U135 on Front Control
Board
Trouble shooting Chart
and
XP8 on
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