AOC 198PW Service Manual page 25

19" LCD TV
5.3 Can not start (LED indicator yellow)
Check I2C communication
Can not start
Check key board
OK
NG
Check 12V
OK
OK
Check crystal
NG
Repair the key board
Check IC power supply
NG
Replace I2C communication pertinent circuit
NG
Replace crystal
25
AOC 198PW