LG LX-M230A Manual page 25

REC (Q252, Q202 ON / R273, R223 HIGH)
Check signal supplied to IC203 pin2, 8 ?
YES
Check the output of IC203 pin3, 7
YES
Check the "voltage" of L201 pin5
YES
Check the oscillation of L201 pin 1, 3
YES
Replace the DECK
NO
Check the "Low" of Q202,
Replace the Q202, Q252
NO
Check the Vcc power of IC203 Pin6
NO
Refer to "power circuit Troubleshooting"
NO
Check the power
supplying to C227(+)
Check the oscillation
Check the signal of
Check the Pattern
- 2-19 -
Q252 "B"
NO
YES
NO
YES
of Q204, "E"
NO
YES
R212, R262
NO
YES
Check the "Low" of
IC501 pin9
Refer to
"Power Circuit
Troubleshooting"
Check the 0.6V of
Q205 "B"
Replace the L201