LG LPC-LM440A/X User Manual

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2) REC
Check signal out of
IC401 Pin 10,21
Check signal in from IC301
IC301 Pin 7,22)
Replace IC301
Replace IC401
Check the signal of IC401
Pin 7,24 OR Pattern
Check REC_B+Voltage(9V)
Check the Oscillation of
Q472 “E ”
Check Q211 “E ”
Voltage(9V)
Check Q211 “E ”
Voltage(9V)
Check Q211 “E ”
Voltage(9V)
Check the signal of
R463,R413 or L402
Pin2,Pin3
Check Q405 “B ”➞“Low ”
Check Q405 “C ”➞“Low ”
Check REC_BIAS “High ”
Check Mechanism Head or
Replace Mechanism
Is the normal?
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES

LG LPC-LM440A/X Specifications

General

Brand	LG
Model	LPC-LM440A/X
Category	Stereo System
Language	English