LG LPC-LM440A/X User Manual

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• MAIN POWER
Main Power input (AC-cord in)
LCD Display ”Hello”
Check the Voltage-selector
110V/230V (Duble Voltage only)
Check the DC out
of C202(+)
Check the Fuse Replace the Fuse
Replace D201,D202,D203D204
Check theD901,D902,
D903,D904(POWER B`D)
Q251 Emittor Voltage
Check(.9.6V)
REPLACE Q251
REPLACE IC271
POWER SENSE
BLOCK CHECK
RESET
BLOCK CHECK
REPLACE D181,
D182,D183
REPLACE X102
REPLACE MICOM IC
(IC101 LC877480)
IC271 Vout Voltage Check(.5.2V)
Q265 Collector Voltage
Check(.5V)
Q173 Collector Voltage
Check(.4.6V)
D181,D182,D183 Cathode
Voltage Check(4.6V)
OSC CHECK(X102:9.8304MHz)
NO
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO

LG LPC-LM440A/X Specifications

General

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