LG MCV1306 Service Manual

3-34
ELECTRICAL TROUBLESHOOTING GUIDE
CD FUNCTION
Check FFC cable
to CN404, CN405.
Is motor_open/ close OK?
(IC408 Pin9,10)
Check IC408.
PD(CN404 Pin5)
about 180 mV?
Check IC301.
Check Loading motor.
Check IC501.
OPU driving
(Focusing & Tracking) OK?
Check OPU.
(Pick-up module)
Is motor impedance
about 12 Ω?
IC407
Pin34,35,36 I2S output
signal OK?
Can
disc insert?
IC501
Pin100,101,102 I2S input
signal OK?
Disc reading OK?
IC501
Pin100,101,102 I2S input
signal OK?
NO
NO
NO
NO
NO
NO
NO
NO
NO
IC407
RF & Servo signal
OK?
Focusing/
Tracking/ Sled Signal
OK?
LOAD +- ok ?
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
A
3. NO AUDIO PART

LG MCV1306 Specifications

General

Speaker type	-
RMS rated power	1380 W
Subwoofer driver diameter (imperial)	10 \
Cassette deck	No
Product color	Black
Disc loading type	Tray
Optical disc player	Yes
Number of optical discs	3 discs
Recording on	USB
Audio formats supported	MP3
Apple docking compatibility	iPod
Volume control	Rotary
Power source	AC