LG FA162 Service Manual

3-17
ELECTRICAL TROUBLESHOOTING GUIDE OF CD PART
Turn on CD.
Refer to
SMPS troubleshooting.
Check connector
CN401, CN403.
Check connector
CN401, CN403.
Check audio data (IC400)
Pin35 LRCK, Pin36 BCK,
Pin34 DATA.
Check IC401 (S3053).
Check μ-com interface circuit(CN403)
(CE, BTL-MUTE, CD-IN,
CDOUT, CLK, WRQ, FSEQ)
Check pick-up movement.
Check IC400 (BU9543KV).
Check connector CN403.
OK
Check CN403
Pin3: Open, Pin4: Close.
Check
“READING” display.
DISC reading is OK?
If play,
audio output check.
Check
Open/ Close.
NO
NO
NO
NO
NO
Check voltage
IC401 Pin8, 19: 5 V.
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
2. CD PART

LG FA162 Specifications

General

Karaoke	No
Speaker type	-
RMS rated power	160 W
Number of speakers	2
Equalizer	Yes
Tuner type	Digital
Supported radio bands	AM, FM
Preset stations quantity	50
Type	Home audio micro system
Product color	Black
Playback disc formats	CD audio
Audio formats supported	MP3, WMA
USB 2.0 ports quantity	1
Apple docking compatibility	Not supported
Power source	AC