LG HT306SF Service Manual

2-4
ELECTRICAL TROUBLESHOOTING GUIDE
3. FRONT CIRCUIT (2/2)
1
Refer to power(SMPS).
NO
Replace R346~R349, R352, R370.
NO
Check if the
power part of the
front is ok?
YES
Check if
R346~R349, R352, R370
ok?
YES
Refer to MICOM circuit.
2
Refer to power(SMPS).
NO
Check if the
power part of the front
is ok?
YES
Refer to MICOM circuit.
NO
Check if the remote
control waveform of PN301
pin5 is ok?
YES
Check RM circuit
NO
Check if RC301
voltage is ok(3.3 V)?
YES
Resolder or Replace RC301.

LG HT306SF Specifications

General

Audio decoders	Dolby Digital
RMS rated power	330 W
Audio output channels	5.1 channels
Weight	3500 g
Audio system	Dolby digital
Built-in HDD	No
Dimensions (WxDxH)	365 x 307 x 58.5 mm
Surround speaker weight	400 g
Apple docking compatibility	Not supported
Surround speaker dimensions (WxHxD)	97 x 110 x 80 mm
Center speaker RMS power	75 W
Satellite speakers RMS power	45 W
Video formats supported	DivX
Radio Data System (RDS)	Yes
Preset stations quantity	50
Disc types supported	CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Optical disc player type	DVD player
HDMI in	0
USB version	2.0
Karaoke	-
Product color	Black

Weight and Dimensions

Subwoofer dimensions (WxDxH)	157 x 325 x 250 mm
Center speaker dimensions (WxDxH)	97 x 80 x 110 mm