LG SJ5 User Manual

3-14
ONE POINT REPAIR GUIDE
PROTECTION ERROR
No display or No Sound.
3-2. S(SHUT DOWN) PROTECTION
3-2-1. Solution
Replace MAIN board.
3-2-2. How to troubleshoot (Countermeasure)
1) Check PVDD voltage (25 V) of IC700, IC701 pin38, 37, 36.
- If PVDD voltage has 8.5 V under, refer to STEP 1-1.
2) Check GVDD, VDD voltage (12 V) of IC700, IC701 pin1, 2.
- If GVDD, VDD voltage has 8.5 V under, refer to STEP 1-1.
3) Check impedance (4 Ω) of speaker unit.
- If impedance of speaker unit has 1 Ω under, replace speaker unit.
4) If check point 1), 2), 3) is ok, replace MAIN board.
3-2-3. Service hint (Any picture / Remark)
< MAIN board bottom view >
IC701
IC701
IC700
IC700

LG SJ5 Specifications

General

FM radio	No
Product color	Silver
TV stand usage	-
Wall mountable	Yes
Audio formats supported	FLAC, LPCM, MP3, OGG, WAV, WMA
Maximum screen size	43 \
Subwoofer dimensions (WxHxD)	171 x 252 x 320 mm
Package depth	223 mm
Package width	1005 mm
Package height	373 mm
Package weight	9600 g
Audio decoders	DTS Digital Surround, Dolby Digital
RMS rated power	320 W
Audio output channels	2.1 channels
Impedance	4 Ω
Tweeter diameter	20 mm
Soundbar speaker RMS power	120 W
Signal-to-Noise Ratio (SNR)	82 dB
Total Harmonic Distortion (THD)	10 %
Subwoofer sensitivity	85 dB
Subwoofer connectivity	Wireless
HDMI version	1.4
Bluetooth version	4.0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Connectivity technology	Wired & Wireless
AC input voltage	110-240 V
AC input frequency	50 - 60 Hz
Power consumption (typical)	22 W
Apple docking compatibility	Not supported
Harmonized System (HS) code	85182200

Weight and Dimensions

Depth	85 mm
Width	950 mm
Height	55 mm
Soundbar weight	2700 g
Subwoofer weight	4200 g