LG SJ2 Service Manual

4-9 4-10
BLOCK DIAGRAM
-+
3 Ω
100 W(10 %)
SDOUT
MCLK
ABCK
LRCK
TAS5538
PWM
VOLUME
Wireless subwoofer box
RX
PWR AMP
U201
Subwoofer
LED-W
SW-TACK
Internal Antenna
Wireless module
DC to DC
BK3.3 V
BK3.3 V
W33
MOSFET
AO3403
26 V
V33
AC-CORD
SUB Power Board
+26 V OUT
115 W PSU
MOSFET
AO4425
Magnat SUB: 140 W 10 % 31 V
Magnat SUB: 105 W 10 % 25.7 V
fixed AC power cord

LG SJ2 Specifications

General

Style	Wireless Soundbar
Color	Black
Channels	2.1
Total Power	160 W
Speaker Units	-
Internal Memory	-
Radio Tuner	-
Wireless Connectivity	Bluetooth
Interface Connectors	Optical Input 1 ea
Sound Modes	Sports
Max Sound Pressure Level (SPL)	-
Signal to Noise Ratio	-
Frequency Response	-
Features	Crystal Amplifier Pro
Audio Processing	-
Water / Dust resistance	-
Power Supply	~ 50/60Hz
Power Consumption	-
Battery Life	-
Battery Capacity	-

Weight and Dimensions

Depth	3.9 in
Height	2.2 in
Width	25.9 in
Net Weight	3.75 lbs