LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
- 24 -
EXT1/2
AT/NT
TUNER
LGDT
3303
X260
TP A
HDMI 1/2/3
TP C
RGB
COMP 1/2
SIF
SIF IN 1
NTP
3000
SIF IN 2
I2S IN 1
I2S IN 2
I2S OUT 1
SPDIF
CS8416
I2S
I2S
I2S
I2S
S/PDIF
SPDIF
L/R
L/R
L/R
L/R
ANT/Cable
VSB TP
MSP4450K
MNT
OUT
I2S
I2S
I2SI 3
I2SO 1
SC 2
MCLK
MCLK
SPDIF OUT
Optical
Coaxial
Check LGDT3303 (IC604) inputs
IF_N(#8 pin, C645), IF_P(#7 pin, C644)
Check LGDT3303 (IC604) outputs
VSB DATA(AR651, AR656), VSB_CLK(R658)
VSB ERROR, VALID, SOP (AR657)
1
2
3
4
5
6
Follow the procedure of
ì COMMON SOUND OUTî
Check Tuner (TU600)
5V (3,5,9,17 pin), IF_N(15 pin), IF_P(14pin)
Check Antenna Cable
Check X260 (IC101)
(4) DTV No Sound