LG 42PT330 Service Manual page 26

Trouble Shooting Guide
Air/Cable
AT/NT
LGDT3305
AV1
AV2
RGB
COMP1
COMP2
HDMI1
HDMI2
Side HDMI
COMP1 L/R
COMP2 L/R
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Only for training and service purposes
25MHz
TP_IN1
VSB
VSB
LGDT3305
SIF
CVBS(NT Main)
AV1
AV2
RGB
Component 1
Component 2
HDMI 1
HDMI 2
HDMI 3
AV1 / L/R
AV2 / L/R
RGB L/R
Optical output
DDR2
Flash DDR2
Flash
128MB
8MB
128MB
8MB
12MHz
SPI
Video
Analog
Scaler
Front
End
(8input)
Analog
USB 2.0
RGB
(3input)
ATI
ATI
Mstar
X260
X260
Saturn 4L
(# of MPEG decoder)
Analog
Audio
Analog
(6input)
Audio
(3output)
TP
SPDIF SIF
GPIO
SIF
Power-Up Boot Fail
LVDS
LVDS
RGB 30bit
Con.
Con.
0
HD/FHD
HD/FHD
USB (EMF)
24C512
24C512
NVRAM
HDCP
24WC08
24WC08
MAX3232
UART MAX3232
I2S
TAS5709
TAS5709
RS-232C
TP
Video
Audio
LGE Internal Use Only