Chapter 5 Connector Information Introduction; Main Board - LG RD-JS31 Service Manual

Connector Information
Introduction
This section provides each connector location on boards, signal and function of each
board. They will be useful for your detecting the defective boards.

Main Board

Summarize
C o n n e c t o r
C N 1
C N 2
C N 3
C N 4
C N 5
C N 6
C N 7
J1
J2
J3
J5
J7
J8
J9
J15
J P 1
J P 3
J P 4
J P 5
C O N 1
C O N 2
C O N 3
Chapter 5
IR
K e ypad control
F a n
F a n
F a n
F a n
IR
B a llast control
Thermal
V i d i o & S - V i d e o i n
DMD connector
P hone jack stereo-R
C o lor wheel
Power in
V i d i o & S - V i d e o i n
U S B
C W index
Firmware debug
S tandby run
D -SUB
V i d e o
S -video
D e s c r ip tio n
Chapter 5
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