Block & Circuit Diagrams; Overall Block Diagram - LG L320-BN Service Manual

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BLOCK & CIRCUIT DIAGRAMS

1. OVERALL BLOCK DIAGRAM

CCD_CSP BOARD
CCD_CSP
CN703
KEY_UP, KEY_DOWN
KEY_RIGHT, KEY_LEFT
KEY_CENTER
IRIS_SIG
VIDEO_OUT
15V, 3.3V, -7.5V, 5V
15 PIN HARNESS
3-17
CN5001
AC24V/DC12V
AC230V
AC24/DC12 +
AC24/DC12 –
TM5001
IF BOARD
VIDEO_OUT
5V LED
AC24/DC12 +
AC24/DC12 –
CN2502
KEY_UP, KEY_DOWN
KEY_RIGHT, KEY_LEFT
KEY_CENTER
IRIS_SIG
VIDEO_OUT
15V, 3.3V, -7.5V, 5V
CN2503
KEY BOARD
AC24/DC12 +
AC24/DC12 –
P9V
15V, 3.3V,
SYNC_OUT
-7.5V, 5V
CN1101
AC24/DC12 +
AC24/DC12 –
P9V
SYNC_OUT
DUAL POWER BOARD
3-18

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