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Chassis Board Layout
Setting Inspection
Voltage Confirmation
Confirm the following voltages:
AP board
Description
Test point
Position
Normal mode
Stand by mode
Sound_Vcc
TP7302
AP3, pin 2,3
15V +/- 0,8V
Max 5V
DTV_9V
TP7502
AP3, pin 17,18
9,1V +/- 0,45V
Max 3V
Sub_5V
TP7402
AP3, pin 21,22
5,1V +/- 0,25V
Max 2V
Main_9V
AP3, pin 23
9,1V +/- 0,45V
Max 3V
LCD_3.3V
TP7602
AP4, pin 16,17
3,3V +/- 0,16V
Max 2V
STB_5V
TP7103
AP4, pin 3
5,1V +/- 0,25V
5,1V +/- 0,25V
Panel 12V
TP7702
AP4, pin 11,12
12,2V +/- 0,6V
Max 4V
P board
5Vs
TP823
P8, pin 1
5,1V +/- 0,25V
5,1V +/- 0,25V
24V
TP825
P5, pin 1-3
24V +/- 2V
Max 4V
DG board
Sub1,2V
TP5601
1,17V - 1,32V
Sub1,8V
TP5602
1,7V - 1,9V
Sub3,3V
TP5600
3,14V - 3,46V
MHQ1,2V
TP4209
1,1V - 1,3V
Board Name
Function
AP-Board Power
Supply
Regulator
DG-Board
Global Core, HDMI, IDTV Processor, D/A Converter
G-Board
Side AV Connector
H-Board
AV Connector, TV tuner, AV Switch
K-Board Main
Switch
P-Board
Main Input, Power Supply
V-Board
Remote Receiver, LED IR, Cats
9
V-BOARD
K-BOARD
AP-BOARD
DG-BOARD
H-BOARD
P-BOARD
G-BOARD
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