Measurements And Adjustments; Voltage Chart Of A-Board; Voltage Chart Of P-Board - Panasonic TX-LR50B6 Service Manual

8 Measurements and Adjustments

8.1.

Voltage chart of A-board

Set A-Board to a dummy set and check the satisfaction with the specified voltage as following table.
8.2.

Voltage chart of P-board

Set P-Board to a dummy load and check the satisfaction with the specified voltage as following table.
Output
24V (PANEL)
16V
5VS
PFC
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Power Supply Name Measurement Point
PNL12V TP4097
SUB3.3V TP5400
SUB1.1V TP8101
SUB1.5V TP8100
SUB5V TP5420
HDMI3.3V TP8000
Test Point
TP7407 or TP7408
TP7410 or TP7412
TP7501
TP7201
29
Specification
12.1 ± 0.8V
3.32 ± 0.165V
1.14 ± 0.07V
1.52 ± 0.05V
5.0 ± 0.25V
3.3 ± 0.16V
Step 1 Step 2
<1V 24 ± 1.2V
<1V 15.7 ± 0.6V
5.3 ± 0.2 V 5.3 ± 0.2V
<340V 390 ± 15V
TX-LR50B6
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