Measurements And Adjustments; Voltage Chart Of A-Board; Voltage Chart Of P-Board - Panasonic TH-L42U20M Service Manual

8 Measurements and Adjustments

8.1.

Voltage chart of A-board

Check voltage as follows at Reception state
8.2.

Voltage chart of P-board

VOLTAGE
STB3.3V
SUB5V
SOUND15V
PANEL12V
5VS
SUB6V
VOLTAGE TEST POINT
P24V TP7503
17V TP7502
DTV12V TP7501
TUNER6V TP7601
DC390V TP7201
TEST POINT SPECIFICATION
(Reception state)
TP4716 3.3 ± 0.16 V
TP4724 5 ± 0.25 V
TP2765 18 ± 2 V
TP5413 12 ± 0.6 V
TP2768 6.1 ± 0.3 V
TP2767 6.1 ± 0.3 V
SPECIFICATION
(Reception state)
24 ± 1.2 V
18 ± 2 V
12.2 ± 0.6 V
6.1 ± 0.3 V
390 ± 10 V
25
TH-L42U20M
TEST POINT
J107
D7501K
J104
J94
J260