Measurements And Adjustments; Voltage Chart Of A-Board; Voltage Chart Of P-Board; Picture Level Adjustment (Rf) - Panasonic TH-L32C20R Service Manual

8 Measurements and Adjustments

8.1.

Voltage chart of A-board

8.2.

Voltage chart of P-board

8.3.

Picture level adjustment (RF)

Instrument Name
1. REMOTE TRANSMITTER
2. Ex. Signal (Sprit color bar)
Adjustment or Inspection Procedure
<procedure>
1. Receive the Sprit color bar.
(Screen mode: ZOOM or FULL Picture mode: DYNAMIC AI: OFF AI Picture: OFF)
*BACK LIGHT +30
<Inspection>
1. Enter Service mode, and select MAIN_ADJ PICTURE.
Volume UP/DOWN key makes GAIN displayed under PICTURE to set.
Pushing the remote controller [OK] key for about 3 seconds, GAIN is suited
to the adjustment value automatically.
VOLTAGE
TCON13.7V
TCON2.5V
TCON31V
TCON-6V
VOLTAGE TEST POINT
P32V TP7503
17V TP7502
DTV12V TP7501
TUNER6V TP7601
DC390V TP7201
(The Sprit Color Bar Pattern)
TEST POINT SPECIFICATION
TP7019 12.5 ± 2 V
TP4826 2.5 ± 0.12 V
TP7013 31 ± 3.1 V
TP7014 -5.7 ± 0.6 V
SPECIFICATION
31 ± 2.5 V
18 ± 2 V
12.2 ± 0.6 V
6.1 ± 0.3 V
390 ± 10 V
29
TH-L32C20R
TEST POINT
J107
J115
J21
D7603K
Remarks
Remarks