Panasonic TC-14A12P, Service Manual

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TC-14A12P / TC-20B12
Service Adjustments and Calibrations
TO ENTER IN THE SERVICE MODE:
1. Adjust the volume for the minimum.
2. Adjustment the “OFF TIMER” function for 30 minutes.
3. Simultaneously press the “RECALL“ button of the remote
control unit and the “VOLUME DOWN“ button on the TV set.
After some seconds, the TV enters the SERVICE MODE and
the “CHK1” expression should appear on the screen.
1
2
3
4
5
6
7
8
CHK1 OPTIONS
OPTIONS PAR
C 1
0 0
0 0
3 3
8 0
0 0
0 0
0 0
RF-AGC 31
CONTRAST 63
COLOUR 32
SUB-COLOUR 32
NTSC-TINT 32
SUB-NTSC-TINT 30
BRIGHT 32
OPTIONS PAR
CHK2 OPTIONS
V-SLOPE 37
V-SHIFT 50Hz 2
V-SHIFT 60Hz 1
V-AMP 50Hz 16
V-AMP 60Hz 16
H-SHIFT 36
S-CORR 50Hz 18
S-CORR 60HZ 18
V-ZOOM 50 Hz 5
V-ZOOM 60 Hz 7
OSD H-POS 3
OSD V-POS 50 Hz 28
OSD V-POS 60 Hz 21
OPTIONS PAR
CHK3 OPTIONS
R-CUT 31
G-CUT 32
BRIGHT 32
SUB-BRIGHT 31
CONTRAST 63
SUB-CONTRAST 21
R-DR 19
G-DR 31
B-DR 38
RGB CONTRAST 6
OPTIONS PAR
CHK4 OPTIONS
ADJUSTMENTS IN THE CHK1 MODE: ADJUSTMENTS IN THE CHK2 MODE:
ADJUSTMENTS IN THE CHK3 MODE:
• To select the options, press “4” to move forward and “ 3 “ to
go back.
• Select the option and make the adjustment pressing the
“VOL_” or “ VOL+” keys.
• To memorize the adjustment press “0” (CHK1 mode only).
NOTE:
ADJUSTMENTS IN THE CHK4 MODE:
CHK1
←→
CHK2
↑ ↑ ↑ ↑ ↑ ↑ ↑ ↑ ↑ ↑
↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓
CHK4
←→
CHK3
• To turn off AKB (blue OSD), press “5”. To turn on AKB (white OSD), press “5” of the remote control unit.
• After end of the adjustments, press the “NORMAL” key “ or turn of the unit to return to the normal mode of TV.
• To do data memory maintenance, simultaneously press “ MUTE” on the remote control and “VOL_” on the TV set when it is in
SERVICE MODE . To select the memory address, press “4” to move forward or “3” to go back.)
TO EXIT SERVICE MODE AND RETURN TO THE NORMAL
STATE:
Press the “NORMAL” key on the remote control unit or turn off
the unit.
HOW TO OPERATE THE “DAC” CONTROLS IN THE BR3L CHASSIS
To change from “CHK1” to “CHK2” mode and following, press
“2” to move forward and “1” to go back.