ELECTRICAL ADJUSTMENT INSTRUCTIONS
General Note:
"CBA" is abbreviation for "Circuit Board Assem-
bly."
NOTE:
Electrical adjustments are required after replacing
circuit components and certain mechanical parts. It is
important to perform these adjustments only after all
repairs and replacements have been completed.
Also, do not attempt these adjustments unless the
proper equipment is available.
Test Equipment Required
1. DC Voltmeter
2. Pattern Generator
3. Color Analyzer
How to Set up the Service mode:
1. Turn the power on. (Use main power on the TV
unit.)
2. Press [STANDBY], [2], [7], [1], and [MUTE] buttons
on the remote control unit in that order within 5
seconds.
-
To cancel the service mode, press [STANDBY]
button on the remote control.
1. Initial Setting
General
Enter the Service mode.
Set the each initial data as shown on table 1 below.
Table 1: Initial Data
ITEM
BRT(PAL)
CNT(PAL)
CLR-R(PAL)
CLR-B(PAL)
SHR(PAL)
S-BRT(PAL)
S-CNT(PAL)
S-CLR-R(PAL)
S-CLR-B(PAL)
S-SHR(PAL)
C-BRT(PAL)
C-CNT(PAL)
C-CLR-R(PAL)
C-CLR-B(PAL)
C-SHR(PAL)
BRT(SECAM)
CNT(SECAM)
CLR-R(SECAM)
CLR-B(SECAM)
SHR(SECAM)
S-BRT(SECAM)
S-CNT(SECAM)
S-CLR-R(SECAM)
S-CLR-B(SECAM)
S-SHR(SECAM)
C-BRT(SECAM)
C-CNT(SECAM)
C-CLR-R(SECAM)
C-CLR-B(SECAM)
C-SHR(SECAM)
BRT(NTSC)
CNT(NTSC)
CLR-R(NTSC)
CLR-B(NTSC)
TNT(NTSC)
SHR(NTSC)
S-BRT(NTSC)
S-CNT(NTSC)
S-CLR-R(NTSC)
S-CLR-B(NTSC)
S-TNT(NTSC)
S-SHR(NTSC)
6-1
BUTTON
DATA
(on the remote
VALUE
control)
133
140
MENU → 1
88
88
143
131
140
MENU → 2
74
74
143
128
128
MENU → 3
150
150
143
133
140
MENU → 4
88
88
143
131
140
MENU → 5
74
74
143
128
128
MENU → 6
150
150
143
131
138
74
MENU → 7
74
131
143
128
140
74
MENU → 8
74
131
143
L4531EA