6-1
L4101EA
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
BUTTON
(on the remote
control)
DATA VALUE
LCD-
B1504
LCD-
B2004
BRT(PAL)
MENU
→
1
130
134
CNT(PAL)
174
174
CLR-R(PAL)
78
74
CLR-B(PAL)
78
74
SHR(PAL)
143
143
S-BRT(PAL)
MENU
→
2
130
134
S-CNT(PAL)
174
174
S-CLR-R(PAL)
78
74
S-CLR-B(PAL)
78
74
S-SHR(PAL)
143
143
C-BRT(PAL)
MENU
→
3
134
134
C-CNT(PAL)
122
132
C-CLR-R(PAL)
156
154
C-CLR-B(PAL)
156
154
C-SHR(PAL)
143
143
BRT(SECAM)
MENU
→
4
130
134
CNT(SECAM)
174
174
CLR-R(SECAM)
78
74
CLR-B(SECAM)
78
74
SHR(SECAM)
143
143
S-BRT(SECAM)
MENU
→
5
130
134
S-CNT(SECAM)
174
174
S-CLR-R(SECAM)
78
74
S-CLR-B(SECAM)
78
74
S-SHR(SECAM)
143
143
C-BRT(SECAM)
MENU
→
6
134
134
C-CNT(SECAM)
122
132
C-CLR-R(SECAM)
156
154
C-CLR-B(SECAM)
156
154
C-SHR(SECAM)
143
143
BRT(NTSC)
MENU
→
7
134
134
CNT(NTSC)
172
174
CLR-R(NTSC)
78
70
CLR-B(NTSC)
78
70
TNT(NTSC)
148
148
SHR(NTSC)
143
143
S-BRT(NTSC)
MENU
→
8
134
134
S-CNT(NTSC)
172
174
S-CLR-R(NTSC)
78
70
S-CLR-B(NTSC)
78
70
S-TNT(NTSC)
148
148
S-SHR(NTSC)
143
143
