5-1
L0201EA
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. NTSC Pattern Generator (Color Bar W/White
Window, Red Color, Dot Pattern, Gray Scale,
Monoscope, Multi-Burst)
2. Remote control unit: Part No. N0105UD or N0127UD
3. Color Analyzer
How to make Service remote control unit:
1. Prepare normal remote control unit. (Part No.
N0105UD or N0127UD) Remove 3 Screws from the
back lid. (Fig. 1-1)
2. Add J1 (Jumper Wire) to the remote control CBA.
(Fig. 1-2)
How to set up the service mode:
Service mode:
1.
Use the service remote control unit.
2.
Turn the power on. (Use main power on the TV unit.)
3. Press "SLEEP" button on the service remote control
unit. Version of micro computer will be displayed on
the LCD or display. (Ex: 0001-0.21 or 0004GP-0.47)
1. Initial Setting
General
Enter the Service mode.
Set the each initial data as shown on tabel 1 below.
When version of micro computer is 0004GP-0.47, set
the each initial data as shown on table 1 and 2 below.
Table 1: Initial Data
SCREWS
REMOTE CONTROL UNIT
Fig. 1-1
J 1
Fig. 1-2
REMOTE CONTROL CBA
ITEM
BUTTON
(on the service
remote control)
DATA
VALUE
BRT
MENU
→
1
119
CNT
196
CLR-R
70
CLR-B
70
TNT
68
V-TNT
64
SHR
35
S-BRT
MENU
→
2
119
S-CNT
191
S-CLR-R
70
S-CLR-B
70
S-TNT
64
S-SHR
35
C-BRT
MENU
→
3
119
C-CNT
191
C-CLR-R
60
C-CLR-B
64
C-TNT
64
C-SHR
35
D2-BRT
MENU
→
5
119
D2-CNT
191
D2-CLR-R
60
D2-CLR-B
64
D2-TNT
64
D2-SHR
35
D3-BRT
MENU
→
6
119
D3-CNT
196
D3-CLR-R
64
D3-CLR-B
64
D3-TNT
64
D3-SHR
35
