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ELECTRICAL ADJUSTMENT INSTRUCTIONS
General Note: "CBA" is abbreviation for
"Circuit Board Assembly."
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. NTSC Pattern Generator (Color Bar W/White
Window, Red Color, Dot Pattern, Gray Scale,
Monoscope, Multi-Burst)
3. Remote control unit: Part No. N0105UD or
N0127UD
4. 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)
Screws
Remote control unit (bottom)
2. Added J1 (Jumper Wire) to the remote control
CBA. (Fig. 1-2)
Remote Control CBA
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: 0004FP-
0.47)
1. Initial Setting
General: Enter the Service mode. (See page 5-1.)
Set the each initial data as shown on table 1 below.
Table 1: Initial Data
Item
BRT
CNT
CLR-R
CLR-B
TNT
V-TNT
SHR
S-BRT
Fig. 1-1
S-CNT
S-CLR-R
S-CLR-B
S-TNT
S-SHR
C-BRT
C-CNT
Fig. 1-2
C-CLR-R
C-CLR-B
C-TNT
C-SHR
5-1
Button
Data
(on the service
Value
remote control)
140
195
64
[MENU] → [1]
64
60
60
35
143
195
64
[MENU] → [2]
64
64
35
140
164
64
[MENU] → [3]
64
64
35
L3100EA
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