5-1
A71F0EA
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
4. Color Analyzer
How to make the Service remote
control unit:
Cut “A” portion of the attached remote control unit as
shown in Fig. 1.
How to set up the service mode:
Service mode:
1. Use the service remote control unit.
2. Turn the power on.
3. Press the service button on the service remote
control unit. The following screen appears.
Fig. 1
A
service button
Ver :
Boot
System
Pic Ver :
Picture :
Submicon Ver :
***********************
Push 0 key
Push 0 key
***********************
***********************
Push 0 key
******
"*" differs depending on the models.
Summary of Contents for LC320EM8
Page 37: ...8 8 A71F3SCIR IR Sensor Schematic Diagram ...
Page 38: ...8 9 A71F3SCD1 Digital Main 1 9 Schematic Diagram ...
Page 43: ...8 14 Digital Main 6 9 Schematic Diagram A71F3SCD6 ...
Page 44: ...8 15 Digital Main 7 9 Schematic Diagram A71F3SCD7 ...
Page 45: ...8 16 Digital Main 8 9 Schematic Diagram A71F3SCD8 ...
Page 46: ...8 17 Digital Main 9 9 Schematic Diagram A71F3SCD9 ...
Page 51: ...8 22 Jack CBA Top View BA71F0F01021 4 ...
Page 53: ...8 24 Function CBA Top View Function CBA Bottom View BA71F0F01021 2 ...
