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There are 2 Types of Service Adjustments, electrical and mechanical:
Electrical Adjustments
Horizontal and Vertical Centering Adjustment
Index Delay Adjustment
Geometry Alignment
Data Transfer Functions
Mechanical Adjustment
Top Mirror Adjustment
ELECTRICAL ADJUSTMENTS
Overview—Specific Adjust Procedures follow
Service adjustments are performed using the remote control.
The Service Menu is used for all service adjustments.
Test Patterns are generated internally.
1. Activating the Service Menu
1. Press the <MENU> button on a remote control. (The “MENU” display will appear.)
2. Press the buttons <2-4-5-7>. (The Service Menu On Screen Display will appear.)
If no display appears, press <EXIT> and repeat steps 1 and 2.
2. Test Pattern Activation
1. When in the Service Menu, press Play <> to activate the internal test patterns (no indication will be dis-
played initially). Use FWD <
> and RWD <> to toggle between patterns.
2. Press Play <
> a second time and use FWD <> and RWD <> to access additional patterns.
3. Press Play <
> again to toggle back to the previous patterns.
3. Adjustment Selection
When in the Service Menu use the <VIDEO> button to toggle to the adjustment desired as indicated by the num-
ber and abbreviation displayed on screen, i.e. “1.HVPOS.”
4. Adjusting Data
After selecting an adjustment item, use the Navigation <> buttons to perform the adjustment.
5. Saving Data
Press <ENTER> to save the adjustment data. The menu display will turn red for approximately one second.
Note: If the circuit adjustment mode is terminated without pressing <ENTER>, changes in adjustment data
are not saved.
6. Data Transfer & Geometry Menu
While in the Service Menu, press the <0> button to activate the Data Transfer & Geometry Menu.
7. Exiting the Service Menu
Press <EXIT> to quit.
SERVICE ADJUSTMENTS
SERVICE MENU <MENU><2-4-5-7>
1.HVPOS
Data
HPOS
Adjustment
SERVICE
TVM
Data
VPOS
-3
4
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