Service Adjustments; Equipment & Test Signals; Service Mode - Mitsubishi Electric WD-60C9 Service Manual

MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82827
There are 4 Service Adjustments:
Electrical Adjustments
• Horizontal and Vertical Centering Adjustment
• Index Delay Adjustment
• Geometry Alignment
• Data Transfer Functions
Test Equipment and Test Patterns
• Remote Control
• Internally generated Test Patterns
• No external test equipment or pattern generators are required.
The Service Mode is used for all service adjustments.
Service adjustments may only be performed using the remote control.
1. Activating the Service Mode
1. Press the <MENU> button on a remote control. (The "MENU" display will appear.)
2. Press the buttons <2-4-5-7>. (The Service Mode On Screen Display will appear.)
If no display appears, press <BACK> and repeat steps 1 and 2.
Function
Adjustment
2. Test Pattern Activation
When in the Service Mode, press Play < > to activate the internal test patterns (no indication will be
displayed initially). Use
3. Adjustment Function
Service adjustments are performed in the TVM mode. No other Adjustment Functions are available.
4. Adjustment Selection
Use the Page Down <
5. Adjusting Data
After selecting an adjustment item, use the Navigation <
6. 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.
7. Data Transfer & Geometry Menu
While in the Service Mode, press the <0> button to activate the Data Transfer & Geometry Menu.
WD-65837 / WD-73837 / WD-82837

SERVICE ADJUSTMENTS

(there are no mechanical adjustments)

SERVICE MODE

Service Mode <MENU> <2-4-5-7>
SE RVICE
TVM
1. HVPOS
Fast Forward < > and
> button to select a specific electrical adjustment, i.e. "1.HVPOS."
Page 31
-3
4
Rewind < > to select a specific pattern.
> buttons to perform the adjustment.
Data (HPOS)
Data (VPOS)