Horizontal & Vertical Position Adjustment; Index Delay Adjustment - Mitsubishi Electric WD-73C1 Service Manual

MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 /
Horizontal and Vertical Position Adjustment
1. Enter the Service Menu <MENU><2-4-5-7>.
2. Select the Geometry Test Pattern shown <2>
3. If necessary, use the <VIDEO> button to select the adjustment, "1.HVPOS".
4. After selecting the HVPOS adjustment item, use the Navigation <> buttons to center the display.
5. Press <ENTER> to save the adjustment data. The on-screen display will flash red while the data is saved.
Index Delay Adjustment (Perform after color wheel replacement)
1. Enter the Service Menu <MENU><2-4-5-7>.
2. Select the Ramp Pattern shown below
3. Use the <VIDEO> button to select the adjustment, "60.IDL".
4. After selecting the IDL adjustment item, use the Navigation <> buttons to adjust the ramp pattern color
bars for the smoothest transition from dark to bright.
5. Press <ENTER> to save the adjustment data.
WD-82740 / WD-82840 / WD-82CB1 / WD-92840
ADJUSTMENT PROCEDURES
Vertical & Horizontal Position Adjustment
<MENU><2-4-5-7> <2> <CH-DOWN> or
SERVICE
TVM
1.HVPOS
<2>

Index Delay Adjustment

<MENU><2-4-5-7> <2> <CH-DOWN> or
SERVICE
TVM
60.IDL
>
<CH-DOWN>or < x2.
>
< x2
Adjustment
Data (HPOS)
-3
Data (VPOS)
4
>
<CH-DOWN> or < x3.
>
< x3 <VIDEO>
Adjustment
Data
201
The on-screen display will turn red while the data is saved.
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