Fine Convergence Adjustments - Mitsubishi WS-55517 Service Manual

MODELS: WS-55517 / WS-65517 / WS-73517
[Convergence Circuit]
18. Fine Convergence
Measuring
-----
Instrument
-----
Test Point
------
Ext. Trigger
Measuring -----
Range
NTSC -- None
Input Signal
HD -- HD sync
Input Terminal
Video & DTV Inputs
CONVERGENCE MODE
Activate ... .....MEN U-2-4-5-9
Mis c. ......... ......... .... ..."6"
C oars e... ......... ............"5"
Fine ......... ............ ......"4"
C olor (R ,G or B)...... AUD IO
Item No...... ............VIDEO
Adjus t/Move...... ....ADJUST
C urs or Toggle.........EN TER
Save & Exit.....MEN U (tw ice)
Purpose:
To converge red, green and blue at the edges of the screen
Symptom:
Color edging at the edges of the picture.
Note:
Always use the Standard Format when aligning Geometry and Convergence.
SD Fine Adjustment
1. Select an External Input, no signal.
2. Activate the Convergence Mode, Fine Red.
3. Use the Cursor to converge red on the green.
4. Select the Fine Blue mode.
5. Use the Cursor to converge blue on the green.
6. Exit the Convergence mode.
HD Fine Adjustment
1. Supply an HD signal (sync only) to a Component input and select that
Component Input as the signal source.
2. Repeat SD Fine Adjustment Steps 2 through 6, in the HD mode.
3. Exit the Convergence Mode.
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