Coarse Convergence Adjustments - Mitsubishi WS-48315 Service Manual

[Convergence Circuit]
17. Coarse Convergence
Measuring
Instrument
-----
Test Point
------
Ext. Trigger
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Measuring
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Range
NTSC -- None
Input Signal
HD -- HD sync
Input Terminal
Video & HD Inputs
CONVERGENCE MODE
Activate ........MENU-0-3-5-9
Misc. ........................."6"
Coarse........................"5"
Fine ..........................."4"
Color (R,G or B)......AUDIO
Item No..................VIDEO
Adjust/Move..........ADJUST
Cursor Toggle.........ENTER
Save & Exit.....MENU (twice)
MODELS: WS-48315 / WS-55315 / WS-65315
To converge red and blue on green at the edges of the
Purpose:
screen.
Symptom:
Color edging at the top, bottom and sides of the screen.
SD mode
1. Select an External Input with no signal.
2. Activate the Convergence Mode, Coarse Red.
3. Adjust the Items shown below to converge the red on the green.
4. Select Coarse Blue mode.
5. Adjust the Items shown below to converge the blue on the green.
Note: If center convergence shifts, use red and blue Items "0 HSTA" and
"1 VSTA" to correct the shift.
6. Exit the Convergence Mode.
HD mode
1. Supply horizontal and vertical HD sync to the DTV Inputs and select the DTV
Inputs as the source.
Note: If an HD signal is not available, use the Conv. HD with No Signal
Procedure.
2. Repeat SD Steps 2 through 5 in the HD mode.
3. Exit the Convergence mode.
Page 40
CONV. HD WITH NO SIGNAL
1. MENU-0-3-7-0
2. Set DTV Port to 1080i
3. MENU (Twice)
4. INPUT select DTV inputs
5. MENU-0-3-5-9
After Adjusting, set the
DTV Port to AUTO