Deflection/Convergence Geometry Presets - Mitsubishi VS-60609 Service Manual

MODELS: VS-45609 / VS-50609 / VS-55609 / VS-60609 / VS-60719 / VS-70709 MODELS: VS-45609 / VS-50609 / VS-55609 / VS-60609 / VS-60719 / VS-70709
[Defl/Conv Circuits]
15. Geometry Preset
Measuring
-----
Instrument
Test Point -----
Ext. Trigger
------
Measuring
-----
Range
Input Signal
NTSC RF or Video
Input Terminal
Video or RF Input
CONVERGENCE MODE
Activate ........MENU-0-1-5-9
Misc. ........................."6"
Coarse........................"5"
Fine ..........................."4"
Color (R,G B or DF)...AUDIO
Item No..................VIDEO
Adjust/Move..........ADJUST
Cursor Toggle.........ENTER
Save & Exit.....MENU (twice)
VCJ Function
Item
2
3
4
51
55
CONV RED
Item
1
2
3
4
5
6
7
8
9
10
11
* Data should not exceed ±100
Purpose: To preset data values controlling raster geometry.
Symptom: Raster Distortion
Note: This procedure us usually only necessary if:
• An E2PROM is replaced in the Control or Convergence circuits.
• E2RESET or Convergence Reset has been activated.
Deflection Circuit
1. Supply NTSC Video signal to the Video or RF Input.
2. Select the NTSC signal as the source (Input button).
3. Enter the Service Mode, VCJ Function.
4. Insure all data values correspond to those in the VCJ Table shown in Table 1.
5. Save the data and exit the Service Mode.
Activate ........ MENU-0-1-5-7
Function .................AUDIO
Item No. .................VIDEO
Adjust Data ...........ADJUST
Save Data .... .........ENTER
Exit ..............MENU (twice)
Convergence Circuit
1. Enter the Convergence Coarse Mode.
2. Set the data in Red, Green and Blue Coarse Convergence Functions to the
data values given in Tables 2, 3 and 4.
3. Exit the Convergence Mode.
Abbr. Data
VHGT 31
SCOR 7
VLIN 7
VPOS 31
HPOS 34
Table 1
Abbr. Data
HSTA* 100
VSTA* 0
SKEW 0
TILT 0
HLIN -270
HWID -60
VKEY -170
VWID 0
VLIN 0
TPBC 0
SDBW 80
Table 3
Page 35
SERVICE MODE
CONV GREEN
Item Abbr.
1 HSTA*
2 VSTA*
3 SKEW
4 TILT
5 HWID
6 HLIN
7 SPCC
8 HKEY
9 TBPC
10 VKEY
11 VWID
12 VLIN
* Data should not exceed ±100
Table 2
CONV BLUE
Item Abbr.
1 HSTA*
2 VSTA*
3 SKEW
4 TILT
5 HLIN
6 HWID
7 VKEY
8 VWID
9 VLIN
10 TPBC
11 SDBW
* Data should not exceed ±100
Table 4
Data
0
0
0
0
30
0
-125
30
-230
-10
0
0
Data
-100
0
0
0
280
-50
150
0
0
0
-70