Sony TRINITRON KV-AR29M61, Руководство по обслуживанию

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KV-AR29M61/AR29M86/AR29N90
RM-995 RM-993 RM-996
4-6. DEFLECTION ADJUSTMENT
NORMAL MODE (50Hz)
1. Set Video Mode.
2. Using the
1
and
4
button, select category GEO
(Service Mode).
3. Raise/lower the data using the
3
and
6
buttons.
Select and adjust the following items to obtain optimum
image.
Service Item
GEO : 00 HPS H POSITION
01 HSZ H SIZE
02 PAP PIN AMP
03 TLT TILT
04 VPS V POSITION
05 VSZ V SIZE
06 SCO S CORRECTION
07 VLN V LINEARITY
08 BOW AFC BOW
09 AGL AFC ANGLE
0A UPN UPPER CORNER PIN
0B LPN LOWER CORNER PIN
4-5. DISPLAY POSITION ADJUSTMENT
(KV-AR29M86)
PIP POSITION
1. Input a PAL color-bar.
2. Press PIP button of the remote commander to set the PIP
picture.
3. Set to Service Mode.
4. Use
1
and
4
of the remote commander to select PIP 03 “HPS”
and use
3
and
6
to set data “15”.
5. Select PIP 04 “VPS” to set data “2E”.
6. Press
[MUTING]
→ -
of the remote commander to write the
data.
7. Use the screen display menu changing the PIP position to check
the PIP position.
SUB COLOR (YCJ) ADJUSTMENT
1. Select Video.
2. Input PAL Color Bar to TV set.
3. Set the following condition:
Pic: 100%, Col: 50%, Brightness: 50%, DTE: OFF
4. Connect an oscilloscope to pin
2
(B output) of CN305, A
Board.
5. Set to Service Mode and SAJ 03 ‘SCL’ with
1
and
4
of the
commander then adjust to VB2 = VB3 = VB4 = with
3
and
6
.
6. Then press
[MUTING]
→ -
to write the data.
7. Add offset steps and save the data.
Offset: 25... 0
29... 0
34... 0
8. Input NTSC color bar to TV set and repeat item no 3 to 7.
10. Select "WIDE" mode, write the "SAME DATA - 3 STEPS" for
both PAL and NTSC input.
SUB HUE ADJUSTMENT
1. Select Video.
2. Input NTSC 3.58 Color Bar to TV Set.
3. Set the following condition:
Pic: 100%, Col: 50%, Brightness: 50%, DTE: OFF
4. Connect an oscilloscope to pin
1
(B output) of CN305, A
Board.
5. Set to Service Mode and YCT 00 ‘SHU’ with
1
and
4
of the
commander then adjust to VB1 = VB2 = VB3 = VB4 = with
3
and
6
.
6. Then press
[MUTING]
→ -
to write the data.
7. Select RF.
8. Input NTSC 3.58 and repeat item no 3 and 6.
The highest level of VB1, VB2, VB3, VB4 must be
aligned at the same time.
Ideal difference level between VB2 and VB3 should
be within
±
110 mVpp.
VB2 = VB3 = VB4 (Difference is within 70mV)
VB1
VB2
VB3 VB4
VB1 = VB2 = VB3 = VB4
VB1
VB2 VB3
VB4
VB2 = VB3 = VB4
≤
110mV
PMX ADJUSTMENT
1. Select Video (Wide mode: OFF).
2. Input PAL Color Bar to TV set.
3. Set the following condition:
Pic: 100%, Col: 50%, Brightness: 50%, DTE: OFF
4. Connect an oscilloscope to pin
3
(R output) of CN305, A
Board.
5. Set to Service Mode and SAJ 00 ‘PMX’ with
1
and
4
of the
commander then adjust to VR within spec with
3
and
6
.
6. Then press
[MUTING]
→
-
to write the data.
7. Select "Wide" mode, write the "SAME DATA- 5 STEPS".
VR = 2.35 Vpp
(Difference is within 50 mVpp)
VP 06 RLM : 03H
17 R ON
: 01H
18 G ON : 00H
19 B ON : 00H
After adjustment, these adjustment parameters must be recovered
to the original condition.
VR