Display Position Adjustment; Deflection Adjustment - Sony TRINITRON KV-AR34M3 Service Manual

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.
[MUTING]
¡ - to write the data.
6. Then press
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.
VB1
VB2
VB2 = VB3 = VB4
VB2 = VB3 = VB4 (Difference is within 70mV)
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.
[MUTING]
¡ - to write the data.
6. Then press
7. Select RF.
8. Input NTSC 3.58 and repeat item no 3 and 6.
VB1
VB3
VB2
VB1 = VB2 = VB3 = VB4
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.
VB3 VB4
VB4
110mV
KV-AR34M36/AR34M64/AR34M66/AR34M94
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.
[MUTING]
6. Then press
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.

4-5. DISPLAY POSITION ADJUSTMENT

(Except KV-AR34M60)
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".
[MUTING] ¡ - of the remote commander to write the
6. Press
data.
7. Use the screen display menu changing the PIP position to check
the PIP position.

4-6. DEFLECTION ADJUSTMENT

NORMAL MODE (50Hz)
1. Set Video Mode.
Using the 1 and 4 button, select category GEO
2.
(Service Mode).
Raise/lower the data using the 3 and 6 buttons.
3.
Select and adjust the following items to obtain optimum
image.
Service Item
GEO : 00 HPS
01 HSZ
02 PAP
03 TLT
04 VPS
05 VSZ
06 SCO
07 VLN
08 BOW AFC BOW
09 AGL
0A UPN
0B LPN
– 41 –
KV-AR34M60
¡ - to write the data.
VR
H POSITION
H SIZE
PIN AMP
TILT
V POSITION
V SIZE
S CORRECTION
V LINEARITY
AFC ANGLE
UPPER CORNER PIN
LOWER CORNER PIN
RM-993
RM-995