Sony KV-DR34M97 Service Manual ▷ View online
– 37 –
KV-DR34M97
RM-991
6-4(4). SUB COLOR ADJUSTMENT (PAL VIDEO MODE)
Input signal : PAL Color bar (100%)
Picture : HI-FINE mode
Condition :
Picture : HI-FINE mode
Condition :
SAJ
00
PIC
3F
SAJ
02
COL
1F
SAJ
0E
CLO
04
SAJ
10
HUO
05
JGL
01
RGB
07
Adjustment parameter:
YCT
03
SCL
6-5.
DEFLECTION ADJUSTMENTS
FOR DRC 1250 (50Hz) MODE
1.
1.
Set to Service Mode.
2.
Input a PAL cross hatch/dot signal.
3.
Set the following condition.
Picture Mode to [DYNAMIC], Picture Rotation to [+/–0] and
Eco Mode to OFF.
Picture Mode to [DYNAMIC], Picture Rotation to [+/–0] and
Eco Mode to OFF.
4.
Set to DRC-MF1250 mode.
5.
Using the [1] and [4] button, select category GEO (Service
Mode).
Mode).
6.
Select and adjust the following items to obtain optimum
image. Raise/lower the data using the [3] and [6] buttons.
image. Raise/lower the data using the [3] and [6] buttons.
Service Item
GEO : 00
VSZ
V SIZE
01
VPS
V POSITION
02
VLN
V LINEARITY
03
SCO
S CORRECTION
04
HSZ
H SIZE
06
PAP
PIN AMP
07
UPN
UPPER CORNER PIN
08
LPN
LOWER CORNER PIN
CORRECTION POSITION
SETTING
CORRECTION POSITION
SETTING
09
UCG
MOST UPPER CORNER
PIN ADJUSTMENT
PIN ADJUSTMENT
0E
PPH
V TRAPEZOID ADJUSTMENT
0F
AGL
AFC ANGLE
10
BOW AFC BOW
11
HTR
V SAW0 WAVE SAW LEVEL
GAIN CONTROL
GAIN CONTROL
12
MPD
MP PARA WAVE DC
BIAS CONTROL
BIAS CONTROL
14
PBP
H CENT PARA WAVE SAW
LEVEL GAIN CONTROL
LEVEL GAIN CONTROL
15
PBA
H CENT PARA WAVE GAIN
CONTROL
CONTROL
DAC : 00
HCT
H CENTER
01
HLN
H LINEARITY
7.
Write into the memory by pressing [MUTING] then [0] on
the remote commander.
the remote commander.
FOR WIDE MODE, DRC1250 (50Hz)
8.
Adjust condition change to WIDE MODE : ON.
9.
COPY (item FOR DRC 1250 (50Hz) MODE and adjust
data for the following items.
data for the following items.
Service Item
GEO : 00
VSZ
V SIZE
01
VPS
V POSITION
04
HSZ
H SIZE
12
MPD
MP PARA WAVE DC BIAS
CONTROL
CONTROL
14
PBP
H CENT PARA WAVE SAW
LEVEL GAIN CONTROL
LEVEL GAIN CONTROL
10.
Adjust V Blanking the following items.
Service Item
GEO : 1E
VAS
V ASPECT
1F
VSC
V SCROLL
FOR DRC 1250 (60Hz) MODE
11.
Input 525/60Hz signal.
12.
Set to DRC-MF : 1250
13.
COPY (item for DRC 1250 (50Hz) mode and adjust data
for the following items.
for the following items.
Service Item
GEO : 12
MDP
MP PARA WAVE DC BIAS
CONTROL
CONTROL
14
PBP
H CENT PARA WAVE SAW
LEVEL GAIN CONTROL
LEVEL GAIN CONTROL
14.
Adjust the following items.
Service Item
GEO : 00
VSZ
V SIZE
01
VPS
V POSITION
02
VLN
V LINEARITY
03
SCO
S CORRECTION
04
HSZ
H SIZE
05
HPS
H POSITION
06
PAP
PIN AMP
07
UPN
UPPER CORNER PIN
08
LPN
LOWER CORNER PIN
09
UCG
MOST UPPER CORNER
PIN ADJUSTMENT
PIN ADJUSTMENT
0E
PPH
V TRAPEZOID ADJUSTMENT
0F
AGL
AFC ANGLE
10
BOW AFC BOW
11
HTR
V SAWO WAVE SAW LEVEL
GAIN CONTROL
GAIN CONTROL
15
PBA
H CENT PARA WAVE GAIN
CONTROL
CONTROL
– 38 –
KV-DR34M97
RM-991
FOR WIDE MODE, DRC 1250 (60Hz)
15.
Set to WIDE MODE : ON
16.
Copy the DRC 1250 (60Hz) MODE and adjust the
following items to obtain optimum image.
Raise/lower the data with the [3] and [6] buttons.
following items to obtain optimum image.
Raise/lower the data with the [3] and [6] buttons.
GEO
00
VSZ
V SIZE
01
VPS
V POSITION
04
HSZ
H SIZE
12
MPD
MP PARA WAVE DC
BIAS CONTROL
BIAS CONTROL
14
PBP
H CENT PARA WAVE SAW
LEVEL GAIN CONTROL
LEVEL GAIN CONTROL
17.
Adjust V Blanking for the following items.
GEO
1E
VAS
V ASPECT
1F
VSC
V SCROLL
18.
Adjust the following items.
Service Item
GEO : 02
VLN
V LINEARITY
03
SCO
S CORRECTION
05
HPS
H POSITION
06
PAP
PIN AMP
07
UPN
UPPER CORNER PIN
08
LPN
LOWER CORNER PIN
09
UCG
MOST UPPER CORNER
PIN ADJUSTMENT
PIN ADJUSTMENT
0E
PPH
V TRAPEZOID ADJUSTMENT
0F
AGL
AFC ANGLE
10
BOW AFC BOW
11
HTR
V SAWO WAVE SAW LEVEL
GAIN CONTROL
GAIN CONTROL
15
PBA
H CENT PARA WAVE GAIN
CONTROL
CONTROL
19.
Input a NTSC cross hatch/dot signal and repeat all above
steps.
steps.
6-6. A BOARD ADJUSTMENT AFTER IC003
(MEMORY) REPLACEMENT
1.
Enter to Service Mode.
2.
Press commander buttons 5 and - (Data Initialize), and
2 and - (Data Copy) to initialize the data.
2 and - (Data Copy) to initialize the data.
3.
Call each item number and check if the respective screen
shows the normal picture.
In cases where items are not well adjusted, rectify the items
with fine adjustment.
Write the data per each item number (
shows the normal picture.
In cases where items are not well adjusted, rectify the items
with fine adjustment.
Write the data per each item number (
[MUTING]
+-).
4.
Select item numbers “OPB00” (OP1), “OPB01” (OP2) and
respectively set the bit per model with command buttons 3
and 6.
respectively set the bit per model with command buttons 3
and 6.
5.
Press commander buttons 8 and - (Test Normal) to return
to the data that was set on the shipment from the factory.
(This will also cancel Service Mode.)
to the data that was set on the shipment from the factory.
(This will also cancel Service Mode.)
– 39 –
KV-DR34M97
RM-991
GEO 4
HSZ (H SIZE)
GEO 9
TRZ (TRAPEZIUM)
GEO 07 UPN (UPPER CORNER PIN)
GEO 08 LPN (LOWER CORNER PIN)
GEO 0
VSZ (V SIZE)
GEO 5
HPS (H POSITION)
GEO 0A AGL (AFC.ANGLE)
GEO 0B BOW (AFC.BOW)
GEO 6
PAP (PIN AMP)
GEO 1
VPS (V POSITION)
GEO 2
VLN (V LINEARITY)
GEO 3
SCO (VERTICAL S-Correction)
PICTURE DISTORTION ADJUSTMENT (2)
V SAWO WAVE SAW LEVEL GAIN CONTROL (GEO 11 HTR)
6-7. PICTURE DISTORTION ADJUSTMENT (1)
Item Number 00 – 0B
– 41 –
– 40 –
KV-DR34M97
RM-991
KV-DR34M97
RM-991
SECTION 7
DIAGRAMS
7-1. BLOCK DIAGRAM
SELVOUT
SELYOUT
SELCBOUT
SELCROUT
EXTCLK/XTAL
SELHOUT
Y
Cb
Cr
23
22
3
2
1
27
26
25
20
V-DVD
H-DVD
>
>
IC3001
COMPONENT I/F
C3
CVBS/Y3
FSC OUT
SCP
Y1
39
41
46
10
19
Cb1
Cr1
CVBS/Y2
C2
CVBS OUT(2VPpp)
Y OUT
Cb OUT
Cr OUT
HS
VS
18
17
3
21
22
23
9
4
48
1
43
44
IC8306
MAIN COLOR DECORDER
Q3015
Y-BUFFER
Q3018
U-BUFFER
Q3023
V-BUFFER
X3001
CRYSTAL
>
>
>
V
U
Y
>
>
>
V
U
Y
DVD PROGRESSIVE
}
COUT2
NT/PAL
Y1
Y1
C1
S-1
S-1
47
4
2
3
1
36
3
5
7
7
V1
LV1
LV1
V6 (S-TV)
M-TV
TVL
M-TV
TVL
TVR
RV4
LOUT2
ROUT2
V6
LTV
RTV
VOUT1
1
2
2
RV1
4
43
45
60
62
64
64
TV 63
V/YOUT2
YOUT3
COUT3
44
39
37
37
VOUT3 41
53
25
IC8302
AV SW
AV SW
LV4
23
BUFFER
Q8302
BUFFER
Q8365
BUFFER
Q8364
SW
Q8329
AMP
Q8330
BUFFER
Q8331
AMP
Q8332
BUFFER
IC8312
LEVEL CONVERTER
>
>
C-NT
Y-NT
>
>
>
C
R
C
B
Y
}
3
7
1
IC8309
SW
Y IN
Y OUT
-U OUT
-V OUT
-U IN
-V IN
6
8
9
19
17
16
IC8310
PICTURE IMPROVEMENT
PROCESSOR
B3
HP100
1
1
3
5
7
8
R IN
L IN
Y IN
CV IN
S IN
C IN
TO H1 BOARD
CN1934
Component In
9
Y4
24
V4
22
S-4
28
C4
26
V1
L1
R1
V2
LV2
LV2
8
9
9
RV2
11
V2
L2
R2
V5
Video In 3
Video In 2
Video In 1
J8301
30
V3
LV3
LV3
15
16
16
RV3
18
V3
L3
R3
LV6
59
RV6
61
Q8362
BUFFER
Q8361
BUFFER
Q8363
BUFFER
Y
B-Y
R-Y
L
R
Q8333 BUFFER
Q8356
Q8334
Q8356
Q8334
} AMP
Q8351 BUFFER
Q8352
Q8337
Q8352
Q8337
} AMP
Q8335 BUFFER
Q8357
Q8336
Q8357
Q8336
} AMP
>
VP100
>
Y100
Y
V100
U100
Y-OUT
V-OUT
U-OUT
IC3003
YUV SWITCH
>
>
>
C
R
C
B
}
}
19
1
2
6
9
TO BC1 BOARD
CN2001
(COMB FILTER BOARD)
10
}
YS2/YM
R2
G2
36
35
34
IC8306
MAIN COLOR DECORDER
B2 33
24
29
30
31
YS
1
Cr
2
Cb
2
Y
2
>
>
>
>
>
>
>
LOUT1
ROUT1
52
54
RV5
LV5
31
29
29
Q8301
BUFFER
Q8304
BUFFER
Q8303
BUFFER
Q8306
BUFFER
CN8301
CN8401
FSC
NT-YIN
NT-CIN
CV OUT
PAL-CIN
PAL-YIN
Y-NT
C-NT
>
>
16
15
14
12
11
10
CN8402
HP
VP
SELE
SV-IN
SU-IN
SY-IN
10
5
3
2
SUB-CV/Y OUT
RY 0UT
BY OUT
HP-M
VP-M
>
>
3
2
6
CN1121
HP
VP
VIDEO
HP-M
VP-M
>
>
1
2
3
4
CN1118
R
G
B
BLK
HS_IN
DF_PARA
VS_IN
VN_MOD
VN_MOD
H_PROT
28
46
42
15
15
34
V_PROT
35
G2_IN
R2_IN
R2_IN
R_OUT
G_OUT
B_OUT
IK_IN
CERA
2.7MHz
ABL_IN
ABL_FIL
5
6
6
B2_IN
YSYM2
YSYM2
4
2
2
Y_IN
20
CB_IN
CR_IN
CR_IN
21
22
22
64
63
62
58
62
58
33
56
57
57
V_DRV-
V_DRV+
EW_DRV
52
53
47
53
47
H_DRV 40
IC4301
R/G/B JUNGLE
VP SEL
HP SEL
>
>
1
3
5
8
3
5
8
CN9001
R OUT
G OUT
B OUT
IK
G OUT
B OUT
IK
7
4
3
9
4
3
9
CN1163
DF PARA
V DRV-
V DRV+
EW
V DRV-
V DRV+
EW
8
7
2
7
2
CN1162
H PROT
V PROT
HD
V PROT
HD
G
R
B
YS
>
>
>
>
L SW
R SW
>
>
V
L
R
Monitor Out
Y IN
Y OUT
-U OUT
-V OUT
-U IN
-V IN
6
8
9
19
17
16
IC8310
PICTURE IMPROVEMENT
PROCESSOR
1
HP 100
VP 100
HV SWITCHING
HP-SEL
VP-SEL
12
2
14
15
IC3002
13
1
H-DVD
V-DVD
>
>
>
>
>
>
RGB OUT, YCT, COMB FILTER,
VIDEO IN/OUT, COMPONENT I/F
VIDEO IN/OUT, COMPONENT I/F
A (1/3)
(
)
SC
Click on the first or last page to see other KV-DR34M97 service manuals if exist.