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Sony KP-EF41HK Service Manual page 4

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(3) Schematic Diagrams of AG (3/3), CB, CG and CR Boards
• AG (2/3) BOARD IC401 MC141627FT
36
35
34
33
32
31
30
29
28
27
26
25
37
24
PORT
PORT
38
23
39
22
40
21
41
20
APCF-II
PROCESSING
42
Adaptive
19
Vertical
Vertical-Dot
Enhancer
PROCESSING
43
18
memory
mode
44
17
45
CLKBUF
16
46
ADC
15
CLOCK
GEN
47
14
IBIAS
48
13
1
2
3
4
5
6
7
8
9
10
11
12
M(Y)
R3301
0 :CHIP
B(Y)
M(B-Y)
R3302
0 :CHIP
B(B-Y)
M(R-Y)
R3303
0 :CHIP
B(R-Y)
M(Y)
M(Y)
M(B-Y)
M(B-Y)
C3344
R3329
C3346
L3308
C3318
R3417
R3326
470p
470
47p
22µH
M(R-Y)
0.1
22k
470
CH:CHIP
:CHIP
CH:CHIP
:CHIP
M(R-Y)
F:CHIP
:CHIP
:CHIP
Q3307
M(B-Y)
L3306
2SC2412K
NOT USED
6.8µH
R3333
IN
C3351
R3325
:CHIP
#
100 :CHIP
:CHIP
B(B-Y)
#
R3332
Q3305
Q3306
R3327
R3328
R3330
R3331
470
2SC2412K
470
220
2SC2412K
470
820
:CHIP
SW0
:CHIP
:CHIP
:CHIP
:CHIP
DAC4
R3419
15k
DAC3
:CHIP
R3336
470
DAC2
:CHIP
DAC1
R3418
C3345
R3338
C3347
L3309
47p
DAC0
C3319
22k
470p
470
22µH
0.1
:CHIP
CH:CHIP
:CHIP
CH:CHIP
:CHIP
F:CHIP
Q3310
2SC2412K
M(R-Y)
L3307
6.8µH
R3342
IN
:CHIP
#
C3352
R3334
#
100 :CHIP
:CHIP
B(R-Y)
Q3309
R3337
R3339
R3340
R3341
R3420
220
2SC2412K
470
820
470
15k :CHIP
:CHIP
:CHIP
:CHIP
:CHIP
Q3308
R3335
2SC2412K
470 :CHIP
L3301
#
9V
R3347
R3348
R3349
3.9k
3.9k
R3356
R3363
3.9k
:CHIP
:CHIP
#
270
:CHIP
:CHIP
:CHIP
C3301
C3302
47
0.01
25V
B:CHIP
C3326
C3327
R3394
10p
10p
1k
R3345
CH:CHIP
CH:CHIP
47k
:CHIP
:CHIP
R3368
#
:CHIP
R3343
C3322
4.7k
0.01
:CHIP
B:CHIP
C3321
R3364
3.3k
47
:CHIP
R3344
R3366
3.9k
5.6k
:CHIP
:CHIP
C3320
0.1
R3367
25V
330
B:CIHP
:CHIP
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
IC3302
AN5342K
PICTURE BOOSTER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C3337
0.01
R3377
B:CHIP
560k
R3402
:CHIP
R3385
R3384
1k
1k
C3338
82k
:CHIP
:CHIP
220p
CH:CHIP
:CHIP
DL3301
C3348
C3333
R3415
R3416
0.1
DL
L3305
C3336
C3334
0.01
22k
#
F:CHIP
82µH
0.0047
0.47
B:CHIP
:CHIP
:CHIP
:CHIP
B:CHIP
R3403
1k
R3401
100
:CHIP
R3397
R3398
R3386
R3383
R3380
R3372
:CHIP
1k
10k
470
#
#
C3332
39k
:CHIP
:CHIP
:CHIP
:CHIP
:CHIP
220p
:CHIP
CH:CHIP
Q3312
R3404
2SA1037AK
R3382
R3376
L3304
:CHIP
Q3317
#
R3378
3.9k
1k
10µH
2SC2412K
:CHIP
:CHIP
:CHIP
:CHIP
C3303
R3390
R3379
R3381
R3370
#
390
Q3316
0
5.6k
#
M(Y)
:CHIP
2SC2412K
:CHIP
:CHIP
Q3315
:CHIP
#
IN
R3395
#
:CHIP
C3342
100p
CH:CHIP
R3396
R3399
C3343
1k
10k
10
:CHIP
:CHIP
– 75 –
— CR BOARD —
• CR BOARD WAVEFORMS
1
PAL/SECAM
1
NTSC
VM OUT
3.5 Vp-p (H)
4.4 Vp-p (H)
VM MUTE
B(Y)
B(Y)
2
PAL/SECAM
2
NTSC
B(B-Y)
B(B-Y)
B(R-Y)
B(R-Y)
3.5 Vp-p (H)
3.8 Vp-p (H)
IC3303
CXA1315M
R3391
#
3
PAL/SECAM
3
NTSC
:CHIP
SW1
VCC
SW0
SCLK
SCL
DAC4
SDAT
SDA
R3392
DAC3
SAD2
#
:CHIP
DAC2
SAD1
3.6 Vp-p (H)
3.8 Vp-p (H)
DAC1
SAD0
R3393
DAC0
SW3
10k
4
PAL/SECAM
4
NTSC
:CHIP
GND
SW2
94.0 Vp-p (H)
117 Vp-p (H)
CR
(RED AMP)
CN704
1P
WHT
R704
:MINI
560k
1/2W
G2
1
TO FOCUS PACK
R3406
R3411
R3412
Q3318
1k
33k
39k
2SC2412K
:CHIP
:CHIP
:CHIP
B(Y)
CN701
:FASTON
R3414
C3349
#
:CHIP
CN703
R701
47
R3408
100
7P
470
R3413
RED
1/2W
:CHIP
:RC
470
:S-MICRO
:CHIP
1
TO AG(2/3) BOARD CN405
R3405
R3407
R3409
R3410
C3350
1k
15k
470
220
10k
10
R
:CHIP
:CHIP
:CHIP
:CHIP
R
1
G
G
2
SSCP
2
B
3
B
9V
4
E
5
3
IK
6
AG
E
7
(3/3)
(PICTURE BOOSTER)
CN702
B-SS516.<CH.>-AG.-P3
8P
WHT
:S-MICRO
TO CG BOARD CN733
IKG
8
IKB
7
E
6
9V
5
E
4
B
B
3
G
2
E
1
G
Q705
2SA1309A
BUFF
– 76 –
— CG BOARD —
• CR BOARD VOLTAGE LIST
• CG BOARD WAVEFORMS
Ref.
Pin No. Voltage [V]
1
PAL/SECAM
1
Q701
B
164
C
3.3
E
163
3.5 Vp-p (H)
Q703
B
9.2
C
164
2
PAL/SECAM
2
E
8.9
Q704
B
1.9
C
8.9
E
1.5
3.5 Vp-p (H)
Q705
B
3.3
3
PAL/SECAM
3
E
3.5
Q706
B
6.1
C
3.3
E
4.5
126 Vp-p (H)
G1
G2
G4
4 10
1,2
V901
PICTURE
6
H
HV.BLOCK
TUBE
7
07MAC2(R)
G3
G5
K
8
CG
TO FOCUS BLOCK
(GREEN AMP)
SG703
CN705
CN706
FGND
R719
9P
R714
100
1
1k
1/2W
WHT
:RC
:S-MICRO
1/2W
G1
:RC
TO CG BOARD CN736
12
4
GND
R/S
11
5
G1
1
CN734
NC
NC
10
6
2
1P
H(+)
WHT
9
8
7
3
H(+)
R732
:MINI
560k
G2
R721
NC
K
H(-)
4
H(-)
1/2W
33k
G2
1
1/2W
R
5
NC
:RC
4
C733
6
NC
0.0047
TO FOCUS PACK
2kV
C705
C709
R715
7
200V
E
0.0047
SG701
SG702
330p
680k
2kV
2kV
1/2W
8
NC
E
B
CN731
9
E
:FASTON
TP701
R731
R709
100
R711
1k
1/2W
10k
1/2W
:RC
L701
3W
470µH
:RS
:FLR50
CN732
5P
WHT
200V
:S-MICRO
TO CB BOARD CN762
R
D704
C712
1SS133
22
IKB
5
250V
L702
E
4
220µH
:EL0606
9V
3
E
2
C708
47p
B
1
C703
47
B
25V
D705
D706
R706
1SS133 1SS133
4.7k
Q701
CN733
D708
8P
2SA1091
TP733
1SS133
SW
WHT
C739
:S-MICRO
9V
R
TO CR BOARD CN702
25V
C710
R702
470p
220
B
Q703
IKG
8
2SC2611
AMP
IKB
7
R722
22k
E
6
R
R720
R716
4.7k
9V
5
220
Q704
E
4
2
2SC3311A
B
R718
R707
AMP
B
3
47k
100
C702
G
2
330p
Q706
R708
270
B
E
1
G
2SA1309A
MIX
1
R710
10
R723
C713
47k
47
25V
R717
D709
33k
MTZJ-5.1
B-SS516.<CH.>-CR.
(cr)
(cg)
(cb)
RED AMP
GREEN AMP
BLUE AMP
— CB BOARD —
• CG BOARD VOLTAGE LIST
• CB BOARD WAVEFORMS
Ref.
Pin No. Voltage [V]
NTSC
1
PAL/SECAM
Q731
B
152
C
0
E
152
3.6 Vp-p (H)
3.5 Vp-p (H)
Q732
B
9.2
C
152
NTSC
2
PAL/SECAM
E
8.7
Q733
B
1.9
C
8.7
E
1.6
3.8 Vp-p (H)
117 Vp-p (H)
NTSC
139 Vp-p (H)
G1
G2
G4
4 10
1,2
V902
6
PICTURE
H
HV.BLOCK
7
TUBE
07MAC2(G)
G3
G5
K
8
TO FOCUS BLOCK
SG733
CN735
FGND
CN737
9P
1
R740
WHT
1k
:S-MICRO
G1
1/2W
:RC
TO CB BOARD CN765
GND
12
4
G1
1
R/S
11
5
NC
2
NC
10
6
H(+)
9
8
7
3
H(+)
G2
CN763
R746
NC
K
H(-)
4
H(-)
33k
1P
1/2W
WHT
G
5
NC
:RC
:MINI
3
6
NC
G2
C736
7
200V
SG731
SG732
330p
R739
2kV
680k
8
NC
B
1/2W
TO FOCUS PACK
9
E
TP731
CN761
:FASTON
TP732
R733
R737
C735
10k
1k
0.0047
C737
L731
3W
1/2W
500V
22
470µH
:RS
E
250V
:EL0606
CN736
200V
9P
WHT
G
:S-MICRO
D731
TO CR BOARD CN706
1SS133
L732
220µH
1
R/S
:EL0606
2
NC
C738
3
H(+)
47p
4
H(-)
5
NC
D732
D733
9V
1SS133 1SS133
R736
6
NC
4.7k
200V
7
NC
Q731
8
2SA1091
E
D735
SW
9
CN762
5P
1SS133
G
R742
WHT
C740
220
:S-MICRO
47
470p
TO CG BOARD CN732
B
Q732
2SC2611
AMP
IKB
E
D736
R744
R745
3.3k
1SS133
330k
9V
Q733
E
2SC3311A
R735
AMP
B
G
100
C734
R738
470p
180
B
R741
10
B-SS516.<CH.>-CG.
– 77 –
• CB BOARD VOLTAGE LIST
Ref.
Pin No. Voltage [V]
1
NTSC
Q761
B
151
C
9.8
E
155
3.7 Vp-p (H)
Q762
B
9.2
C
151
2
NTSC
E
8.8
Q763
B
1.9
C
8.8
E
1.4
125 Vp-p (H)
Q764
B
1.1
E
1.3
G1
G2
G4
4 10
1,2
V903
PICTURE
6
H
HV.BLOCK
TUBE
7
07MAC2(B)
K
8
G3
G5
TO FOCUS BLOCK
CB
CN766
(BLUE AMP)
SG763
10P
CN764
FGND
R771
WHT
100
:S-MICRO
1
R769
1k
1/2W
:RC
TO E BOARD CN501
G1
1/2W
:RC
GND
12
4
1
B/S
G1
2
R/S
11
5
NC
3
NC
10
6
H(+)
9
8
7
4
H(+)
G2
R778
NC
K
H(-)
5
H(-)
R762
33k
560k
1/2W
B
6
NC
1/2W
:RC
2
1
7
NC
C763
C766
R768
8
200V
0.0047
SG761
SG762
330p
680k
2kV
2kV
1/2W
9
NC
E
:B
10
E
TP761
R763
R766
C765
R761
10k
1k
0.0047
C767
L761
100
3W
1/2W
500V
22
470µH
1/2W
:RS
E
250V
:EL0606
:RC
CN765
200V
9P
WHT
B
:S-MICRO
D761
TO CG BOARD CN737
1SS133
L762
220µH
1
R/S
:EL0606
2
NC
C768
3
H(+)
47p
4
H(-)
5
NC
D762
D763
R767
4.7k
1SS133 1SS133
6
NC
200V
7
Q761
NC
2SA1091
8
SW
E
D765
9
B
9V
1SS133
C769
C770
R779
47
470p
220
Q762
25V
B
2SC2611
5
AMP
4
R775
R776
6.8k
47k
3
2
B
D766
JW(5)
1
R773
R765
470
100
Q763
1
2SC3311A
C764
AMP
470p
B
R770
R772
220
10
Q764
R777
C762
2SA1309A
6.8k
10
GAMMA COMP
B-SS516.<CH.>-CB.
– 78 –

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