Sony KP-48V75 Service Manual page 61

1 3 4 5 6
2
G1 G2 G4
A
4 5 1,2
V901 COUPLER(R):KP-53V75
PICTURE
6 07MXC3 (R):KP-47V75
H
TUBE
7 07MXC4 (R):KP-61V75
G3 G5
K10
HV.BLOCK
B
CRT BRACKET
TO FOCUS PACK
CR
CN706
9P
(R OUT) NL701
WHT
CN705 R714 R719 :S-MICRO
FGND
1k 100
C 1/2W 1/2W TO CG BOARD CN736
1
1 R/S
G1
2 NC
12 4
GND
3 H(+)
G1
11 5
4 H(-)
NC 10 6
CN704 H(+) 5 NC
9 7
1P 8 D705
R704
WHT G2 MTZJ-15 6 NC
560k NC K H(-)
:MINI 1/2W PROT
7 200V
G2 1 R
NC
C707 8
C705 10p
D TO FOCUS PACK 500V 9 NC
1000p
2kV CH
CN701 SG701
:FASTON
D706
R701 SG702 C709 R715
470 TP701 330p 680k MTZJ-15
1/2W 2kV 1/2W PROT
:RC B
CN707
:FASTON
R709
200V
1.5k
1/2W
D703
1SS133 Q702 CR BOARD
CN703 2SA1309
SLICE
9P PEAK-LIMIT
C706 R705 IC VOLTAGE LIST
RED 220 1.3k
E C708
:S-MICRO 16V :RN 0.01 L701
D702
500V 470µH REF. Pin
TO A BOARD CN303 1SS133 E :FLR50
SLICE C704 NO.
IK 1
10 C712
E 2 22 3
R703 250V
4.7k
9V 3 D701 :RN 4
R
1SS133
E 4 1 5
SLICE IC701
B
5 6
2 4 6 8
E 6
8
G 7
9
IC701
F E 8
TDA6106Q •All voltage are in V.
VIDEO-AMP
R R 9
•Pin number which are not
C703
47
1 3 5 7 9 described are not used.
25V
G R
CN702
R702
7P 9V
1.5k
WHT
:RN R R710
:S-MICRO 68k
B
R712 C702 2W
TO CG BOARD CN732 :RS
100 22p
IK2 1 CR BOARD TRANSISTOR
R708
R706 2k
IK1 2 :RN VOLTAGE LIST
4.7k R713
G :RN 47k
E 3
PROT R718
9V 4 100 REF.
D704
R707
E 5 1SS133 D710
33k B
RED-GUNMA 1SS133 Q701
B 6
R711 2SA1309
Q701 E
G 33k IK BUFF
7
C
R717
D708 1k
D709 B
MTZJ-10
MTZJ-5.6
SLICE
SLICE Q702 E
C
H B-SS558.<U..>-CR. AII voltages are in V.
• CR BOARD WAVEFORM
1
140Vp-p (H)
Schematic diagram Schematic diagram
PD CR CG CB
? board
– 89 –
7 8 9 10 11 12
G1 G2 G4
4 5 1,2
V902
COUPLER(R):KP-53V75
6 PICTURE 07MXC2 (G):KP-48V75/61V75
H
TUBE
7
G3 G5
K10
CRT BRACKET
TO FOCUS PACK
CG
(G OUT)
NL731
CN735
FGND
R740
1
1k
1/2W
G1
12 4
GND
11 5 G1
NC
10 6
H(+)
CN734 9 7
8
1P G2
WHT NC K H(-)
R732
:MINI
560k G
1/2W
G2 1
C733 C736
TO FOCUS PACK
1000p 330p R739
2kV 2kV
SG731 680k
B 1/2W
CN731
:FASTON R731 SG732
100 TP731
1/2W
:RC
CN738
R737
:FASTON 1.5k
1/2W
TP732
CN733
VOL.
4P C735
0.01 L731
WHT
500V 470µH
:S-MICRO E 200V :FLR50
2.6
TO CB BOARD CN762
GND IK1 C737
1 22
250V
4.1 E 2
196.5 E 3 B
G
137.1 B 4 1
135.0
2 4 6 8
IC731
TDA6106Q
VIDEO-AMP
CN732 R733
1 3 5 7 9
7P 1k
G :RN
WHT
:S-MICRO
G
TO CR BOARD CN702 R743 C732 R736
100 33p 2.4k
:RN
IK2 1
TP733 R741
IK1 2 3.9k D732
R738
VOL. :RN 1SS133
68k
E 3 SHIFT 2W
:RS
4.1 9V 4
D731
E 5 B 9V R735 R742
4.4 1SS133 100k 180k
GREEN-GUNMA
0 B 6
G 7
1.9
R734 D733
2.2
JW(5) MTZJ-10
GND SLICE
B-SS558.<U..>-CG.
• CG BOARD WAVEFORM
1
160Vp-p (H)
board /
– 90 –
13 14 15 16 17 18
G1 G2 G4
4 5 1,2
6
H
7
G3
K10
HV.BLOCK
TO FOCUS PACK
CB
CN737
9P CN764
FGND
WHT
:S-MICRO (B OUT)
1
TO CB BOARD CN765
1 R/S
12
GND
2 NC
11
3 H(+)
NC
10
4 H(-)
9
8
5 NC CN763 G2
1P NC K
R762
6 NC WHT
560k
:MINI 1/2W
7 200V
G2 1
8 NC
C763
9 NC TO FOCUS PACK 1000p
2kV
SG762
SG761
CN761
:FASTON R761
100
1/2W
:RC
CN767
:FASTON
CN736
9P
WHT
:S-MICRO
TO CR BOARD CN706
1 R/S
2 NC
3 H(+)
4 H(-)
5 NC 2
6 NC
7 200V
8 NC
NC
9
D761
CN762 1SS133 1
R764
4P BLUE-GUNMA
WHT 5.6k
:S-MICRO
R763
TO CG BOARD CN733
910 :RN
IK1 1
CG BOARD C762
E 2 R770
100 33p R765
IC VOLTAGE LIST 2.4k
E 3 B :RN
B 4
REF. Pin VOL.
NO.
3 2.5
4 GND
5
IC731 3.5 D763
MTZJ-10
6 199.6
SLICE
8 145.0
9
144.6
•All voltage are in V.
•Pin number which are not
described are not used.
• CB BOARD WAVEFORM
1
170Vp-p (H)
CR CG
19 [R OUT]
20 21 22
– CR Board –
V903 COUPLER(B):KP-53V75
PICTURE
07MAC3 (B):KP-48V75
TUBE
07MAC4 (B):KP-61V75
G5
HV.BLOCK
CRT BRACKET
CN766
10P
WHT
:S-MICRO
NL761
TO G BOARD CN501
R769 R771
1k 100 1 B/S
1/2W 1/2W
G1
2 R/S
4
3 NC
5 G1
4 H(+)
6
H(+) 5 H(-)
7
6 NC
H(-)
7 NC
B D762
MTZJ-15 8 200V
PROT
9 NC
C766
D764 10 NC
330p
MTZJ-15
2kV
B PROT
TP761 R768
680k
1/2W
R766
1.5k
1/2W
C765 CN765
0.01 L761
9P
500V 470µH
E :FLR50 200V WHT
:S-MICRO
C767
TO CG BOARD CN737
22
250V
1 R/S
– CB Board –
2 NC
B 3 H(+)
1
H(-)
4
4 6 8 5 NC
6 NC
7 200V
IC761
TDA6106Q 8 NC
VIDEO-AMP
NC
9
3 5 7 9
B
CB BOARD
R767
68k
2W IC VOLTAGE LIST
:RS
REF. Pin VOL.
NO.
3
2.5
4 GND
5
IC761 4.9
6 199.6
8 113.0
9 109.7
•All voltage are in V.
B-SS558.<U..>-CB.
•Pin number which are not
described are not used.
– 91 –
CB
[G OUT] [B OUT]
– CG Board –
– 92 –