Block Diagram (5) - Sony KP-43T75C Service Manual

BLOCK DIAGRAM (5)

( )
POWER SUPPLY
G
H/V OUT
IC1502
SUB DY-DRIVE
CN651
CN1503
RH 10 15
18 1 HR OUT
16 4 HR RET
RV 9 14
11 2 VR OUT
13 3 VR RET
GH 7 6
9 1 HG OUT
MUTE
TO A 3 7
4 HG RET
Q1508
M
BOARD
CN402 IC1506
CN1504
SUB DY-DRIVE
GV 5 15
18 2 VG OUT
3 VG RET
16
BH 3 14
11 1 HB OUT
13 4 HB RET
6
BV 1
9 2 VB OUT
MUTE
3 7 3 VB RET
Q1501
CN1505
CN1502 IC1501(2/2)
MUTE DRIVE
V ZOOMING AMP
REGI MUTE 1
Q1509
BUFFER BUFFER
V BLK 2 20
Q1511 Q1503 21
18
IC1507
11
(2/2)
5 9
7
6 10
D FOCUS 3 24
23
22
27
25
D1504 29
BUFFER
Q1502
ABL 4
D529
-12V 3
D533
+12V
7
TO A
IC502(1/4)
I L
BOARD 11
D522
6
CN801 1
6
7
HV PROT 5
+135V
1
9
PIN 6 14
8
IC502(2/4)
5 11 IC502
2 13
HP 8 4 10 (4/4)
T501
IC502
HDT
(3/4)
H OUT
3 4
+135V
Q502
HDRIVE
HD 10 1 6
Q501
– 58 –
IC1501(1/2)
V ZOOMING AMP
CN501
13
V DRIVE (+) 6
12 7
14
1
J
7
8
6
V DRIVE (-) 5
N
TO A
V-SEP
BOARD VP 4
Q1505
CN202
IC6503
RELAY 4
REF. VOLTAGE
G
REF. 1
OVP 8 7 8
TO A
OCP 7 1 7 CATHODE 3
T602
BOARD +135V 5 6
SRT
CN681
IC655
IC651
+5V REG
DVP OCP
D667 D6530
STBY
O I 9 6
+5V
VCC-SW
1
CONVERTER
Q6506
PROTECT
Q6507
IC1504
(1/2)
2
1 R/S
3
LATCH
Q654, 655
IC1504
(2/2)
6
7 B/S
5
T504 H(+)
FBT
HV
HV
MV
MV
200V
4
D534
2
10
D532
8
9
D528
T502
L504
PMT
HLC
PIN AMP
5 3
Q503
6
4 1
– 59 –
IC1509
V OUT
5
3
IC6502
COMPARATOR
IN3- 8
IN4- 10
T6501
D671 IC654
AUDIO(+) 1
3 VCC
+135V REG
AUDIO(-)
D654 D657
D670
2 11 1 4
(1/2)
Q6508
+11V
8 IN3- 7
D655 D656
F652 D654 12 +135V
+15V (2/2)
F651 13
1 2 13
-15V
IC653
6
+5V REG
D660
5
+5V O I 14
IC652
D650
-5V REG
D659
-5V O I
PH6502
IC6501
FEEDBACK
CONVERTER
VS 19 CN6501
11V 7 RT
VD 1
MCM SW
14 VC-1
Q6501
CN6502
VCC-SW FULL-RECT
RY6502
Q6503 Q6502
PH6501
DBL-RECT
MAIN-SW
MAIN-SW Q6504
Q6503
RY-DRIVE D6511 D6509
Q652 D6510
RY6501
IC1505
6
2
7
1
5
3
D531
OFF.MUTE G2-MUTE
+12V
Q506 Q507
3
1 DF AMP
2
Q505, 1506
IC1507
D525,
(1/2) 526
CN1506
1 RV DEF
2 RV MID
3 RV RET
CN1507
1 GV DEF
2 GV MID
3 GV RET
CN1508
1 BV DEF
2 BV MID
3 BV RET
CN6002
LINE FILTER 2 AC (L)
D6001
L6002, 6001 1 AC (W)
F6001
1 DC IN 1
3 DC IN 3
5 DC GND 5
CN6005
CN6006
1 AC(L)OUT 1
3 ACIN 3
FA
(LINE FILTER)
MV TO
FOCUS
CN503 PACK
3 200V
7 H(+) TO CG
O
BOARD
9 R/S
CN734
10 B/S
6 H(-)
HV TO
HV
CN1501
BLOCK
3 HV, REG
CN507
TO
2 G2
FOCUS
1 DF PACK
CN506
1 R-H(+)
4 R-H(-)
CN505
1 G-H(+)
4 G-H(-)
CN504
1 B-H(+)
4 B-H(-)
– 60 –
DY (B)
V. DEF
DY
(V)
V. MID
V. RET
SUB
DY
H(+)
DY
H(MID) (H)
H(-)
DY
(G)
SAME AS
ABOVE
DY
(B)
SAME AS
ABOVE