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Sony Manuals
Projection TV
KP-43T70 - 43" Color Rear Video Projector
Service manual
Block Diagram (5) - Sony KP-43T70 Service Manual
Color rear video projector
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Also See for KP-43T70
:
Training manual
(101 pages)
,
Operating instructions manual
(54 pages)
,
Supplementary manual
(1 page)
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BLOCK DIAGRAM (5)
(
POWEER SUPPLY
G
H/V OUT
IC1502
SUB DY-DRIVE
CN651
RH
10
15
RV
9
14
GH
7
6
MUTE
TO A
3
M
Q1508
BOARD
CN402
IC1506
SUB DY-DRIVE
GV
5
15
BH
3
14
BV
1
6
MUTE
3
Q1501
CN1502
MUTE DRIVE
REGI MUTE
1
Q1509
BUFFER
V BLK
2
Q1511
IC1507
(2/2)
5
7
6
D FOCUS
3
ABL
4
TO A
IC502(1/4)
I
L
BOARD
D522
6
CN801
1
HV PROT
5
7
+135V
PIN
6
HP
8
T501
HDT
+135V
3
HDRIVE
HD
8
1
Q501
– 65 –
)
CN501
CN1503
V DRIVE (+)
18
1
HR OUT
16
4
HR RET
J
11
2
VR OUT
V DRIVE (-)
N
13
3
VR RET
TO A
9
1
HG OUT
BOARD
VP
7
4
HG RET
CN202
CN605
RELAY
CN1504
G
OVP
18
2
VG OUT
TO A
OCP
BOARD
16
3
VG RET
CN681
11
1
HB OUT
13
4
HB RET
9
2
VB OUT
7
3
VB RET
CN1505
IC1501(2/2)
V ZOOMING AMP
IC1504
(1/2)
BUFFER
20
2
Q1503
21
1
18
3
11
9
10
24
23
IC1504
22
(2/2)
27
6
25
7
D1504
29
5
BUFFER
Q1502
T504
H(+)
FBT
HV
HV
D529
-12V
3
MV
MV
D533
+12V
7
200V
4
D534
11
6
2
10
1
D532
8
9
D528
T502
PMT
9
PIN AMP
14
8
5
Q503
IC502(2/4)
6
IC502
5
11
2
13
4
4
10
(4/4)
IC502
(3/4)
H OUT
4
Q502
6
6
5
LATCH
SWITCH
Q654, 655
Q658
V-SEP
4
Q1505
RELAY DRIVE
4
Q652
8
7
8
1
7
7
+135V
5
6
D672
IC655
IC651
+5V REG
D667
STBY
O
I
9
+5V
8
BACK UP
Q651
D662
Q653
7
5
LIMIT
1
Q656
D666
T601 PRT
T601
PROTECT
9
D671
Q657
AUDIO(+)
1
AUDIO(-)
D654
R/S
D670
2
(1/2)
+11V
7
D655
F652
D654
+15V
(2/2)
13
F651
-15V
IC653
B/S
+5V REG
D660
+5V
O
I
14
IC652
-5V REG
D659
-5V
O
I
D531
OFF.MUTE
+12V
Q506
L504
HLC
3
1
IC1501(1/2)
IC1509
V ZOOMING AMP
V OUT
13
12
7
14
5
1
7
8
6
3
T602
1
3
CONVERTER
4
Q601
6
PROTECT
RY601
Q602
5
D601 602
LINEFILTER
L601
2
SWITCHING
3
IC601
4
8
D603
5
IC654
+135V REG
D657
11
1
4
D656
12
+135V
IC1505
6
2
7
1
5
3
G2-MUTE
Q507
3
1
DF AMP
2
Q1505, 1506
IC1507
D525,
(1/2)
526
– 66 –
DY (B)
CN1506
1
RV DEF
V. DEF
DY
2
RV MID
(V)
V. MID
3
RV RET
V. RET
CN1507
1
GV DEF
SUB
2
GV MID
DY
3
GV RET
CN1508
1
BV DEF
H(+)
DY
H(MID)
(H)
2
BV MID
H(-)
3
BV RET
CN601
2
AC (L)
DY
1
AC (W)
(G)
ACIN
SAME AS
DBOVE
DY
(B)
SAME AS
DBOVE
TO
MV
FOCUS
PACK
CN503
3
200V
TO CG
7
H(+)
O
BOARD
9
R/S
10
B/S
CN734
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(-)
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This manual is also suitable for:
Kp-46c70
Kp-48s70
Kp-48s72
Kp-53n74
Kp-53s70
Kp-61s70
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