Sony KP-XA43M31 Service Manual page 46

6-1-6. CR, CG, CB, G, H1,AND H2 BOARDS BLOCK DIAGRAMS
CR
(RED AMP)
RED AMP
Q704,703
SW
Q701
CN703
PEAK LIMIT
1 R 9V
Q702
2 G
3 B H(+)
M
9V
4 H(-)
E
5
TO AG BOARD
6 IK
CN405
7 E 200V
BUFFER MIX
Q705 Q706
CN704
1 G2 G2
TO FOUCS PACK
K
L
TO H1 BOARD
CN3004
TO H1 BOARD
CN3003
N
T6002
CN6005 CN6006
LFT
AC(L) 2 4 AC(N)
AC(W) 1 1 AC(L)
CN6008
STBY+7V 1
GND 2
P.CONT 3
G
PROT 4
TO E BOARD
GND 5
CN807 D6035,6036
+7V
6 T6005
RECT
8 PIT
9
CN6012
18
AUDIO+ 2 D6038
E
AUDIO
17
AUDIO- 4 RECT
TO D BOARD
CN1605
CN6011
14
+15V
3
D6002
RECT 15
I
-15V 5 1
TO E BOARD 11
+135V 1 D6037, 3
CN808
6049
12
RECT
D6004
RECT
CN6013
H
+12V 1
TO E BOARD
G
CN806 (POWER SUPPLY)
CG
(GREEN AMP)
R
V901
GREEN AMP
PICTURE TUBE
Q733,732
FV HV R
CN706 CN736
R/S 1 1 R/S
NC 2 2 NC
H(+) 3 3 H(+)
H(-) H(-)
4 4
NC NC
5 5
H+
NC 6 6 NC
H- SW
200V 7 7 200V
Q731
NC 8 8 NC
E 9 9 E
CN702 CN733
IKG 8 8 IKG
IKB IKB
7 7
E E
6 6
9V 5 5 9V
E 4 4 E
B 3 3 B
G 2 2 G
E 1 1 E
PEAK LIMIT
CN734 9V
Q735
1 G2 G2
CN6007
AC(L) 1
D6003
AC RECT IC6002 COMPARATOR
AC(N) 5
(1/2) (2/2)
2 1 6 7
O
-IN OUT -IN OUT
3 5
+IN +IN
TO H1 BOARD
CN3004
IC6001 4
PWM SW
5
D6017
T6004
RECT
4 SRT
D6011 D6006
PROT RECT
RY6003 3 7
1 5
D6007
RECT D6025
2
RECT
D6015
SW SW
IC6006
Q6016 Q6006
VCC OUT
1 IC6008 2 2 4
VCC CONT
3
1
CB
(BLUE AMP)
V902
G
PICTURE TUBE
FV HV G
CN737 CN765
R/S 1 1 R/S
NC 2 2 NC
H(+) 3 3 H(+)
H(-) H(-)
4 4
NC NC
5 5
NC 6 6 NC
200V 7 7 200V
NC 8 8 NC
E 9 9 E
CN732 CN762
IKB 5 5 IKB
E E
4 4
9V 9V
3 3
E 2 2 E
B 1 1 B
PEAK LIMIT
9V
Q765
CN763
1 G2 G2
CN766
1,6 10
IC6004
D6019 SW SOFT START 2
CONV
Q6001-6003,6005 3 9
DRIVE CONTROL
D6016
VCC SW
Q6009
SW 7
Q6008 10
IC6003
5
CONV
12
DRIVE
SW 1 4
Q6007
3
IC6005
VCC SW
D6010
SW
VCC SW PROT PROT
Q6004 Q6018 Q6017
– 45 –
BLUE AMP V903
B
PICTURE TUBE
Q762,763
FV HV B
GAMMA AMP
Q764
SW
Q761
H(+)
H(-)
G1
J
TO E BOARD
CN3003
CN501
1 AC(L)IN
NC
N 2
NC
3
TO G BOARD 4 AU(N)IN
CN6006
CN3002
7 SW
+5V 10
10 Q6015
IC6007 NC 9
5
CONV SIRCS 8
12
DRIVE GND 7
1 SW
AUTO REGI./KEY2
C 6
Q6014
KEY1
5
TO D BOARD STBY+5V 4
CN1803 GND 3
R.LED 2
NC 1
1
2 LATCH PROT
Q6010-6012
VIDEO INPUT3
R
L(MONO)
VIDEO
S-VIDEO
+B COCP
Q6013
J3202
HEADPHONE
B-SS640.<GE.>-B/D-P4
KP-XA43M31/XA43M61/XA43M91
RM-967
H1
(KEY.LED,AC SW)
CN3004
1 AC(L)OUT
NC
2
O
NC
3
4 NC
S3006 TO G BOARD
5 AC(N)OUT
POWER CN6007
IC3002
IR RECEIVER
OUT
CN3001
+5V
4
KEY1
3
P
KEY2 2
D3002
GND 1 TO H2 BOARD
LED SW
CN3201
Q3002 S3001-3005
CN3202
J3201 11 FR S3 OUT
10 GND
FR R OUT
9
R
GND
8
7 FR L OUT
D
6 GND
L
5 FR V OUT
TO D BOARD
4 GND
CN1802
3 FR C OUT
V
2 GND
1 FR Y OUT
1 2
3 4
CN3204
INV
5 SP MUTE
Q3201
HP L IN
4
F
GND
3
2 GND
TO D BOARD
1 HP R IN
CN1601
CN3201
S3201-3205 GND 1
AUTO REG1./KEY2 2
P
H2
KEY1
3
+5V
S3206 4 TO H1 BOARD
CN3001
(FRONT IN,KEY)