Mg (2/2), Cr, Cg, Cb And Vm Boards Block Diagrams - Sony KP-FR43M31 Service Manual

6-1-9. MG (2/2), CR, CG, CB and VM Boards Block Diagrams

MG(2/2)
CN0001(2/2)
MID-Y 34
MID-PB 37
MID-PR 39
MID-HD 42
Q0405,0406
MID-VD 41
BUFF
MID-YS 33
H DRV 12
HC PARA 21
MP PARA 24
4
TO 1/2
R
JIG SCP 7
TO A(2/2)BOARD
DF PARA 22
CN2005
AFC PULSE 16
EW PARA 23
V DRV+ 19
V DRV- 20
V PROT 14
H PROT 15
ABL 18
3
TO 1/2
JIG_RG 5
JIG_B 6
VM
VM
VM
TO VM COIL
GND
GND
GND
– 91 –
KP-FR43M31/FR43M91
(Y/C/J)
Q0411-0412
+9V
CLAMP
IC0401
YCJ
47 32 Q0419
Y IN R OUT
BUFF
Y
48 30
Q0420
CB IN G OUT
BUFF
B-Y
49 28
Q0422
CR IN B OUT
BUFF
R-Y
55
HS IN
6
VS IN
40
DPOT OFF TO 1/2 2
Q0410
41 8
YF OFF HP PARA OFF SET
SW
4
Q0408
H-DRV
BUFF
24
IKIN
7
HC PARA
38
R IN
37
G IN
36
B IN
34
YSYM
52
PF_SDAL SDA
53 42 Q0409
PF_SCLK SCL VM OUT
54 BUFF
SCP
10
DF PARA
X0401
2.7MHz
1 63
HP IN CERA
11
EW-DRV
19
V DRV+
18
V DRV-
56
V PROT
57
H PROT Q0401-0404
22
ABL IN BUFF
64
L2 FIL
1
TO 1/2
Q0417
BUFF
+9V
D0408 D0403
Q0415
BUFF
CN9003
8
7
Q9011
6
VM OUT
Q9001-9010
BUFFER
Q9012
3
VM OUT
2
VM
1
(VELOSITY MODULATION)
KP-FR43M31/FR43M91
RM-GA001 RM-GA001
CN9103
CN0401
R
1 R DRV
R
3 G DRV
G
IK
5 B DRV
B +12V
+12V 7 +12V
SABL
8 IK
9 SABL
10 POWER-MUTE
11 OFF SET
Q0416,0418
CLAMP
+9V
CN0404
3 VM
+9V 1 +9V
CN9205
CN0403
G
3 VM
1 +9V
CN9201
+200V
CN0402
H(+)
3 VM
H(-)
1 +9V
CN007
9 H_SHIFT
CN9203
8 REGI_YSYM
SABL
6 REGI_B
IK
N
4 REGI_G
+12V
2 REGI_R
TO DS BOARD
PF_DAT 11 PR_SDAT
CN9403
PF_SCL 12 PF_SCLK
CN9303
B
P MUTE
OFFSET
CN9002
CN9302
+9V 1 +9V
+200V
3 VM
H(+)
H(-)
CN9309
IK
SABL
+12V
CR
(R OUTPUT)
CN9107
IC9101
1 G2
VIDEO OUT
J9101
10 H2
2 12
Q9105
4 V IN V OUT 8 KR
BUFF
R R
4 G1
5 G1
9 ?
Q9102,9104 7
2 1K 11 ?
BUFF
6 ?
7 ?
1 +12v
CN9101
3 6 H(+)
7 H(-)
Q9101,9103
+12V
GAMMA COMP
+200V 1 +210V
CN9102
2 IK
4 SABL
+12V 1 +12V
CG
(G OUTPUT)
CN9209
1 G2
IC9201
VIDEO OUT
J9201
10 G2
1 GND
2 12
Q9204
V IN V OUT 8 KG
BUFF
G G
7 ?
2
6 ?
7
Q9202
1K
IK DET
1 +200V
6
CN9202
7
7 H(-)
6 H(+)
Q9201,9203
+12V
GAMMA COMP
+200V 1 +200V
4 CN9204
2 2 IK
1 4 SABL
+12V 1 +12V
+12V
CB
(B OUTPUT)
C9308
IC9301
1 G2
VIDEO OUT
J9301
2
Q9309
V IN-
10 G2
BUFF
B 12
V OUT 8 K8
3
RC+ B
7 H1
Q9306,Q9307
6 H2
D9303 7
Q9311
1K
4 G1
1 ABL
5 G1
3
9 G1
4
Q9302
11 G1
IKDET
Q9303
MUTE
1 +200V CN9301
6 6 H(+)
7 7 H(-)
+200V 1 +210V
Q9301,9304,9305
+12V
PEAK
2
4
1 +12V
– 92 –
TO FOCUS
BLOCK
V901
PICTURE TUBE
TO HV BLOCK
TO FOCUS
BLOCK
V902
PICTURE TUBE
TO HV BLOCK
TO FOCUS
BLOCK
V903
PICTURE TUBE
TO HV BLOCK
P
TO D(2/2)BOARD
CN5003