Sony Trinitron KV-32FV27 Service Manual page 28

BLOCK DIAGRAM (3 OF 6) (KV-36FS13 / 36FS17 / 38FS17 ONLY)
FROM A
BOARD
CN1641 CN641
1 +B +B 1
+B +B
2 2
12V 12V
8 8
GND
4 GND 4
CNTL
5 GND GND 5
Q649,Q650
N.C. N.C.
3 3
9V
6 9V 6
9V 9V
7 7
9V REG
GND GND
9 9
IC641
STBY 5V
10 STBY 5V 10
11 PWRON PWRON 11
DGC
12 DGC 12
CN1463 CN642
1 AUDIO +B AU +B 1
2 AUDIO +B AU +B 2
AU - E
3 AUDIO - 3
4 AUDIO - AU - E 4
N.C.
5 NC 5
N.C.
6 NC 6
FROM AK
BOARD
NS DRIVE
CN981
IC961
N/S COIL + 3 4
N/S COIL - 1 2
CN941
N/S CORR 6
N/S MUTE 4
TO
BUFFER
A BOARD
Q941,942 VM DRIVES
Q966,968
CN1941 VM 1 1,2
AMP
Q946,Q947
Q944,945,
949
+B 8 +B
HP
H-PULSE
5
Q962
12V 2 12V
9V REG
IC965
9V
I O
CN942
BUFF
DF H-DRIVE
4
Q961
TO
Q943
V-DRIVE 2
A BOARD AMP
CN1942
-15V -15V
3
SW
V-PULSE
1
Q1966
BUFF
BUFF
Q1964
Q1963
Q1967
PROTECT
Q623
T605
PIT
R607
11 1
+B RECT
D643
10 2
T603
PRT
9 3 8 1
12V REG
8 4 7 2
IC650
7 6 3
6 4
AUDIO RECT
D641
5 5
PWR CONTROL
IC643
POWER ON
SOFT START
Q645,Q647
Q648
5V REG
IC622
LATCH,OCP
(POWER) FOLD BACK
Q652,Q653
(SUPPLY)
Q651,Q624
BACKUP
Q646
(VELOCITY MOD.)
(QUAD POLE ROT.)
H-SAW
IC963
QP-H-DRIVE
3 1
Q963
7
Q965
X
6
PROT
Q963
DF-COMP
IC962
7
QP DR
TO
1
Q1961
CN961 NECK ASSY
X
1 Q.P. - Q.P.-
6
Q.P. -
2 Q.P.-
3 Q.P. + Q.P.+
Q.P. +
4 Q.P.+
E
5 E
E
6 E
V-PARA
VM
7 VM
DRIVE
VM
8 VM
1
QP DR
Q969,Q967
X
7
5
IC964
DRIVER FROM CN641
Q648
PWR ON
T601&T602
CN602
1 AC WHITE
AC RECT
AC IN
RY600
2 AC
D602
F601
CN601 DGC
1 DGC
REG
2 NC
IC601
3 DGC
CN601 DGC
1 DGC
RY601
2 NC
3 DGC
T621
SBT
FROM
CN641
1 DRIVER
Q644
DGC
11 2 RELAY TO
UY BOARD
10 3 1 OF 2
CONVERTER
Q621
9 4
8 5
6
PROT
Q622
CN1765
TO FBT G2
G2 1
TO FBT FOCUS FOCUS
CN1761
R 1
QP QP VM G
2
TO
A BOARD B
3
VM
CN351
1
9V 9V
2 4
3
E
5
4
5
IK
6
6
7
TO H
1
8
A BOARD 200V 200V
4
CN503
E 2
CN1764
— 28 —
5V REG
IC3302
9V 9V I O
5V
3.3V REG
IC3310
I O 3.3V
YUV-SW
IC3308
DVD SW2 9 DVD SW
10 DVD SW
11 DVD SW
DVD R-Y 3 DV IN
DVD B-Y 13 DU IN
DVD Y 1 DY IN
Y OUT 15
U OUT 14
BUFF
2 Y IN
SUB V
Q3301
V OUT 4
X3302
2CH BLK
SDA
SCL BUFF
Q3317
MAIN HP
MAIN VP
P B-Y
BUFF
PY
Q3306
P R-Y
P YS
(FROM FBT)
R OUT
3 R IN 7
G IN G OUT
2 8
B IN B OUT
1 9
CRT AMP
IC1701 IK
5
IK-BUFF
Q1790
(RGB DRIVE)
(CRT DRIVE)
KV-32FV27 / 36FS13 / 36FS17 / 36FV27 / 38FS17
(PIP)
2 0F 2
(KV-36FS17 ONLY)
PIP PROC
IC3303
28 CVBS1
26 Y/CVBS2
24 C/CVBS3
XIN
1
2 XQ
10 T2
6 SCL
5 SDA
3 SCP
4
VP
BUFF
16
V OUT3
Q3307
HOOK UP
17 Y OUT2
Q3312
BUFF
18 U OUT1
Q3315
BUFF
15
SEL
Q3316
J1761 CRT
5 G2
KG KB G2
3 G4
12 R
H 1
H2
11 G
10 B
G4 HV
8 HEATER CV KR G1
H2
(FROM FBT)
CN1766
H1
1 E
CHASSIS
AA2U-901-FS-BD