Block Diagrams And Schematics; Block Diagrams (1 Of 2) - Sony KV-21FS105 Service Manual

5-3. BLOCK DIAGRAMS AND SCHEMATICS

BLOCK DIAGRAMS (1 OF 2)

J201
S-VIDEO
TU101
TUNER
9V 9V
30V 30V
5V 5V
DATA
CLOCK
F MONO
MODE
SAP LED
ST LED
DET-OUT
VIDEO
AFT OUT
RF AGC
L OUT
R OUT
D622
D4SB60L-F
AC RECT
STANDBY CIRCUIT
D623
CONVERTER
Q605
PROTECT
Q606
RY602
RELAY
SWITCH
AC POWER
Q608
STBY DRIVE
Q607
CONVERTER
CN601
2P
RY601
:MINI
DGC RELAY
DGC 2
DGC DGC DRIVER
1
Q609
LOW B
T602 T601
CN602
F601
AC
1
AC 2
VDR601
D605
D4SB60L-F
AC RECT
KV-21FS105
J202
FRONT A/V
INPUT
(POWER SUPPLY)
T604
SRT
:STAND BY
1
3
4
D626
5 9
C636
6 8
T501
1
2
H DRIVE
3
Q501
T603
1 18
5 16
4 15
+B +B
3 17
RECT
D 3
2 13
IC601
VIN 4
V OUT
LOW B LOW B
14
IC502
S 2 RECT
OCP/FB 3 5
REF OUT
8 12
1 AUDIO AUDIO
7 11 RECT VCC
9 10
1 7
PH601
R645
PHOTOCOUPLER
10k
4 1
ERROR AMP
3 2 2 1
+B
IC602
Q601,Q602
Q603
SW
1 5V REG 2 I 9V REG
LOW B 5V LOW B
IC604 IC603
J204
(DEFLECTION)
(TUNER/IF)
(AUDIO)
(MTS)
AGC
Q101
L SWITCH
TV-L IN1
L-OUT
IC405
AUDIO AMP
IC401
V1-L
13
OUT1+
V2-L
11
OUT1-
8
OUT2+
IN2 10
TV-R R-OUT OUT2-
IC406
V1-R
V2-R
R SWITCH
4
H OUT
HV
6 1
Q502
200V 4
T505
FBT
2
7
FV
V HOLD
3
IN+1
CNTRL SW
7 8
OUT2
G2
IC501
2 Q506,507
IN-1
5 9
IN+2
1
0
OCP 11
ABL
Q505
6
+B DF
H
0 5
T503
PIN DRIVE
Q503
PIN OUT
Q504
5 1
3
T504
4 2
O
9V
CN502
1 SPSW
2 VM
STBY 7.5V 3 STBY 7.5V
4 GND
I-PROT
5
DGC
6
RELAY
7
8 HP
9 MUTE
10 SEL1
CN2002
11 SEL0
12 GND
O-MONO
13
O-SAP
14
I-SAP
15
16 I-STEREN
17 MAIN1
18 MAIN2
19 AFT
20 AGC MUTE
1 I-HLDWN
2 HD
3 GND
4 ABL
EW
5
VD+
6
7 VD-
8 MONITOR
9 V3
10 O-VOL
CN2009
11 PIP-L
SDAT
12
SCL
13
SET5V SET5V
14
30V
30V 15
SET9V 16 SET9V
17 V1
18 GND
19 Y1
C1
20
RELAY DRIVE
Q604
+
1 SPK R+
2 SPK R- CN406
4P
3
SPK L-
4
SPK L+
+
1
R BACK
2 R GO
3 L BACK CN407
4
L GO
5 HP GND
1 LED-TIMER
D2001
2 POWER-SW
IR DETECT
2 1
3 IR(SENSOR)
IC2001
MENU-SW
4
CN2001
5 KEY-SW
STBY +5V
6 STBY +5V
7 V2(VIDEO2)
8 GND
J401
HEADPHONE
FUNCTION
SWITCH
1 R BACK
2 R GO
3 L BACK
CN408
TP 508
4
L GO
V OUT
5 HP GND
V DY+
6
5 V DY-
4 H DY-
3 H DY-
2 H DY+
TP 506 H OUT
1 H DY+
9-965-958-01<BA5>BD 1OF2 CN501
KV-21FS105
SPR
SPL
TO DY
TO CRT
24