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6.1 BLOCK DIAGRAM
Y
J206
Y,PR,PB
PB
INPUT
AUDIO
PR
J205
L
YCBCR AUDIO
AUDIO
INPUT
R
J402
R
REAR VAR/FIX
AUDIO
OUTPUT
L
VIDEO
J203
REAR A/V
L
INPUT
AUDIO
R
VIDEO
J202
FRONT A/V
L
INPUT
AUDIO
R
+B
1
135V
135V
1
+B
2
NC
NC
2
GND
GND
3
3
GND
GND
9V
4
4
C
S
9V
5
9V
9V
5
Y
HP
HP
3
4
6
6
1
2
7
VD+
VD+
7
CN515
CN800
J201
BUFFER
S-VIDEO
Q801
CN504
CN802
V
DF
DF
1
1
L
R
SW
Q803,804
TU101
9V
9V
30V
30V
5V
5V
DATA
CLOCK
DE-EM OUT
F MONO
MODE
SAP LED
ST LED
DET-OUT
VIDEO
AFT OUT
RF AGC
L OUT
R OUT
D622
D4SB60L-F
AC RECT
CONVERTER
Q605
PROTECT
Q606
RY602
RELAY
AC POWER
RY601
CN603
DGC RELAY
DGC
DGC
3
NC
2
DGC DRIVER
LOW B
DGC
1
Q609
CN604
DGC
DGC
3
NC
2
DGC
1
T602
CN602
F601
AC IN
2
VDR601
1
— 31 —
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SECTION 6 DIAGRAMS
(POWER SUPPLY)
(DEFLECTION)
(TUNER/IF)
(AUDIO)
(MTS)
(CONVERGENCE)
HP
HP
QP DRIVE
Q812
IC803
Q811
DF-COMP
SW
BUFFER
IC802
Q810
Q809
CN801
1
QP DRIVE
2
9V DRIVE
V MOD
V MOD
3
BUFFER
V MOD
IC801
4
V MOD
Q802
Q805,806
STANDBY CIRCUIT
1
T604
SRT
D623
:STAND BY
3
4
D626
5
9
C636
6
8
SWITCH
Q608
STBY DRIVE
Q607
1
18
T603
5
16
4
15
+B
+B
3
17
RECT
CONVERTER
D
2
13
IC601
VIN
LOW B
LOW B
14
S
RECT
OCP/FB
8
12
AUDIO
AUDIO
7
11
RECT
VCC
9
10
R645
PH600
10k
PHOTOCOUPLER
4
1
ERROR AMP
3
2
+B
IC602
D605
D4SB60L-F
AC RECT
SW
Q601,602
Q603
5V REG
LOW B
5V
IC604
CN301
Y-TO-YUV
1
2
CR
A
3
CB
4
GND
CN460
CN450
1
MON-L
MON-L
1
MUTE
BUFFER
2
MON-R
MON-R
2
Q430,431
Q432,433
3
VAR/FIX-R
VAR/FIX-R
3
VAR/FIX-L
VAR/FIX-L
LINEA
4
4
OUT-A
5
OUT-L
OUT-L
5
LINEB
6
OUT-R
OUT-R
6
OUT-B
9V
7
9V
9V
7
9V
8
GND
GND
8
9
YUV-L
YUV-L
9
IN5
SCL
YUV-R
YUV-R
IN5A
10
10
11
V3-L
V3-L
11
IN4
SDA
12
V3-R
V3-R
12
IN4A
13
V1-L
V1-L
13
IN2
14
V1-R
V1-R
14
IN2A
15
MUTE
MUTE
15
16
NC
NC
16
AUDIO
TV-L
TV-L
IN1
17
17
PROCESSOR
TV-R
TV-R
IN1A
18
18
IC404
19
V2-R
V2-R
19
IN3A
20
V2-L
V2-L
20
IN3
(AUDIO PROCESSOR)
VELOCITY
(
MODULATION
CN506
CN901
VM
VM
5
5
9V
9V
9V
4
4
E
E
3
3
2
NC
NC
2
+B
1
+B
+B
1
AGC
Q101
VOL-CTRL
VOL-CTRL
VC1
IN2
Q410
Q411
VC2
IN1
OUT1+
AUDIO AMP
+B
OUT3-
IC401
OUT4+
OUT2-
T501
4
1
2
HV
H DRIVE
H OUT
3
6
1
Q501
Q502
4
200V
OCP
T505
2
FBT
Q505
7
FV
8
G2
V HOLD
IN+1
9
CNTRL
SW
OUT2
IC501
Q506,507
0
IN-1
V OUT
IN+2
IC502
11
ABL
REF
OUT
6
DF
H
0
5
PIN DRIVE
Q503
PIN OUT
T503
Q504
5
1
T504
3
4
2
9V REG
LOW B
9V
IC603
CN502
— 32 —
1
SCL
B
GND
2
CN904
3
SDA
CN402
DQP DRIVE
Q808
QP
CN902
QP H OUT
QP-
QP-
1
8
Q807
2
QP-
QP-
7
3
QP+
QP+
6
4
QP+
QP+
5
)
5
E
E
4
6
E
E
3
VM
VM
VM DRIVE
7
2
AMP
VM OUT
8
VM
VM
1
Q903
Q905
Q901
9V
Q904
Q906
Q902
STBY 7.5V
SET9V
SET5V
30V
SET9V
RELAY DRIVE
Q604
D2001
IR DETECT
IC2001
STBY
+5V
S2007
S2008
CN4001
CN2003
1
POWER-SW
POWER-SW
1
FUNCTION
GND
GND
2
2
SWITCHES
(KEY)
3
KEY-SW
KEY-SW
3
TP508
TP507
TP 506
BA5-889-BD
— 33 —
KV-34FS12T
QP
VM
VM
9
SPSW
VM
8
7
STBY 7.5V
6
GND
5
I-PROT
C
CN2008
4
DGC
3
RELAY
HP
2
1
MUTE
9
GND
8
O-MONO
O-SAP
7
6
I-SAP
D
5
I-STEREN
CN2007
4
MAIN1
3
MAIN2
2
AFT
1
AGC MUTE
10
SET9V
9
I-HLDWN
8
HD
7
GND
CN2006
6
ABL
E
5
EW
4
VD+
3
VD-
2
MONITOR
1
V3
10
PIP-L
SDAT
9
SCL
8
7
SET5V
CN2005
6
30V
F
5
SET9V
4
V1
GND
3
Y1
2
C1
1
+
SPR
1
SPK R+
2
SPK R-
3
SPK L-
4
SPK L+
+
SPL
CN406
4P
1
LED-TIMER
2
POWER-SW
3
IR(SENSOR)
4
MENU-SW
CN2001
G
5
KEY-SW
6
STBY +5V
7
V2(VIDEO2)
GND
8
V DY(+)
6
V DY+
V DY(-)
5
V DY-
H DY-
4
H DY(-)
3
H DY-
2
H DY+
H DY(+)
1
H DY+
CN501
H
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