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5-1. BLOCK DIAGRAMS (1)
IC8401
MULTIPLEXER/
DE-MULTIPLEXER
CN8401
BUFFER AMP
1
Y IN
Q8402
2
Y0
V OUT
Q8405
X
14
U OUT
BUFFER AMP
2
U IN
Z
4
Q8403
5
Z0
Q8406
TO
Y OUT
A1 BOARD
Y
15
CN4103
BUFFER AMP
3
V IN
Q8404
12
X0
Y IN
Y1
1
Q8407
U IN
Z1
3
4
FBLK IN
SWITCH
9
C
Q8401
V IN
B
X1
10
13
A
11
B1 (
)
Y, U, V SWITCHING
CN2801
TO
1
SW
RELAY SWITCH
D2 BOARD
Q2801,Q2802
CN8802
DY ASSY
CN2802
H- DY+
1
H- DY+
2
H- DY+
H- DY-
3
H- DY-
H DY
4
H- DY-
T2801
V DY
V- DY-
5
V- DY-
1
V- DY+
6
V- DY+
2
10
CN2803
4
8
1
H- DY+
5
6
2
H- DY+
3
H- DY-
TO
A BOARD (2/2)
4
H- DY-
CN501
5
V- DY-
D3 (
6
V- DY+
4:3 SWITCHING
IC7150
SIRCS RECEIVER
CN7150
7
SIRCS
2
TO
A BOARD (1/2)
CN405
6
LED
SWITCH
Q7150
SWITCH
Q7151
D7150
H4 (
)
LED AND SIRCS
RESPONSE
CN8402
1
2
3
TO
CN703
A BOARD (1/2)
5
CN002
6
TO
A BOARD
7
CN003
+8V
LIGHTENING
CN3601
1
2
RY2801
F3 (
)
CN1701
9
V PULSE
TO
A BOARD (1/2)
CN510
10
MAGENTA
BUFFER
7
NS CORRECT
SWITCH
Q1901
CN1703
TO
3
15V PULSE
A BOARD (2/2)
CN503
C (
)
CN707
R.G.B. OUT
H1
1
TO A BOARD (2/2)
CN508
CN706
G2
1
TO FBT
J701
6
IC701
R.G.B. DRIVE
3
6
G IN
1
G OUT
9
9
5
B IN
2
B OUT
8
8
PICTURE TUBE
7
R IN
3
R OUT
10
7
2
IK
5
1
NS CORRECT
CN1801
ROT (-)
3
IC1801
ROTATION AMP
TO ROTATION COIL
ROT (+)
1
1
7
2
3
6
T3602
T3601
LINE FILTER
LINE FILTER
FUSE
CN3603
F3601
1
2
1
2
AC OUT
1
TO
F7 BOARD
AC OUT
2
CN7602
4
3
4
3
)
AC INPUT, FUSE
IC1902
OPERATIONAL
AMP
CN1718
QP-
1
BUFFER
AMPLIFIER
2
7
Q1906
Q1907
2
QP+
3
IC1901
OP AMP
COMPARATOR
4
Q1840
Q1841
5
CN1809
AMPLIFIER
DF
1
TO A BOARD (2/2)
3
7
Q1902
T1901
Q1903
VM (
)
DYNAMIC FOCUS
AND DQP
- 26 -
SMART
TO
A BOARD (2/2)
SWITCH
CN512
TO
SWITCH
D3 BOARD
CN2801
CN908
WOOFER MUTE
1
R IN
2
TO
R OUT
3
A BOARD (1/2)
CN1200
L OUT
5
L IN
6
CN906
9
R
SWITCHES
S900 - S905
6
L
4
Y/CVBS
TO
A BOARD (1/2)
1
KEY
CN406
2
CHROMA
H7 (
Y/C AND FRONT
AV INPUT
NECK
ASSY
CN7601
1
AC OUT
TO
A BOARD (2/2)
5
AC OUT
CN606
F7 (
CN509
CN8801
6
MOSFET
+8V
1
3
SWITCH
Q8801
SWITCH
2
Q8802
2
4
Q8803
IC8801
SMART MODE
DEFLECTION
HDY-
8
CN8802
D2 (
)
1
SMART MODE SWITCH
J900
J900
HEADPHONES
J901
V
L
R
3
4
2
1
)
S7601
POWER
CN7602
AC IN
2
TO
F3 BOARD
AC IN
1
CN3603
)
AC INPUT
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