TO N BOARD
CN3101
CN1807
A5
A6
A7
A8
B8
A9
B9
A10
B10
A11
B11
A12
B12
A13
B13
A15
A16
A17
A18
A19
A20
B4
B20
A14
Y OUT
B1
A2
B2
B-Y OUT
R-Y OUT
2VP OUT
B3
A4
B20
2HP OUT
D-PIC
SDA-DTU
SCL-DTU
A1
B1
A2
B2
A3
B3
A4
B4
A5
B5
A6
B6
A7
B7
FE RESET
PT EN
PT CK
PT SRT
TS D7
TS D6
TS D5
TS D4
TS D3
TS D2
TS D1
TS D0
SDA-DTV
SCL-DTV
A4
B4
A5
B6
A7
B7
A8
B8
A9
B9
A10
B10
A11
B11
FE RESET
PT EN
PT CK
PT SRT
TS D7
TS D6
TS D5
TS D4
TS D3
TS D2
TS D1
TS D0
V PULSE
H REF
B18
A13
B13
A14
13.5MHZ
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
UV3
UV2
UV1
B15
UV0
V-PULSE
H REF
CLK
Y7 FROM Q
Y6 TO Q
Y5 TO Q
Y4 TO Q
Y3 TO Q
Y2 TO Q
Y1 TO Q
Y0 TO Q
C3 TO Q
C2 TO Q
C1 TO Q
C0 TO Q
MONI C
MONI Y
BLK
R
G
B
DIGI EN
COMB SW
PAL/NT
TO A BOARD
(1/2)
BUFFER
Q1817-Q1822
TO A BOARD
(1/2)
Y
B-Y
R-Y
2VP
2HP
A BOARD
(1/2)
1
4
2
4
2
1
13
IC1804
ANALOGUE MULTIPLEXER
9
TO A1 BOARD
CN102
CN1808
B5
2
1
4
2
1
4
2
1
4
11
IC1132
PORT EXPANDER
12
9
A3
A1
4
4
TO A BOARD
(1/2)
DISABLE
AGC OUT
CN1103
CN1102
TV ID
CN1803
CN1804
TO B BOARD
CN301
TO B BOARD
CN302
TO A1 BOARD
CN101
IC1136
LOGIC GATE SWITCH BUFFER
IC1137
LOGIC GATE SWITCH BUFFER
A18
B17
A17
B16
A16
B15
A15
A19
B19
A20
B24
DTVL
A25
DTVR
B25
DTVV
DIG EN
IC1801
LOGIC GATE SWITCH/BUFFER
IC1806
LOGIC GATE SWITCH/BUFFER
IC1802
LOGIC GATE SWITCH/BUFFER
A(
2/2
)
1
4
IC1810
LOGIC GATE SWITCH/BUFFER
4
4
SWITCH
Q1804,1805
SWITCH
Q1802,1803
2
1
2
2
1
D ON/OFF
ALT 5.0V
+40V
IC1805
LOGIC GATE SWITCH/BUFFER
IC1803
LOGIC GATE SWITCH/BUFFER
5
IC1126
PORT EXPANDER
4
6
7
13
11
TO A BOARD
(1/2)
A0
A1
A2
A3
AC ON/OFF
INTERRUPT
TO A BOARD
(1/2)
TO A BOARD
(1/2)
35
36
5-1. BLOCK DIAGRAMS (2)
2
1
4
3
5
4
1
3
2
3
1
J901
J902
CN902
L
CN903
C OUT
V OUT
L OUT
R OUT
7
VIDEO
R
S
R IN
L IN
TO J BOARD
CN4205
TO J BOARD
CN4202
H
(
)
FRONT INPUT
VM AMP
Q1701,1702
VM BUFFER
Q1703,1704
Q1705,1706
VM OUT
Q1707,1708
VM IN
CN1703
Q.P -
Q.P +
QP
VM
TO
D1 BOARD
CN1503
6
Q.P -
Q.P +
3
5
6
9
10
QP
CN1702
1
TO A BOARD
CN2504
CN1701
NECK
ASSY
4
12
2
11
1
5
4
3
V PIN +
V PIN -
VM
(
)
VM AMP, Q.P
