VR-4080-B/4090-B/4700/4900
9
CIRCUIT DESCRIPTION
Pin No.
Pin No.
L 1
L 2
L 3
L 4
L 5
L 6
L 7
L 8
L1
2
R1
29
R 1
R 2
R 3
R 4
R 5
R 6
R 7
R 8
L2
3
R2
28
L3
4
R3
27
L4
5
R4
26
L5
7
R5
24
L6
8
R6
23
L7
10
R7
21
VIDEO1
L8
11
R8
20
Room A
VIDEO2
Room A
VIDEO3
Room A
VIDEO4
Room A
DVD
Room A
TAPE1/MD
Room A
CD1
Room A
CD-R
Room A
TUNER
Room A
CD2
X25,IC3
X25 IC3 ST1
NJU7313
6ch INPUT
PHONO
DIGITAL REC
AV AUX
OTHER THAN 6ch INPUT
Pin7
Pin6
IR_SELECT
(X11,IC201) (X11,IC201)
(Pin 93 of
X13 IC23)
WITH RF
RF ON
0
VERSION
RF OFF
1
FRONT
0
WITHOUT
IR ON
RF VERSION
FRONT
1
IR OFF
5-4 Relay Control :X13,IC23(Main u-COM)
5-5 IR Remote Control Sensor Control
RELAY CONT.
(Pin 30)
PHONO
TUNER
CD1
0
MD/TAPE1
CD-R
CD2/TAPE2 MONITOR
VIDEO1
VIDEO2
VIDEO3
1
VIDEO4
DVD
AV AUX
5-6 P MACRO A,B,C(X13,IC23)
5-7 A Input Selector
P MACRO
P MACRO
P MACRO
A(Pin31)
B(Pin32)
C(Pin33)
VIDEO1
0
0
0
VIDEO2
0
1
0
VIDEO3
1
0
0
VIDEO4
1
1
0
DVD
0
0
1
P MACRO IN(55)
SIGNAL(YES)
H
SIGNAL(NO)
L
TV SENS(34)
TV POWER ON
H
TV POWER OFF
L