Download User Manual - IRT Communications

STANDBY
MAIN
Local
LD6
green
PCB 805249
R20
560R
LD1
green
(MAIN)
3
1
6
4
6
K3B
LD2
yellow
(STANDBY)
R21
560R
VIDEO TALLY
+5V
BAS16
2
D8
4 Remote
3
1
R29
560R
+5V
SW1A
SW1B
'DC'
2
5
5
SW2B
2
2
1
2
1
2
SW2A
1
3
R18
4K7
+5V
R26
4K7
+5V
D7
2
1
R30
2K2
R25
1
4K7
Q11
BSS123
2
2
nLOCAL
+5V
3
D9 BAS16
BAS16
R17
4K7
1
3
(LOCAL)
1
2
2
1
1
2
2
1
1
1 2
1
LK5
R9
NU
1
1
Q7
NU
LK2
LK1
NU
1
1
2
2
2
D3
NU
1
NU
C3
NU
R11
1
1K
C2
100nF
R7
R8
2K2
1
+5V
+5V
+5V
R22
NU
LD3
NU
1
R13
270R
10uF
+5V
1
Q3
BSS123
2
C4
+5V
2
1
1
1
Q10
BSS123
R14
4K7
+5V
+5V
LK3
Q9
NU
1
Q6
BSS123
2
R15
4K7
3
4
U2
+12V
G3VM-351G
1
D4
NU
LD4
NU
Video Cross-talk <-50dB @ 270 MHz
Video Cross-talk <-30dB @ 1.5GHz
2
1
10uF
SET
C5
R
K3A
G5AK-234P
S
2
2 D5
BAS16
6
7
1
+12V
2
2
1
2
NU
R23 1
+12V
+12V
805248s2n.sch
Rear Connector Panel
805248s3.sch
Power Supply
AC-1
AC-2
AC-3
AC-4
AC-1
AC-2
AC-3
AC-4
LK4 SETS DC OF VIDEO TALLY RELAY COMMON
NU
R24
2
G6ZK-1PE
R
S
C
K2
CLOSE LK3 TO DISABLE MAGNETIC LATCHING
FOR SINGLE LINE VIDEO CONTROL
USING THE STANDBY (VIDEO B) CONTROL LINE
D6 2
BAS16
1
3 RESET
4
U1
+12V
G3VM-351G
R16
270R
+5V
CLOSE LK5 IF PULL-UP VOLTAGE REQUIRED FOR LOCAL TALLY.
1
Q8
NU
R12
NU
1
Q5
BSS123
AUDIO CONTROL
2
R10
NU
+5V
2
1
R4
2K2
Q2
BSS123
TX
RX
1K
C1
100nF
R3
D2
BAS16
R6
2K2
+5V
2
R2
2K2
+5V
D1
BAS16
RESET (VIDEO A)
SET (VIDEO B)
VIDEO TALLY
AUDIO TALLY
LOC.ACTIVE
REM/LOC
805248s4.sch
Q12
BSS123
3
3
RESET CONTROL
R5
4K7
1
Q4
BSS123
SET CONTROL
R1
4K7
1
Q1
BSS123
nVIDEO A
nAUDIO A
nLOCAL
SNMP Interface
1
LD5
'red'
5
1
2
R19
560R
6
2
1
1
2
2 1
1
3
2
1
2
1
2
1
3
1
+5V
2
2
1
2
1
2
1
12
1
3
2
3
2
3
2
11
2
3
1
2
1
3
1
2
1
3
1
2
2
1
2
1
2
1
2
1
3
2
2
1
3
3
2
1
2
3
2
1
2
3
2
1
2
2
1
3
2
3
2
2
1
1
3
2
3
1
+5V
3
2
3
2
2
2
1
LK4
4R7
F5
14
13
12
11
10
9
8
1
3
+5V
2
8
9
10
11
12
13
14
1 07-06-2007
K3C
C
S
R
7
8
1
7
6
OUT A
OUT B
IN A
SET
RESET
AC-4
AC-3
AC-2
AC-1
TX
RX
1
Date: 17-Oct-2007
Revision:
ENG. APP.
DRAWN K.N.
CHECKED
DO NOT COPY NOR
DISCLOSE TO ANY
THIRD PARTY
WITHOUT WRITTEN
CONSENT
COPYRIGHT
805248
Sheet
1 of 4
AMS-4370
4 PORT CHANGE-OVER
RELAY MODULE
DIN64
Drawing No.
Title
1A
1B
2A
2B
3A
3B
4A
4B
5A
5B
6A
6B
7A
7B
8A
8B
9A
9B
10A
10B
11A
11B
12A
12B
13A
13B
14A
14B
15A
15B
16A
16B
17A
17B
18A
18B
19A
19B
20A
20B
21A
21B
22A
22B
23A
23B
24A
24B
25A
25B
26A
26B
27A
27B
28A
28B
29A
29B
30A
30B
31A
31B
32A
32B
IRT Electronics Pty. Ltd.
ARTARMON NSW AUSTRALIA 2064
SCALE
N.T.S.
A3
SIZE
Relays shown in RESET or OFF position.
10
G6ZK-1PE
K1
IN B
P1