SCALE
S
heet
DO
NO
T
CO
PY
NO
R
DISCLOSE T
O
ANY
TH
IR
D
P
A
R
TY
W
ITH
O
U
T W
R
ITTE
N
CO
NSENT
of
IRT Electronics Pty
. Ltd.
Drawing No.
CO
PY
RIG
H
T
ARTARM
O
N
NSW
AUSTRALIA 2064
N.T
.S.
804902
Rev
ision:
Date:
1
1-F
eb-2005
Title
M
M
X
-4230
SIZE
A2
CHECKED
ENG.APR.
DRAW
N
33
-V
4
+V
1
V+
8
V-
5
CO
NV1
PBBA-
D
LD
3
IN
D
LD
4
IN
D
CB1
330u
6
1
4
3
DB1
DB1
0
6
6
1
4
3
DB2
DB1
0
6
R5
5
R
V
CCI
O
CB3
330u
V
CCI
NT
V
CCI
NT
V
CCI
O
CB2
330u
F1
1R
F3
1R
F4
1R
F2
1R
EMI
2
FI
LT
ER
EMI
4
FI
LT
ER
EMI
3
FI
LT
ER
EMI
1
FI
LT
ER
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
M1
M2
P1
DI
N6
4
M
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
M2
M1
J1
DI
N6
4
F
1
2
3
J3
AC
TP
7
3.
3V
TP
5
2.
5V
INPUT
1
COMMON
2
OUTPUT
3
U1
7
R
E
G_LM3940
ADJUST
1
OUTPUT
2
INPUT
3
U1
6
LM317S
1
2
J5
R
S
422-T
B
R
S
422-T
A
L5
0.
015uH
SK1
ASI
OU
T
P
U
T
1
L6
0.
015uH
SK2
ASI
OU
T
P
U
T
2
L8
0.
015uH
SK4
ASI
OU
T
P
U
T
4
L9
0.
022uH
SK5
BNC
IN
P
U
T
O
u
tput3
O
u
tput4
G
7039in
URG
E
NT
AL
ARM
R5
4
R
+5
V
B
URGENT RELA
Y
RL
1
CO
IL
+5
V
RL
1
CO
NT
ACT
R4
3
4K
7
3
2
1
Q1
BSS1
2
3
1
5
1A
4B
R
S
-422
R5
1
820R
LE
D
6
PW
R
+5
V
3
8
LD
2
CB5
470u
CB4
470u
LED1
LED1
LED3
mmGr
ee
n
R4
5
270R
V
CCI
O
LED2
LED2
LED3
mmGr
ee
n
R4
6
270R
V
CCI
O
LED3
LED3
LED3
mmGr
ee
n
R4
7
270R
V
CCI
O
LED4
LED4
LED3
mmGr
ee
n
R4
8
270R
V
CCI
O
LED5
LED5
LED3
mmRED
R4
9
270R
V
CCI
O
R LOS
C
h
annel 4 Present
C
h
annel 3 Present
C
h
annel 2 Present
C
h
annel 1 Present
+5
V
CB6
470u
LED7
LED7
DA
TA
R5
2
270R
V
CCI
O
L7
0.
015uH
SK3
ASI
OU
T
P
U
T
3
O
u
tput1
O
u
tput2
TM
C1
3
+5A
20
Rc
lk
14
RP
Da
ta
15
RNDa
ta
16
RLo
s
7
TM
C2
6
LP
F
2
4
LP
F
1
5
GND
1
+5D
11
Ri
n
2
+5C
12
LOS
19
EQ
18
GND
10
GND
9
EXClk
13
U1
0
T
7295
+5
V
B
+5
V
B
RCl
k
RP
Da
ta
RNDa
ta
Rl
o
s
Re
fCl
k
C4
100nF
C8
C
R2
7
75
6
1
3
4
2
5
T1
113B
7
G
703in
EQ
F
O
R
34.
368M
b/s E
3
R
E
PL
A
C
E
U
12 W
IT
H
T
7295 1E
IW
RX
S1
TX
S2
n
R
ESET
S3
S4
GND
S5
+5
V
S6
PT
B
1
B1
PT
B
0
B2
PT
B
3
B3
PT
B
2
B4
PT
B
5
B5
PT
B
4
B6
PT
B
7
B7
PT
B
6
B8
GND
B9
GND
B1
0
GND
A1
0
GND
A9
PT
A
1
A8
PT
A
0
A7
PT
A
3
A6
PT
A
2
A5
PT
A
4
A4
PT
A
5
A3
PT
A
6
A2
PT
A
7
A1
M1
SNM
P
VC
C
nR
eset
PT
A
6
PT
A
7
PT
A
5
PT
A
4
PT
A
2
PT
A
3
PT
A
0
PT
A
1
PT
B
1
PT
B
0
1
2
3
4
5
P3
MT
MM-
P
W
R
1
2
3
4
5
6
P1
MT
MM-
1
0
3
P2
CB8
330u
CB7
330u
1 28-09-2004 ECR1707
Issue 1. C4 changed to 100nF
f
rom
100pF
