P
AGE
4
49013-1297 <90-00034>
CIRCUIT DESCRIPTION
UPDATED
600 OHM P5-4
BALANCED P5-2
GROUND P5-1
-12 VDC P5-13
DIST. RCV P4-2
DIST. XMT P4-4
+5 VDC P4-3
600 OHM P5-5
BALANCED P5-3
OUTPUT
INPUT
U2
RCV
MAS
A
Functional
Schematic
Part I
(Analog)
To/From
Functional
Schematic
Part II
REG
-5 VDC
RCV
RCV
XMT
XMT
XMT PAD
OUT
OUT
I N I N
XMT
MAS
SLA
SLA
RCV PAD
OUT
OUT
I N I N
Functional
Schematic
Part II
(Digital)
To/From
Functional
Schematic
Part I
U1
+5V
CD
+5V
+5V
GND
1
3
4
6
9
7
12
10
2
5
8
11
S2
P5-6
P5-7
P5-8
P5-12
P5-10
/TXD(-00)
/RXD(-01)
/RTS(-00)
/CD(-01)
/RXD(-00)
/TXD(-01)
/CD(-00)
/RTS(-01)
/DSR
/CTS
P5-11
/DTR
A
P5- 9
P4-3
P5-1
TEST
S1
-01
-00
U2
F
IG
. 1 - F
UNCTIONAL
S
CHEMATIC
, 49013
