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P
AGE
4
04649-1098 <90-00194>
F
IG
. 1 - M
OUNTING
D
IMENSIONS
8.5
4.75
1.72
17.35
19.00 or 23.00
W
IRING
Connect the shelf as required. Refer to Fig. 2 for a functional
schematic of the unit. Fig. 3 shows the connector locations on the
rear of the unit.
F
IG
. 2 - F
UNCTIONAL
S
CHEMATIC
, 04649 S
HELF
INSTALLATION
1
2
3
4
4W-
XMT
4W-
RCV
LINE
(To/From
Channel
Unit)
(B)
1
LINE SIDE
OUT
600 XMT
600 RCV
IN
41
47
7
13
55
49
5
15
A25-00248-00
TELLABS 4003C
LINE AMPLIFIER
WITH LOOPBACK
DROP SIDE
XMT 600
RCV 600
IN
OUT
-BATT
GND
-BATT
GND
XMT
RCV
(600 ) *4W
(600 ) *4W
40
39
41
42
21
20
19
16
15
14
13
17
RS-232 PORT
202
COMPATIBLE
MODEM
44202-XX
35
17
TXD
RTS
DTR
CTS
DCD
RXD
DSR
SIGNAL GND
CHASSIS GND
RS-232
PORT
(To/From
GTP)
(C1)
2
9
10
-21 to -56 VDC
Ground
(B)
2
4
20
5
8
3
6
7
1
-6 dB
-15 dB *
-6 dB
-6 dB
* -6 dBm with M3
modification to 4003C