User Manual

ADCP-75-150 Preliminary Issue A March 2003 Section 2: Description
Page 2-18
©
2003,
ADC
Telecommunications,
Inc.
Figure 2-8. Spectrum Transport Module User Interface
Table 2-4. Spectrum Transport Module User Interface
REF
NO
USER INTERFACE
DESIGNATION
DEVICE
FUNCTIONAL
DESCRIPTION
1PORT
1SC
connector
(single-mode)
Input
connection
point
for
the
forward
path
opti-
cal
fiber.
2PORT
2SC
connector
(single-mode)
Output
connection
point
for
the
reverse
path
pri-
mary
optical
fiber.
3 I/0 On/Off
rocker
switch
Provides
AC
power
on/off
control.
4No
designation 3-wire
AC
power
cord
connector
Connection
point
for
the
AC
power
cord.
5No
designation 2-
wire
DC
power
cord
connector
Connection
point
for
a
back-up
battery
power
cord.
(Not
used
with
20
Watt
system)
6 SERVICE DB-9
connector
(female)
Connection
point
for
the
RS-232
service
inter-
face
cable.
7AC
POWER Multi-colored
LED
(green/red)
Indicates
if
the
STM
is
powered
by
the
AC
power
source
(green)
or
the
back-up
battery
system
(red).
See
Note.
18636-A
(3) ON/OFF
SWITCH
(4) AC POWER
CONNECTOR
(5) DC POWER
CONNECTOR
(1) PORT 1
CONNECTOR
(2) PORT 2
CONNECTOR
(6) SERVICE
CONNECTOR
(7-13) LED
INDICATORS
(14) ALARM
CONNECTOR
(15) ANTENNA
CONNECTOR