User Manual

ADCP-75-192 • Issue 1 • December 2005 • Section 2: Description
Page 2-15
 2005, ADC Telecommunications, Inc.
Table 2-8. STF2 User Interface, continued
REF
No.
USER INTERFACE
DESIGNATION
DEVICE FUNCTIONAL DESCRIPTION
9 I2C Error LED’s Single-colored LED
(Red)
On each I2C RJ-45 connector. Status
indicator turns red when no response on port.
10 Fault LED Single-colored LED
(Red)
Status indicator turns red when module has
failed or upon startup until the module has
completed initialization.
11 Hot Swap LED Single-colored LED
(Blue)
Status indicator turns blue when board can
be hot swap extracted. (not used)
12 Power LED Single-colored LED
(Green)
Status indicator turns green when module
has power.
13 I2C Connectors RJ-45 connectors I2C interface
14 GPS Antenna SMA connector Input for GPS antenna signal (RAN only)
15 Tower Light Alarm
Connector
RJ-45 connector Contact closure for tower light alarm (not
used)
5.3 Sonet Interface (SIF)
The Sonet Interface (SIF) module, shown in Figure 2-14, is a Digital Chassis and RAN Chassis
module that can be placed in slots designated for either the SIF or RSC (Digital Chassis only).
It provides the DIF to optical interface between the Hub and RANs using an optical
transceiver. This interface includes RF signal information and 10BaseT Ethernet command and
control information.
(7) S FP FIBER OP TIC
CONNECTOR
(6) FAULT LED
(4) HOT S WAP
LED
(5) P OWER LED
(3) ETHERNET
CONNECTOR
(1) DIF INPUT
LED 1-4
(2) DIF OUTPUT
LED 1-4
(9) OPTICAL INPUT LED
(8) OP TICAL OUTP UT
LED
Figure 2-14. SIF Front Panel