User Manual

ADCP-75-192 • Issue D • October 2005 • Section 2: Description
Page 2-8
 2005, ADC Telecommunications, Inc.
(5) I2C COMM LED
(7) FAULT LED
(8) HOT S WAP
LE D
(9) P OWER LED
(10) I2C CONNECTORS
(1) GP S LED
(2) RESET SWITCH
(3) STATUS LED 1
(4) STATUS LED 2
(6) I2C ERROR LED
Figure 2-5. STF Front Panel
Table 2-5. STF User Interface
REFN
o.
USER INTERFACE
DESIGNATION DEVICE FUNCTIONAL DESCRIPTION
1 GPS LED Single-color LED
(Green)
Indicator showing that 1PPS signal is
available. Led toggles once per second
(RAN only).
2 Reset Button Recessed switch Used to halt operation of the CPU operating
system. A power ON reset is required to
restart CPU.
3 Status LED 1 Single-colored LED
(Yellow)
Reserved for future use. Status indicator
turns yellow when CPU is not installed or
has malfunctioned.
4 Status LED 2 Single-colored LED
(Yellow)
Reserved for future use. Status indicator
turns yellow when CPU is not installed or
has malfunctioned.
5 I2C Comm LED’s Single-colored LED
(Green)
On each I2C RJ-45 connector. Status
indicator turns green when I2C message sent
on port.
6 I2C Error LED’s Single-colored LED
(Red)
On each I2C RJ-45 connector. Status
indicator turns red when no response on
port.
7 Fault LED Single-colored LED
(Red)
Status indicator turns red when module has
failed or upon startup until the module has
completed initialization.