Cisco Cisco Prisma II EDR Receiver Installation Guide
Chapter 1 Module Introduction
38
Receiver Front Panel Features
Part
Function
Alarm Indicator LED
Illuminates or blinks when an alarm condition occurs.
Power On Indicator LED
Illuminates when power is supplied to the module.
Glows steadily to indicate Master, Single, or Active
Slave operation.
Slave operation.
Blinks to indicate active Slave operation.
Test Point Selector
Switches Test Point between output 1, output 2, and
neither. Press once to select Receiver 1; press again to
select Receiver 2; and press once more for neither.
neither. Press once to select Receiver 1; press again to
select Receiver 2; and press once more for neither.
-20 dB Test Point
Provides a -20 dB sample of the RF output signal.
LED 1
LED 2
LED 3
LED 4
*Test point indication overrides
other indications
LED 2
LED 3
LED 4
*Test point indication overrides
other indications
Blink
Blink
Blink
Blink
Invalid data
(no data or
data with
frame or
CRC errors)
Blink
Blink
Blink
Invalid data
(no data or
data with
frame or
CRC errors)
Off
Off
Off
Off
Normal
operation
(valid data
being
received)
Off
Off
Off
Normal
operation
(valid data
being
received)
On
On
X
X
Output1 RF
routed to
test point*
On
X
X
Output1 RF
routed to
test point*
X
X
On
On
Output2 RF
routed to
test point*
X
On
On
Output2 RF
routed to
test point*
Optical Input OPM Connector
Connects the input signal to the optical cable.
Back Panel Connectors
Blind-mate connectors make it easy to install this module. The push-on connector on
the back of the module mates with the back plane bus connector inside the chassis.
This 55-pin connector and the two RF connectors provide the following facilities.
the back of the module mates with the back plane bus connector inside the chassis.
This 55-pin connector and the two RF connectors provide the following facilities.
RF signal connections
Electrical power input connection
Alarm communications connections
Status-monitoring communications
Communications and control connections
The ESD guide pin near the bottom of the back panel serves as both a guide pin and
an ESD ground connection. The length of the pin ensures that ground is the first
an ESD ground connection. The length of the pin ensures that ground is the first