BCS II Simplex Repeater User Manual

1 Descriptions

STS-1 Input

Data Rate: 51.84 Mb/s + 100 ppm

Data Format: Bipolar with B3ZS coding

Jitter Tolerance: Meets Telcordia GR-499-CORE, Issue 1, December, 1995 requirements

Equalization: Selectable normal or high sensitivity receive equaliza- tion, based on receive cable length

STS-1 Output

Data Rate: Same as input signal, transmit clock is recovered from input signal

Data Format: Bipolar with B3ZS coding

Pulse Shape: Complies with Telcordia GR-CORE-253

LBO: Selectable DSX Level or STS-1 High Output

Alarms

Relay contacts rated for 2 amps maximum.

ALARM OUTPUTS, LEDs

CONDITION

 

 

RCV LED GREEN / XMIT

NORMAL: VALID INPUT SIGNAL

LED GREEN / ALARM CON-

 

TACTS OPEN

 

 

 

RCV LED RED / XMIT LED

LOSS OF VALID INPUT SIGNAL /

AMBER / MAJ ALARM CON-

ALL ONES SIGNAL AUTOMATI-

TACT CLOSED

CALLY TRANSMITTED

 

 

XMIT LED RED / MAJ

TRANSMITTER FAILURE

ALARM CONTACT CLOSED

 

 

 

ALL FRONT PANEL LEDS

FAILURE OF INTERNAL POWER

OFF / PWR FAIL ALARM

CONVERTER OR LOSS OF

CONTACT CLOSED

BOTH BATTERY INPUTS

 

 

117209-1 A0

1-3