Atec JDSU-JD785A - Manual (Page 13)

13
JD785A CELLADVISOR BASE STATION ANALYZER
E1 Analyzer (Option 004)
Electrical Interface
Connectors RX/TX RJ45 (120 Ω)
Output 0 dB, –6 dB (ITU-T Rec.G.703)
Line code AMI, HDB3
Impedance Term, monitor 120 Ω,
bridge >1000 Ω
Input
Term/bridge/monitor 0 to −20 dB
Transmitter and Receiver
Framing PCM-30, PCM-30 with CRC
PCM-31, PCM-31 with CRC
Channel formats Full E1
Test pattern 1-4, 1-8, ALL1, ALL0, 0101
Additional Functions
Reference clock Received or internal
Event log capability Internal memory
Error insertion 1, 1E–3, 1E–4, 1E–5
Error rate count CRC, Frame, Code, Bit
Measurements
Monitoring BERT
Indicators Indicators
E1 signal
Frame sync
Pattern sync
Code sync
FAS RAI
AIS
HDB3
Bit error
2
E1 signal
Frame sync
Pattern sync
Code sync
FAS RAI
AIS
HDB3
Bit error
2
Error count/rate Error count/rate
Frame error
Code error
Bit error
2
CRC error 1
Frame error
Code error
Bit error
2
Alarm count Alarm count
FAS
AIS FAS
AIS
Loss count Loss count
Frame sync
Pattern sync Frame sync
Pattern sync
1. When CRC-4 is set to On.
2. When PCM31 is set to On.
T1 Analyzer (Option 005)
Electrical Interface
Connectors RX/TX RJ45 (120 Ω)
Output 0 dB, –7.5 dB, –15 dB
Line code AMI, B8ZS
Impedance 100 Ω or 1000 Ω
(bridge)
Input
Term/bridge/monitor 0 to −20 dB
Transmitter and Receiver
Framing D4, ESF
Channel formats Full T1
Test pattern 1–8, 1–16, ALL1, ALL0, 0101
2E–24, QRSS, 2E–23, 2E–15,
2E–23 inverse, 2E–15 inverse
Additional Functions
Reference clock Received or internal
Event log capability Internal memory
Error insertion 1, 1E–3, 1E–4, 1E–5
Alarm insertion AIS, RAI
Error/alarm count Bit RAI, AIS, BPV, BER
Loopback modes Self, CSU, NIU, line, network
Measurements
Monitoring/BERT/loop test RX signal level
Indicators Indicators
T1 signal
Frame sync
Pattern sync
B8ZS
Red alarm
RAI (yellow alarm)
AIS (blue alarm)
BPV indicator T1 signal
Frame sync
Pattern sync
B8ZS
Red alarm
RAI (yellow alarm)
AIS (blue alarm)
BPV indicator
Loss count Vp-p
Signal loss
Frame sync loss
Patten sync loss Vp-p Max
Vp-p Min
dB
dsx
Alarm count
RAI
AIS
BPV
Error rate
Bit error rate
Bit error count