AT&T MERLIN LEGEND Release 3.0 Installation Manual page 452
Communications system
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Also See for MERLIN LEGEND Release 3.0:
- System programming manual (818 pages) ,
- System programming and maintenance manual (128 pages) ,
- Programming summary manual (446 pages)
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100D Module Problems
DTE LOOPBACK
LOCAL
POWER
Figure 4-9. ESF T1 CSU DTE Loopback Connection
Paradyne
AT&T
ACCULINK
NET EQPT NET
IN
IN
OUT
OUT
3150
Figure 4-10. ACCULINK 3150 CSU Front Panel
4-74 Control Unit Problems
SEND CODE
FRAME
LOSS
LOW DENS
LOOPED
DIAGNOSTIC
INTERFACE
∧
<
NET
OK FAIL TEST SIG
EQPT
AOO
U P / D N
1
ALARM
NEAR END LOOPED
BPV
CRC ERROR
FRAME LOSS
PULSES
CRITICAL POWER
FAR END LOOPED
F1
F2
OOF ALRM EER SIG OOF ALRM PDV BPV
NETWORK
ESF T1 CSU
Eq
Eq SM SM
IN OUT MON MON IN OUT
>
F3
DTE
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