Installation and Operation Manual Chapter 1 Introduction
ASMi-52CD Ver. 1.0 Technical Specifications 1-9
1.4 Technical Specifications
Line Interface
Type
2/4-wire unconditioned dedicated line
Line Coding
TC-PAM
Range
See
Table 1-1
Impedance
135Ω
Connector
RJ-45
Protection
ITU K.21, UL1950
DTE Interface
Data Rate
See
Table 1-3
and
Table 1-4
Connector
• X.21: 26-pin SCSI male
• V.35: 26-pin SCSI male
• RS-530: 26-pin SCSI male
• E1: RJ-11 balanced or DB-25 unbalanced
• IR-ETH: RJ-45
• IR-ETH/Q: RJ-45
• IR-ETH/QN: RJ-45
• IR-IP: RJ-45
Timing
ASMi-52CD
Derived from three alternative sources:
• Internal oscillator
• Station clock
• External clock
Diagnostics
Self-test
Self-test during power-up
Loopbacks
ITU V.54:
• Local analog loopback (LLB) (serial interfaces only)
• Remote digital loopback (RLB) (serial interfaces only)
Statistics Collection
• E1 with CRC-4: per ITU G.706
• E1 without CRC-4: bipolar violations (BPV)
• SHDSL performance
Management
Type
RADview SNMP management tool, Telnet or ASCII terminal
Indicators
POWER
Power
DATA
Data transmitted or received
Comments to this Manuals