
Specifications A-1
A PPENDIX
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PP ENDIX
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S
PECIFICATIONS
Network 1, 2, and 3 Interfaces
Line Rate: 1.544 Mbps (± 50 bps)
Line Framing: D4 or ESF
Line Code: AMI or B8ZS
Input Signal (Long-haul): DS1, +1 to −27 dB (ALBO)
Connection: RJ-48C jack, 100 Ω (±5%)
Output Signal: 3.0 V (±10%) base-peak into 100 Ω with protection
Mode: Long-haul, Short-haul
DSX-1 Level (Short-haul): 0-110, 111-220, 221-330, 331-440, 441-550,
551-660,>661 ft
Line Build Out: 0, −7.5, −15, −22.5 dB attenuation
Transient Voltage: 1000 V protection, fused input/output
Jitter Control: per TR 62411 and T1.403
Timing Source: With “Function” parameter on Network 2 screen in
“Slaved” Mode, options are Internal, Network 1,
Network 2, Network 3, Serial 1, Serial 2
With “Function” parameter on Network 2 screen in
Network Mode, options are Internal, Network 1, Network
3, Serial 1
With “Function” parameter on Network 2 screen in APS
Backup Mode, options are Internal, Network 1, Network
3, Serial 1, Serial 2
Ones Density: B8ZS, Nx56 bit stuffing, alternate fill; complies with TR
62411
Note: Use Network 1 as the long-haul port and when terminating only one T1.
Serial Interface(s) (Data 1 and Data 2)
Connection: DB-25 female
DTE Ports: Selectable EIA-530, EIA-530A, RS-232, or V.35
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