Specifications
Network Interface
Line Rate
T1 (1.544Mbit/s)
Framing
SF/ESF (selectable)
Line Code
AMI/B8ZS (selectable)
Bit Stuffing
Enable/Disable 15 zero suppression
Input Signal
DSX-1 from 0dB to -27dB Typical
Output Signal
DSX-1 with LBO 0
Data Port Interface
Bit Rate
N x 56 kbit/s or N x 64 kbit/s
(N= 1 through 24)
Electrical
V.35 or EIA-530 (RS-422/449)
Power
DC Power
22 to 56 VDC, 6 W
AC Power
105 to 130 VAC, 57 to 63 Hz, 8 W
Mechanical Specifications
Stand-Alone Size (with feet)
1.93" high x 8.35" wide x 12.0" deep
Stand-Alone Size (without feet)
1.6" high x 8.0" wide x 12.0" deep
Weight
2.47 lb.
12-slot Chassis Size
7.0" high x 17.0" wide x 12.0" deep
Environmental
Operating Temperature
0-50° C
Relative Humidity
5% to 95% RH
Compatibility
AT&T 62411
AT&T 54016
ANSI T1.403
Remote Loop Back Code Compatibility
Line Loop Back
Inband — Set LLB (10000) Reset (100)*
Out-of-Band — T1.403 codes*
Data Port Loop Back
Inband — Set DPLB (127 code)
Reset (inverted 127 code)*
Payload Loop Back
Out-of-Band —TR 54016 or
T1.403 codes*
*Remote loop backs can be reset by toggling the D-SERV front panel loop back switch.
Operator's Manual
3