TELCOLINK DT - AccessDSL NTU
User
Manual
Version: 2.5
Page 57 of 66
10 TECHNICAL SPECIFICATION
10.1 Interfaces
10.1.1 xDSL Line Interface
Specification
ITU-T G.SHDSL, Reek G.991.2
Option
4-wire Interface (separate Tx and Rx Pairs)
Line Code
TC-PAM
Impedance
135
Transmit Power
13.5 (Annex A) or 14.5 (Annex B) dBm @ 135
Number of Pairs
1 or 2 (option: 2 or 4)
Bit Rate
192 to 2064 kbps
Connector Type
RJ-45, 8 pin
Overvoltage Protection
ITU-T Rec. K.20/K.21
Specification
ITU-T G.SHDSL, Rec G.991.2
Wetting Current
2-4 mA @ 60 V
10.1.2 E1 Line Interface
Specification
ETS 300 166, ITU-T Rec G.703, G.704
Number of Interfaces
1 or 2
Line Code
HDB3
Impedance
either 120
or 75
Jitter
ITU-T Rec G.823, ETSI TS 101 135
Bit Rate
2048 kbit/s ± 50 ppm
Connector Type
either DB15 male (120
) or two BNC 75
ESD Protection
8 kV (Air discharge)
10.1.3 V.35 DCE User Interface
Specification
ITU-T Rec V.35/V.36/X.21/V.24/V.28/EIA-232
Number of Interfaces
1
Connector Type
DB25 female
Bitrate
1…32 x 64 kbps (synchronous);
4800…115200 bps (asynchronous)
10.1.4 Monitor Interface
Specification
EIA-232 / V.28
Data Rate
9600 baud, asynchronous
Protocol
8 bit, no parity, 1 stop bit no linefeed with carriage return
XON/XOFF enabled
Signal Level
V.28 on DB9 female connector
Connector Type
DB9 female connector
10.2 Power Supply
Specification
ETSI ETS 300 132-2
Voltage
1 x 40V/60V
DC
over Molex type safety approved connector
38..200Vdc over xDSL
Power Consumption
Typ. 2.30W
MDS921AE-E1-R2
Typ. 2.85W
MDS923AE-V35X21-R2
Typ. 3.00W
MDS923AE-V35X21-MP-R2
Typ. 4.80W
MDS923AE-E1-MP-R2
