ADC HiGain and Manageable T1 Deployment - Manual (Page 3)

7/08
•
106669AE
HiGain
®
HDSL
HiGain ® HDSL
Fast, Economical, Reliable and Manageable T1 Deployment
3 w w w . a d c . c o m • + 1 - 9 5 2 - 9 3 8 - 8 0 8 0 • 1 - 8 0 0 - 3 6 6 - 3 8 9 1
Specifications
HDSL TraNSmiSSioN
Line Code:
784 kbps 2B1Q
Transmission: dual-duplex
media: two non-loaded two-wire metallic cable pairs
output Signal: +13.5 dBm ±0.5 dB into 135Ω
maximum Provisioning Loss: 35 dB @ 196 kHz, 135Ω
DSX-1 iNTerfaCe (Co SiDe)
output Level:
6 Vpk-pk, pre-equalized for 0 - 655 ft of ABAM cable
input Level: +1.5 to -7.5 db DSX
impedance: 100Ω
Line rate: 1.544 Mbps ±200 bps
Line format: AMI, B8ZS or ZBTSI
frame format: ESF, SF and unframed
DS1 iNTerfaCe (remoTe SiDe)
output Level:
6 to -7.5 Vpk-pk
input Level Sensitivity: > -22.5 dB
Line rate: 1.544 Mbps ±200 bps
Line format: AMI, B8ZS or ZBTSI
frame format: ESF, SF and unframed
output Level: 0, -15 dB (selectable)
SySTem
one-way DS1 Delay:
<200 μs (HLU and HRU) + <80 μs (HDU)
Wander (looped): 0.3 UI max (1 UI = 648 ns)
Wideband Jitter (looped): 0.2 UI max
Narrowband Jitter (looped): 0.1 UI max
reaCH
each Span:
CSA design rules, e.g. 9 kft on 26 AWG or 12 kft on 24 AWG,
no load coils, bridged taps per CSA guidelines
Number of Spans: 5 total, 4 line powered
DSX-1 TeST aCCeSS (Co SiDe)
“210” Bantam jacks:
bridging, splitting/line, splitting/drop
DS1 TeST aCCeSS (remoTe SiDe)
“210” Bantam Jacks:
bridging (monitor and test)
aLarmS
fuse open:
LLOS, RLOS, LOSW, BER, margin, power feed short or ground
LooPBaCkS
Direction:
NI, CI
inband: generic HiGain, intelligent repeater, T1 standard
HiGain: activated from craft port (HLU and HRU),
system options buttons (HLU), or loopback button (HRU)
USer iNTerfaCeS (Co SiDe)
Craft Port:
RS-232 (DCE)
front Panel: four-character display, status LED, system options buttons