Nortel-networks 1000M Manual de usuario Pagina 55

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Differences between the Chassis system and the Cabinet system 55
Item
Chassis system Cabinet system
Power
AC power only
universal power supply factory
installed in chassis
not field replaceable
power switch on chassis
AC or DC power
NTDK70/NTDK78/ NTDK72
NTDK75/NTAK04/NTAK05
field replaceable
Reserve power UPS only UPS and battery backup
Cables NTDK95 cable. (Two NTDK95 cables
connect the chassis to the chassis
expander.)
Note: To ensure correct usage, one
end of the NTDK95 cable is designated
to connect to the expansion cabinet.
Auxiliary cable used only for PFTU. Auxiliary cable used for PFTU or to
provide power for attendant console.
Ethernet
Standard 15-pin AUI on chassis
NTDK27 Ethernet adapter cable
not required
No jumper settings required
NTDK27 Ethernet adapter cable
required
May need to set J7 jumper
CPU NTDK20 SSC NTDK20 SSC
PC card interface
3 SDI ports
30 channels TDS
8 units DTR or XTD
4 units of MFC,
MFE/MFK5/MFK6/MFR or
8 DTR/XTD units
PC card interface
3 SDI ports
30 channels TDS
8 units DTR or XTD
4 units of MFC,
MFE/MFK5/MFK6/MFR or
8 DTR/XTD units
Maximum 16 conference channels
32 channels on SSC
32 channels on SSC
16 channels per Fiber Optic
Daughterboard
Nortel Communication Server 1000
Communication Server 1000M and Meridian 1 Small System Installation and Commissioning
NN43011-310 01.04 Standard
Release 5.0 13 May 2008
Copyright © 2008, Nortel Networks
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