Nortel Networks 1000M - Manual (Page 55)

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
.