- Nortel Network Multiservice Platform User's Guide

3-16 Hardware feature descriptions
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
DS1 29-84 Front I/O module
• serving DS1 ports 29-84
• front access
NTN452EA 0°C to 50°C
(32°F to 122°F)
Not supported on this
platform
DS1 1-28 Front Enhanced I/O
module
• serving DS1 ports 1-28
• front access
• enhanced latch mechanism
NTN452AH Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
DS1 29-56 Front Enhanced I/O
module
• serving DS1 ports 29-56
• front access
• enhanced latch mechanism
NTN452CH Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
DS1 29-84 Front Enhanced I/O
module
• serving DS1 ports 29-84
• front access
• enhanced latch mechanism
NTN452EH Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
DS1 1-28 Rear I/O module
• serving DS1 ports 1-28
• rear access
• enhanced latch mechanism
NTN452BA Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
DS1 29-56 Rear I/O module
• serving DS1 ports 29-56
• rear access
• enhanced latch mechanism
NTN452DA Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
DS1 29-84 Rear I/O module
• serving DS1 ports 29-84
• rear access
• enhanced latch mechanism
NTN452FA Not supported on this
platform
-40°C to +65°C
(-40°F to +149°F)
Table 3-3 (continued)
Supported shelf equipment and operational temperature ranges
Circuit pack / equipment PEC Operational temperature range
OPTera Metro 3500
Shelf Assembly
(NTN476DA,
NTN476AA)
OPTera Metro 3500
Universal Shelf
Assembly
(NTN476AH)