Nortel Networks OPTera Metro 3500 - Manual (Page 253)

Hardware feature descriptions 3-25
Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
Figure 3-5
OPTera Metro 3500 Universal Shelf Assembly (NTN476AH) equipped with a BNC 12-Port Front
Enhanced I/O module (NTN452JH)
EX1159p
Guide
pins
Lock/eject
lever
BNC 12 Port
Front Enhanced
I/O module
Fan cover
Air deflector