REPAIR/REPLACEMENT PROCEDURES
TERMINATION UNIT/MODULE REPLACEMENT
8 - 2
I-E96-322A
®
To replace the HSS module:
1. Turn the 2 latching screws on the HSS module ½-turn
either way to release the module.
2. Grasp the screws and slide out the module.
3. Set dipswitches S1 through S5 and jumpers J1 through
J31 to the proper settings. Tables 3-1 through 3-6 list the
dipswitch and jumper setting options.
4. Hold the module by the faceplate and slide it into its
assigned slot; push until the rear edges of the module are
seated in the backplane connectors.
5. Turn the 2 latching screws ½-turn to lock the modules in
place. The module is locked into the module mounting unit
when the open end of the slots on the latching screws faces the
center of the module faceplate.
TERMINATION UNIT/MODULE REPLACEMENT
To replace the NTHS03 or NTDI01 termination unit, refer to the
repair/replacement procedures section
in the applicable termi-
nation unit product instruction. To replace the NIDI01 termi-
nation module, refer to the repair/replacement procedures
section in its product instruction. These instructions contain
step by step replacement procedures and a spare parts list.
Table
also lists fuse part numbers for the termination
units.