DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r
555-233-115 Issue 1
April 2000
Adding or Removing Cabinet Hardware
6-111Add a Switch Node Carrier (High or Critical Reliability)
6
Remove Port Carrier D
NOTE:
Note the position of the TDM/LAN cables b efore disconnecting .
1. If a switch node carrier is being installed in the “ D” position of an EPN,
remove the TDM/LAN cable from between the “ D” and “A” c arriers.
For other EPNs or the PPN, disconnect 1 end of the TDM/LAN cable
(between the “D” and “A” carriers) from the “D” carrier.
2. Remove the ZAHF4 TDM/LAN bus terminator from slot “21” of the “ D”
carrier.
3. Disconnect 1 end of the 8 g round straps (between the “ D” and “E”
carriers) from the “D” carrier (See Figure 6-38). These straps will be
reconnected to the new “ D” carrier.
4. Disconnect the 8 ground straps from the "D" carrier (between the “D” and
“A” carriers or the "D" carrier and the enhanc ed fan unit—see Figure 6-38).
Reconnect the 8 ground strap s to the "D" carrier.
5. Disconnect the “P1” (small 9-pin) connector from the “ D” carrier. Move the
cable into a position where it will not interfere with removing the carrier.
6. Remove the 4 screws (top 2 first) holding the “D” carrier to the c abinet
frame. Use a long-handle screwd river or 5/16-inch socket with a 10-inc h
extension.
7. Behind the “D” c arrier in a “DEFINITY style” cabinet, remove the 2 screws
holding the “D” carrier to the cabinet frame.
8. Slide the carrier forward 1 to 2 inches; then , from the back, be sure that no
cables or wiring harnesses are caught on the cabin et/carrier framework.
!CAUTION:

Cables and wiring harn esses can be damag ed if they catch on the

framework and if too much p ressure is applied in removing the

carrier.
9. Remove the carrier by sliding it out the front of the cabinet.