Avaya MCC1 Installation And Upgrades page 300

System 75 Small-Cabinet to R8si (Blowback)
Task List: System 75 Small Cabinet to R8si
5
Clean or replace the air filter (403326820) if necessary.
6
In front of carrier, remove the 4 screws (top 2 first) holding the A carrier to the cabinet frame.
Use a long-handle screwdriver or 5/16-inch socket with a 10-inch extension.
CAUTION:
Cables and wiring harnesses can be damaged if they catch on the framework and if too
much pressure is applied in removing the carrier.
7
Slide the carrier forward 1 to 2 inches; then, from the back, be sure that no cables or wiring
harnesses are caught on the cabinet/carrier framework.
8
Remove the carrier by sliding it out the front of the cabinet.
Figure 72: TDM connections for small R1V3 System 75
TDM CABLE
(ED-67086-10 G1)
AND ADAPTERS (AHF3)
300
SLOT 21
J58890AA-1 or AB-1
CONTROL CARRIER
SLOT 21
J58890BB
PORT CARRIER
REAR VIEW
NOTE: ON PORT CARRIER J58890BB-1, DISCONNECT THE TDM TERMINATOR FROM SLOT 02.
ON PORT CARRIERS J58890BB-2 AND J58890BB-3, DISCONNECT THE TDM TERMINATOR FROM SLOT 01.
IF THE PORT CARRIER HAS BOTH J58890BB-1 AND J58890BB-2 STENCILLED ON IT, TREAT IT
AS A J58890BB-1.
SLOT 02
TDM BUS
TERMINATOR
(AHF1)
A
SEE NOTE
TDM BUS
TERMINATOR
(AHF1)
B
SI Installation and Upgrades
June 2004