Toshiba Perfecptione Installation And Maintenance Manual page 29

-48" 0
RINGER 0
I
1
ON
El
BA-ITERY
BACK UP
OFF
-48" 0
RINGER 0
+5v-0-0
-0-o AC POWER
FIGURE4-lo-PERCEPTION,,
POWERSUPPLYCONTROLSANDINDICATORS
4-7
INSTALLATiONlNSTRUCTlONS
SECTION 200-255-204
FEBRUARY1992
operation. Ensure that AC power to both
cabinets is turned off prior to performing
this procedure.
NOTE:
A 13mm socket wrench and extension is rec-
ommended for ease of expansion cabinet
installation. Two expansion cabinets can be
installed.
1) Remove and retain the four screws securing
the basic cabinet top cover and lift the cover
off the cabinet (Figure 4-l 1).
2) Remove and retain the two screws securing
each of the expansion cabinet side panels.
Pull the side panels off.
3) Place the four casters on the basic cabinet in
the lock position to ensure cabinet stability
during the expansion cabinet installation.
4) On both the basic and expansion cabinets,
remove and retain two screws securing the
cabinets doors. Remove and retain the six
screws securing the rear panel on each cabi-
net.
5) Place the expansion cabinet on top of the
basic cabinet, ensuring proper alignment of
the four mounting holes. Secure in place with
four metric bolts, flat washers and lockwash-
ers.
6) Reinstall the two side covers on the expansion
cabinet and secure in place using four screws
(two per side).
7) Install the top cover on the expansion cabinet
and secure with four screws.
8) Connect the intercabinet ground wire in accor-
dance with Figure 4-8.
9) Route the expansion cabinet ribbon cable
from J405 in the expansion cabinet through
the opening provided in the cabinet bottom
and connect to the basic cabinet backplane at
5402.
IO) Remove three screws from the secondary
power supply. From the front of the expansion
cabinet, slide the power supply into the rack
and secure in place with the three rear screws.