Reliant Octel 200 and Octel 300 Message Servers PB6001401 - Manual (Page 80)

2-8 Installation and Maintenance Volume
Octel Overture 200/300 Serenade 3.0 PB60014–01
Octel Overture 300 Cabinet
Each Octel Overture 300 message server is shipped fully assembled. The cabinet specifications are as
follows:
Height: 37.5 inches (95.3 cm)
Width: 17.5 inches (44.5 cm)
Depth: 19.5 inches (49.5 cm)
Weight: 220 pounds (100 kg) maximum
Clearances
Front: 22 inches (55.9 cm)
Rear: 6 inches (15.2 cm)
Side: 1 inch (2.5 cm)
Top: none
The power line filter is located at the rear of the cabinet. The a.c. system power cord plugs into the
power line filter. The power line filter prevents electromagnetic interference (EMI), from entering
the primary power lines. Some chassis disassembly is required to replace the power line filter. The
voltage rating of the power line filter must agree with the input voltage rating of the power supply
unit (PSU).
.
In –48 Vdc message servers, the power cord is integral with the power line filter.
The outer metal enclosure contains three shelves, with slots for various configurations of disk drives
and system cards. Figure 2-5 through Figure 2-8 show various views and component locations for the
Octel Overture 300 message server.
Shelf A
Shelf A contains 15 card slots, with card slots A13–A15 reserved for the voice control unit (VCU) in
slot A13, the central processing unit (CPU) in slot A14, and the power supply unit (PSU) in slot A15.
The card slots in shelf A of the Octel Overture 300 cabinet could contain the following.
Slot Number(s) Card Type/Other
A1–A11 LIC, TLC, DAC, or integration cards
A1–A12 Fax card
A10–A12 LAN card
A12 EntryWorks ACP card
A13
VCU
A14 CPU
A15 PSU
Refer to the Configuration volume, Slots Table, for information about configuring the slots.
Shelves B and C
The slots in shelves B and C allow various configurations of Octel Overture 300 hard disk drives and
contain the message server’s load/backup device. The disk drive usage by slot number is as follows: