2-22 Installationand Maintenance Volume
Octel 200/300 S.4.1 PB60019−01
Table 2-4 Octel 200 Subsystems
Subsystem Configurations Part Number Description
Motherboard (MB) 740-6503-001 Backplane board for interconnecting system
modules and system power distribution.
Power Supply Units (PSU)
120−230VAC autoranging
120 VAC
230 VAC
-48 VDC
740-6640-000
740-6504-001
740-6505-001
740-6506-001
Power conversion from system input power to
four regulated, DC voltages. The floppy disk
drive is part of the PSU.
AC-to-DC Power Supply
Conversion Kit
740-6543-001 Converts the AC power supply to a DC power
supply; contains the PSU, the DC inlet box, and
the DC backplane harness.
Worksfor Serenade Serial I/O
Panel
740-6037-002 Rear-mount RS-232C connector panel.
DC Inlet Box 740-6537-002 Inlet box for DC powered systems.
Fan Power Harness 530−6501−001 Electrical connection from the power supply to
the fans that cool the server.
Fan Panel Assembly 740-6502-002 System cooling fans.
Air Filter 840-6507-001 Washable air filter.
Maintenance Port Cable 520-6502-001 Connects motherboard to RS−232 system
terminal port connector.