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Hardware 2-23
Octel 200/300 S.4.1PB60019−01
Table 2-5 Octel 300 Subsystems
Subsystem Configurations
Part Number Description
Floppy Disk Drive 740-6010-001 Removable drive for configuration backup and
software and prompt loading during an upgrade.
Motherboards (MB)
Shelf A
Shelf B
Shelf C
740-6003-001
300-6006-001
300-6005-001
Backplane boards for interconnecting system
modules and system power distribution.
Power Supply Unit (PSU)
120-240 VAC autoranging
120 VAC
240 VAC
-48 VDC
740-6641-000
740-6016-001
740-6017-001
740-6027-001
Power conversion from system input power to
six regulated DC voltages.
Power Filter Assembly
100-240 VAC
120 VAC
240 VAC, Domestic
240 VAC, European
-48 VDC
740-6038-001
740-6006-001
740-6028-001
740-6031-001
740-6075-001
Power entry connection and a power line
EMI-suppression filter.
AC-to-DC Power Supply
Conversion Kit
740-6100-001 Converts the AC power supply to a DC power
supply; contains the PSU, the DC inlet box, and
the DC backplane harness.
DAC Power Supply Assembly 740-6050-001 Provides -48 VDC to DAC I/O panel.
Fan Tray Assembly 740-6002-001 System cooling fans.
Fan Tray Power Harness 530−6001−001 Electrical connection from the power supply to
the fans that cool the server.
120/240 VAC
Filter-to-Backplane Harness
530-6009-001 Electrical connection from the power filter
assembly to the backplane.
−48 VDC Filter-to-Backplane
Harness
530-6021-001 Electrical connection from the DC power filter
assembly to the backplane.
Disk Power Harness 530-6010-001 Electrical connection from the disk drive
motherboards to the backplane.
Load Resistor Assembly 740-6128-001 Maintains proper voltage regulation of the PSU.
Air Filter 840-6013-001 Washable air filter.
Works for Serenade Serial I/O
Panel
740-6043-002 Rear mount RS-232C connector panel.
DAC I/O Panel 740-6051-002 Concentrates lines from up to four DAC boards
into connector.
SCSI Bus Jumper Cable 520-6001-001 Cable, flat SCSI bus.
Maintenance Port Cable 520-6003-001 Connects motherboard to RS−232 system
terminal port connector.