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Service Hints & Tips

Document ID: DDSE-3QRMMT

PC Server 720 - Hot swap backplane locations

Applicable to: World-Wide

Hot-Swap Backplane

Front View


SCSI ID Jumper
If two backplanes are connected to the same adapter, one backplane must be set to high and the other one to low.

SCSI ROM Address ID Jumper Setting

Description

HI = High

Assigns SCSI IDs 8 to D to the backplane

LO = Low

Assigns SCSI IDs 0 to 5 to the backplane


Rear View



ROM Address Jumper Setting

Notes:
- The following settings are for PC Server 720 computers only.
- If more than one backplane is installed in the computer, each backplane must have a different ROM address setting.
- Do not install a ROM address jumper on backplanes installed in PC Server 320 computers.

Jumper Position

Description

C

Address for a backplane installed in Bank C

D

Address for a backplane installed in Bank D

E

Address for a backplane installed in Bank E


Termination (Hot-Swap Back Plane)
The hot-swap back plane is automatically terminated. Drives connected to the hot-swap back plane should not be terminated.

SCSI-2 Fast/Wide RAID Adapter/A

SCSI Fast/Wide Adaptec Adapter


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Hint Category

Configuration, Hard Drives, Hardware Maintenance Information

Date Created

26-08-96

Last Updated

25-01-99

Revision Date

24-01-2000

Brand

IBM PC Server

Product Family

PC Server 720

Machine Type

8642

Model

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes