Installing an Ultra SCSI Adapter Cable in a Model 240

1.Remove all adapters installed in the system unit. Keep a recor placement for later reinstallation.

2. Remove

the disk

drive

bracket assembly from the system unit an

it on

top of the

power

supply.

3. Remove the riser card.

4. Unplug

the

system

board

SCSI

cable

from

the

drives

in

bays 3

want

 

to

attach

to

the

Ultra

SCSI adapter.

(If

you

have

not

SCSI devices you want to connect to

the

Ultra SCSI

adapter,

go

Removing

Internal

Drives” on

page 4-88,

install

the

drives,

then

re

5. Since

 

the

Ultra

SCSI

adapter

is

installed

in

slot

1

 

or

slot

 

2,

Ultra SCSI cable that attaches to

the adapter

on

the

lefthand

unit.

 

Run

the

cable

along

 

the

rear of the system unit toward

6. Replace

the

riser

card.

 

The

Ultra SCSI cable should lie betwe

and

the

back

of

the

system

unit.

 

 

 

 

 

 

 

 

 

 

 

7. Using

the

 

next

connector

closest

to

the

end

of

the

cable

 

whic

Ultra

SCSI

 

adapter,

connect

the

Ultra

SCSI

cable

first

to

the

plan to connect this drive to

the Ultra SCSI adapter), then to

(again,

if

you

plan

to

connect this

drive

to

the

Ultra

SCSI

ad

the

drive

 

in

bay

4 (if

 

you

plan

to

connect

this

drive to

the

Note: The last drive in the Ultra SCSI chain must be configured self-terminating. See your device documentation for instructio making the drive self-terminating.

8. Reinstall the disk drive bracket assembly.

9. Install the SCSI adapter and connect the cable to the adapter.

Chapter 4. Installing and Removing4-85Options

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IBM RS/6000 7043 43P manual Adapter Connect Ultra