IBM H SERIES RS/6000 User Manual

Page 199

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3. When you have selected an adapter, a list is displayed showing the status of all

the disk drive modules that are attached to the adapter:

┌──────────────────────────────────────────────────────────────────────────────────┐
│ SSA SERVICE AIDS

8 238 │

┌──────────────────────────────────────────────────────────────────────────────────┐
│ LINK VERIFICATION

8 2385 │

┌──────────────────────────────────────────────────────────────────────────────────┐
│ LINK VERIFICATION

8 2386 │

│ SSA Link Verification for:

ssa1

- 5

SSA Adapter

│ To set or reset Identify, move cursor onto selection, then press Enter.

Physical

Serial#

Adapter Port

A1 A2 B1 B2

Status

{TOP}

pdisk

11111111

7

Good

pdisk1

22222222

1

6

Good

pdisk2

33333333

2

5

Good

pdisk3

44444444

3

4

Good

pdisk4

55555555

4

3

Good

pdisk5

66666666

5

2

Good

pdisk6

77777777

6

1

Good

pdisk7

88888888

7

Good

pdisk8

99999999

1

Good

pdisk9

nnnnnnnn

1

9

Good

{MORE}

│ F3=Cancel

F1 =Exit

└──────────────────────────────────────────────────────────────────────────────────┘

The columns of information displayed on the screen have the following
meanings:

An SSA link must be configured in a loop around which data can travel in either
direction. The loop is broken if a cable fails or is removed, or if a disk drive
module fails. Because each disk drive module on the loop can be accessed

pdisk0 through pdisk9

Physical disk drive resource identifiers.

11111111 through 99999999

Serial numbers of the physical disk drive modules. The
actual serial number of a disk drive module is shown on
the front of the disk drive module.

A1 A2 B1 B2

Adapter connector number (see “The SSA Adapter” on
page 7-25).

Status

Statuses are:

Good

The disk drive module is working cor-
rectly.

Failed

The disk drive module has failed.

Power

The disk drive module has detected a
loss of power.

Reserved

The disk drive module is used by another
using system.

Chapter 7. Using the Service Aids

7-39

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