IBM SY33-0193-00 manual FRU List

Page 16

SRN

FRU List

Problem

42522

Fast-Write Cache Card (100%)

Description: A Fast-Write Cache card has failed. Data has been

(“Exchanging the Fast-Write Cache

written

to

the card

and

cannot

be recovered.

One

or more

4 KB

Card” on page 23)

blocks

of data

for

a known

disk

have been

lost

and

cannot

be

read.

Action:

1. Ask

the

customer

to

determine:

Ÿ

Which

disk

drives

are

affected by

this

error

Ÿ How much data has been lost

ŸWhich data recovery procedures can be done

2. Ask the customer to disable Fast-Write for:

Ÿ Each device for which the Fast-Write is offline

ŸAll other devices that are connected to the failing adapter and have the Fast-Write enabled

For details of how to disable Fast-Write see “Dealing with Fast-Write Problems” on page 12.

3. Exchange the Fast-Write Cache card for a new one.

4.Ask the customer to re-enable Fast-Write for the devices that are attached to the new Fast-Write Cache Card.

42523

None

Description:

The Fast-Write Cache

Card

has a

bad

version

number.

Action:

Install the correct

adapter

microcode

for

this card.

42524

Fast-Write Cache Option Card (100%)

Description:

A fast-write disk drive

(or drives) that does not

contain synchronized data has been detected. The Fast-Write

Cache

Card,

however, cannot be detected. The disk drive (or

drives)

is

offline.

Action:

Ÿ

If

the

Fast-Write

Cache

Card has been removed, reinstall it.

Ÿ

If

the

Fast-Write

Cache

card

has

failed:

1. Ask the customer to disable the Fast-Write for:

– Each device for which the Fast-Write is offline

–All other devices that are connected to the failing adapter, and have Fast-Write enabled

For details of how to disable Fast-Write see “Dealing with Fast-Write Problems” on page 12.

2. Exchange the Fast-Write Cache Card for a new one.

3.Ask the customer to re-enable Fast-Write for the devices that are attached to the new Fast-Write Cache Card.

8 IBM SerialRAID Adapter Maintenance Information

Image 16

Contents IBM Page Maintenance Manual OctoberFirst 1998Contents Identify About This Supplement How This Book Is OrganizedRelated Publications SerialRAID Adapter Installation and , User’s S33-3283GuideIBM SerialRAID Adapter Technical ,ReferenceSA33-3275-01 SerialRAID Adapter Installation and Usersfor moreGuidetails SerialRAIDGeneral Information Using the SRN Table See InstallationDisplaying SRNs SRN TableAdapters Unless You are instructed Repair Verification VerifyService Request Numbers SRNs5 SSA Service Request Numbers SRNs7 FRU List Service Request Numbers SRNs9 40% Service Request Numbers SRNs11 SSA Loop Configurations that Are Not Valid Software and Microcode ErrorsDealing with Fast-Write Problems Service Request Numbers SRNs13 IBM SerialRAID Adapter Maintenance Information SSA Link Error Problem Determination ExampleLink Status Lights Locating a Broken Loop LightIBM SerialRAID Adapter Maintenance Information Replacement Disk Drives Using the DOS ConfiguratorDisk Exchanging a Non-Array Disk DriveConfigurator UsingGuide RSMUsing Exchanging an Array Disk Using the RSM ConfiguratorExchanging an Array Disk ListModule IBM SerialRAID Adapter Maintenance Information Exchanging the Fast-Write Cache Card Installing a DramRemoving the Cache Card Refer to Figure Remove Pin2/ Card Removing the Fast-Write Cache CardDirection shown by the arrow in the diagram, and plug it Installing the Collar and Pin of the Fast-Write Cache Card Service Aids and Other Disk Service AidsAdapter Installation Users Guide Accessing Service Aids fromAccessing Service Aids ConfiguratorService Mode To Set Service Mode with the DOS ConfiguratorHere Loop Is broken Between Third Fourth disk Drives Status To Set Service Mode With the RSM Configurator Format Disk To Format Using the DOS Configurator To Certify using the DOS Configurator To Format With the RSM ConfiguratorCertify Disk To Certify With the RSM Configurator To Identify with the DOS Configurator To Identify With the RSM ConfiguratorIdentify Function Download Microcode FunctionAre Available Finding the PhysicalFinding the Device When Finding the DeviceEvent/Error Logger Error SummaryLog View SSA Event LogIBM SerialRAID Adapter Maintenance Information Maintenance Tasks To aUsing the RSM Configurator From ListArray NvramModifying Attributes of Resources Maintenance ManualSelectNot Present Blank Slot Creating an Array To create an array To select the disk drives for the arrayIBM SerialRAID Adapter Maintenance Information Attaching a Resource IBM SerialRAID Adapter Maintenance Information Introduction UtilitiesEvent IBM SerialRAID Adapter Maintenance Information BOOK? YOUSRN? MAP Is the SRN 45PAA?015 2010-4IBM SerialRAID Adapter Maintenance Information MAP 2320 SSA Link IBM the SerialRAID Adapter Installation . Users GuideANY Are 012 TextBreakFAILING? 013016 TextBreak Is aYes 017 0182320-6IBM SerialRAID Adapter Maintenance Information Error MAP 2323 SSA IntermittentPAA Example 2323-4IBM SerialRAID Adapter Maintenance Information SelectDisk Service Aids MAP 2324 SSA RAIDDo YOU have SRN 49500? Did the Diagnostics Give YOU ANY Other SRN?Yes No 002 Not Necessarily by You? ActionDisks Are ANY Disk Drives LISTED?019 Yes 020021 022Did Did the Certify Service AID Fail AGAIN? Open LOOP? 038Adapter Installation . Users Guide Yes 039040 041047 Yes 046048 Modify Attributes Use Hot051 Is the Problem SOLVED? SelectSSA Adapter ListOn ANY ARRAY? 054059 060Yes No 061 062066 065Yes No 067 RAID Checkout 069Yes No 070 071075 Yes No 076077 Or MoreInto 089 090Yes 091 092How 2324-20IBM SerialRAID Adapter Maintenance Information MAP 2410 SSA Repair Verification APPLICABLE?Are ALL Check Lights OFF? Yes No 005006 You have just exchanged a disk drive Page IBM