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Index System xSeries 236 (Type 8841) Cable, serial (all models) Cable, single SCSI (models ACx, MCx) (optional) Cable, CD switch (optional) Card, Remote Supervisory Adapter-2 Divider, PCI (all models) Fan assembly, center (all models) Fan assembly, rear (all models) Filler (all models) Foot (all models) Keylock (all models) Kit, alcohol wipe (all models) Kit, thermal grease (all models) Kit, slide (optional) Lens (all models) Line cord 2.8m (all models) Mouse assembly, three button (all models) Rack, bottom cover (optional) Rack, bottom cover (optional) Rack, bottom cover (optional) Shield, EMC (all models) Slide, diskette drive (all models) Slide, hard disk drive (all models) Cover, top (all models) (optional) Cover, left (all models) U320, 3 pack (optional) VRM, power supply, 2U/105A (optional) VRM, power supply, 2U/105A (optional) CRU No. (Tier 1) 41Y7662 21P9685 13N0948 00N6407 02R9308 00N6393 39M5081 39Y9876 41Y7733 13N0962 00N6413 00N6412 13N0976 41Y7704 CRU No. (Tier 2) 41Y7671 73P9324 41Y7754 41Y7709 41Y7740 41Y7755 24R2750 24R2696 FRU No. 41Y7664 41Y7716 59P4739 41Y9292 43W4673 146 xSeries 236 Type 8841: Hardware Maintenance Manual and Troubleshooting Guide

Section	Page
About this manual	5
Important safety information	5
Online support	6
Contents	7
Chapter 1. General information	11
Related documentation	11
Notices and statements used in this document	12
Features and specifications	13
Server controls, LEDs, and power	13
Front view	14
Rear view	16
Server power features	17
Turning on the server	17
Turning off the server	18
Chapter 2. Configuration	19
Starting the Configuration/Setup Utility program	19
Chapter 3. Installing options	21
Installation guidelines	21
System reliability guidelines	21
Working inside the server with the power on	22
Handling static-sensitive devices	22
Removing the server door	23
Removing the server left-side cover air baffle and bezel	24
Removing the left-side cover	24
Removing the air baffle	25
Removing the bezel	26
Replacing hot-swap fans	27
Replacing a front fan (1 or 2)	28
Replacing a center fan (3 or 4)	29
Replacing a rear fan (5 or 6)	30
Installing the 670-Watt hot-swap power-supply option	31
Replacing a hot-swap power supply	34
Installing or replacing an adapter	35
Installing or replacing a hot-plug adapter (slot 6)	38
Installing an IBM Remote Supervisor Adapter II SlimLine	39
Installing the ServeRAID-7k adapter	41
Installing a hot-swap hard disk drive	42
Installing memory modules	43
Installing a microprocessor	45
Replacing a microprocessor and heat sink	49
Replacing the battery	52
Completing the installation	55
Installing the server bezel and left-side cover	56
Installing the server door	58
Connecting the cables	59
Updating the server configuration	60
Input/output connectors	61
Auxiliary-device connector	62
Ethernet connector	62
Integrated system management (Remote Supervisor Adapter II SlimLine Ethernet and ASM) connector	62
Keyboard connector	63
Parallel port connector	63
Serial-port connectors	63
Universal Serial Bus connectors	64
Video connector	64
Chapter 4. Service replaceable units	65
Microprocessor removal	66
Thermal grease	68
Operator information panel (external LED card)	69
Diagnostics panel card	71
Power reset card	72
Diskette drive	73
CD-ROM drive	74
Hard disk drive backplane	75
Power supply cage assembly	76
Center-fan and adapter-support bracket	77
Center-fan support bracket (dual fan guide)	79
Adapter-support bracket	80
Front fan housing (PCI fan guide)	82
Front USB connector assembly	83
Switch card assembly	84
System board	86
System-board internal connectors	88
System-board internal cable connectors	89
System-board switches and jumpers	90
System-board external connectors	92
System-board LEDs	93
Light path diagnostics panel	94
Chapter 5. Diagnostics	97
General checkout	97
Checkout procedure	98
Diagnostic tools overview	99
POST error logs	100
Viewing error logs from the Configuration/Setup Utility program	100
Viewing error logs from the diagnostic programs	100
Diagnostic programs, error codes and messages	101
Diagnostic text message format	101
Starting the diagnostic programs	102
Viewing the test log	102
Viewing the system-error log	103
Light path diagnostics	103
Power-supply LEDs	105
Updating the BMC firmware	105
Resetting the BMC firmware	106
Small computer system interface messages	107
Recovering the BIOS code	107
Erasing a lost or forgotten password (clearing CMOS memory)	109
Updating Remote Supervisor Adapter II SlimLine firmware	110
Power checkout	110
Troubleshooting the Ethernet controller	111
Network connection problems	111
Ethernet controller troubleshooting chart	111
Ethernet controller messages	112
Chapter 6. Symptom-to-FRU index	113
Beep symptoms	114
No-beep symptoms	118
POST error codes	118
Light path diagnostic errors	124
Power-supply LED errors	126
Diagnostic error codes	126
Error symptoms	132
CD-ROM drive error symptoms	133
Diskette drive error symptoms	133
General error symptoms	134
Hard disk drive error symptoms	134
Intermittent error symptoms	134
Keyboard, mouse, or pointing device error symptoms	135
Memory error symptoms	135
Microprocessor error symptoms	136
Monitor error symptoms	136
Option error symptoms	138
Power error symptoms	139
Serial port error symptoms	140
ServerGuide error symptoms	141
Software error symptoms	142
Service processor error codes	142
SCSI error codes	142
ServeRAID error codes	143
POST (ISPR) error procedures	144
Temperature error messages	146
Fan error messages	146
Power error messages	147
System shutdown	147
Voltage related system shutdown	147
Temperature related system shutdown	148
DASD checkout	148
Host built-in self test (BIST)	149
Bus fault messages	149
Undetermined problems	150
Problem determination tips	151
Chapter 7. Parts listing Type 8841	153
System	153
System replaceable units	154
Keyboards (CRUs)	157
Power cords (CRUs)	158
Appendix A. Getting help and technical assistance	161
Before you call	161
Using the documentation	161
Getting help and information from the World Wide Web	161
Software service and support	162
Hardware service and support	162
Appendix B. Safety information	163
General safety	163
Electrical safety	164
Safety inspection guide	165
Handling electrostatic discharge-sensitive devices	166
Grounding requirements	166
Safety notices (multilingual translations)	167
Appendix C. Notices	197
Edition notice	197
Trademarks	198
Important notes	199
Product recycling and disposal	199
Battery return program	199
Electronic emission notices	200
Federal Communications Commission (FCC) statement	200
Industry Canada Class A emission compliance statement	200
Australia and New Zealand Class A statement	200
United Kingdom telecommunications safety requirement	201
European Union EMC Directive conformance statement	201
Taiwanese Class A warning statement	201
Chinese Class A warning statement	201
Japanese Voluntary Control Council for Interference (VCCI) statement	202

Match case Limit results 1 per page

Index

System

xSeries

236

(Type

8841)

CRU

No.

(Tier

CRU

No.

(Tier

FRU

No.

Cable,

serial

(all

models)

41Y7662

Cable,

single

SCSI

(models

ACx,

MCx)

(optional)

41Y7671

Cable,

switch

(optional)

21P9685

Card,

Remote

Supervisory

Adapter-2

73P9324

Divider,

PCI

(all

models)

13N0948

Fan

assembly,

center

(all

models)

41Y7664

Fan

assembly,

rear

(all

models)

41Y7716

Filler

(all

models)

00N6407

Foot

(all

models)

02R9308

Keylock

(all

models)

00N6393

Kit,

alcohol

wipe

(all

models)

59P4739

Kit,

thermal

grease

(all

models)

41Y9292

Kit,

slide

(optional)

41Y7754

Lens

(all

models)

41Y7709

Line

cord

2.8m

(all

models)

39M5081

Mouse

assembly,

three

button

(all

models)

39Y9876

Rack,

bottom

cover

(optional)

41Y7733

Rack,

bottom

cover

(optional)

41Y7740

Rack,

bottom

cover

(optional)

41Y7755

Shield,

EMC

(all

models)

13N0962

Slide,

diskette

drive

(all

models)

00N6413

Slide,

hard

disk

drive

(all

models)

00N6412

Cover,

top

(all

models)

(optional)

13N0976

Cover,

left

(all

models)

41Y7704

U320,

pack

(optional)

43W4673

VRM,

power

supply,

2U/105A

(optional)

24R2750

VRM,

power

supply,

2U/105A

(optional)

24R2696

146

xSeries

236

Type

8841:

Hardware

Maintenance

Manual

and

Troubleshooting

Guide