IBM RS/6000 SP User manual

RS/6000 SP
SP Switch Service Guide
GA22-7443-04
IBM

RS/6000 SP
SP Switch Service Guide
GA22-7443-04
IBM

Note!
Before using this information and the product it supports, read the information in “Safety and environmental notices” on
page ix and “Notices” on page A-1.
Fifth Edition (April 2002)
This book replaces GA22-7443-03.
IBM welcomes your comments. A form for readers’ comments may be provided at the back of this publication or you
may address your comments to the following address:
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© Copyright International Business Machines Corporation 1999, 2002. All rights reserved.
US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract
with IBM Corp.

Contents
Figures ....................................v
Tables ....................................vii
Safety and environmental notices ..........................ix
Safety notices ..................................ix
Danger notices.................................ix
Caution notices ................................xi
Laser safety information .............................xiii
Environmental notices...............................xiii
Product recycling and disposal ..........................xiii
About this book ................................xv
Who should use this book .............................xv
Related information ................................xv
How to send your comments ............................xvi
Summary of changes ..............................xvii
GA22-7443-04 .................................xvii
GA22-7443-03 .................................xvii
GA22-7443-02 .................................xvii
GA22-7443-01 .................................xvii
GA22-7443-00 .................................xvii
Chapter 1. Maintenance Analysis Procedures (MAPs)..................1-1
SP Switch MAPs ................................1-1
SP Switch description and problem determination (MAP 0590) ..............1-1
SP Switch environment (MAP 0600) ........................1-5
SP Switch power (MAP 0610) ..........................1-13
SP Switch function (MAP 0620) .........................1-17
Chapter 2. Locations ..............................2-1
Naming standard for RS/6000 SP components .....................2-1
Format structure ...............................2-1
Location diagrams of the RS/6000 SP components....................2-2
Front and rear views of RS/6000 SP frame......................2-3
Frame locations................................2-6
Switch assembly locations ............................2-8
Connector details ...............................2-9
Cable routing.................................2-9
Cable routing in a multi-switch frame (F/C 2030/1)...................2-11
Switch data cables ..............................2-13
Chapter 3. Service procedures ..........................3-1
Personal ESD requirements ............................3-1
Tools and files overview..............................3-1
Using the css.snap script .............................3-3
Switch supervisor self-test .............................3-4
Verification tests using Perspectives .........................3-4
Node supervisor verification ...........................3-4
Frame supervisor verification ...........................3-5
Switch supervisor verification ...........................3-5
Selecting appropriate switch clocks..........................3-6
© Copyright IBM Corp. 1999, 2002 iii

Selecting the switch clock source .........................3-6
Determining the correct switch clock source .....................3-6
Removing and restoring switch resources .......................3-7
Removing a switch assembly from the active configuration ................3-7
Restoring a switch assembly to the active configuration .................3-8
Viewing switch partitions ............................3-8
Service position procedures ............................3-9
Placing a switch assembly into service position ....................3-9
Replacing a switch assembly from service position ...................3-9
Resetting the clock and bootlist after servicing a node...................3-9
Installing firmware updates on SP nodes .......................3-10
Installing adapter microcode packages ........................3-10
Running diagnostics on a switch port ........................3-12
Chapter 4. FRU removals and replacements .....................4-1
Handling static-sensitive devices ..........................4-1
Procedures for switch assemblies ..........................4-2
Removing the switch assembly ..........................4-2
Replacing the switch assembly ..........................4-2
Removing the switch fans ............................4-3
Replacing the switch fans ............................4-3
Removing the switch front chassis cable.......................4-3
Replacing the switch front chassis cable.......................4-4
Removing the switch supervisor card ........................4-4
Replacing the switch supervisor card ........................4-5
Removing the switch inner chassis cable ......................4-5
Replacing the switch inner chassis cable ......................4-6
Removing the switch power cards .........................4-6
Replacing the switch power cards .........................4-7
Chapter 5. Parts catalog .............................5-1
SPS, SPS-8 Switch assembly (feature) (view 1) .....................5-2
SPS, SPS-8 Switch assembly (feature) (view 2) .....................5-4
SPS, SPS-8 Switch assembly (feature) (view 3) .....................5-6
Switch cables (feature) ..............................5-8
Multi-switch frame (F/C 2030/1) ..........................5-10
Notices ...................................A-1
Trademarks ..................................A-1
Electronic emissions notices ............................A-2
Federal Communications Commission (FCC) statement .................A-2
European Union (EU) statement..........................A-2
United Kingdom telecommunications safety requirements ................A-2
Industry Canada compliance statement .......................A-2
For installations in Japan: ............................A-3
Electromagnetic interference (EMI) statement - Taiwan .................A-3
Radio protection for Germany ..........................A-3
Index ....................................X-1
iv RS/6000 SP: SP Switch Service Guide

Figures
1-1. SP Switch high-level diagram.........................1-2
1-2. SP Switch wrap plugs ...........................1-4
1-3. SP Switch inner chassis and front chassis cables .................1-8
2-1. Front view of frame locations .........................2-3
2-2. Front view of multi-switch frame locations ....................2-4
2-3. Front view of 49-inch frame locations ......................2-5
2-4. Rear view of frame locations .........................2-6
2-5. SPS/SPS-8 assembly............................2-8
2-6. RS/6000 SP connector details (as seen at receiving ends, not at cable ends) .......2-9
2-7. Frame cabling routing path in rear of RS/6000 SP frame — 1.93 m frame ........2-10
2-8. Frame cabling routing path in rear of RS/6000 SP frame — 2.01 m frame ........2-10
2-9. Frame cable routing paths in rear of RS/6000 SP multi-switch frame (F/C 2030/1) — 1.93 m
frame .................................2-12
2-10. Frame cable routing paths in rear of RS/6000 SP multi-switch frame (F/C 2030/1) — 2.01 m
frame .................................2-12
4-1. Handling an anti-static device.........................4-1
4-2. Removing the SP Switch fans ........................4-3
4-3. Removing the SP Switch fan control cable ....................4-4
4-4. Removing the SP Switch supervisor card ....................4-5
4-5. Removing the SP Switch inner chassis cable ...................4-6
4-6. Removing the SP Switch power supply cards ...................4-7
© Copyright IBM Corp. 1999, 2002 v

vi RS/6000 SP: SP Switch Service Guide

Tables
1-1. Switch problem diagnostics .........................1-4
1-2. Environmental messages for switches .....................1-5
1-3. Switch connector resistance values ......................1-6
1-4. Fan failure diagnostics ...........................1-8
1-5. Inner chassis cable continuity ........................1-16
1-6. Front chassis cable continuity ........................1-16
1-7. SP Switch error conditions .........................1-19
1-8. Problem messages from the out.top file ....................1-22
1-9. Service Request Number (SRN) table for SP Switch adapters ............1-24
1-10. Switch problem priority listing ........................1-26
2-1. External cable routing ...........................2-11
2-2. SPS Switch data cable chart ........................2-13
2-3. SPS-8 Switch data cable chart ........................2-13
3-1. Service procedure tools ...........................3-2
3-2. Setup output files .............................3-2
3-3. Tuning output files .............................3-2
3-4. Setting switch clock sources .........................3-7
5-1. SPS, SPS-8 Switch assembly (feature) (view 1) ..................5-3
5-2. SPS, SPS-8 Switch assembly (feature) (view 2) ..................5-5
5-3. SPS, SPS-8 Switch assembly (feature) (view 3) ..................5-7
5-4. Switch cables (feature) ...........................5-8
5-5. Multi-switch frame (F/C 2030/1) .......................5-11
© Copyright IBM Corp. 1999, 2002 vii

viii RS/6000 SP: SP Switch Service Guide