IBM manual 16RS/6000 SP SP Switch2 Service Guide

Page 34

Switch power (MAP 0610)

3. If all interposers have been tested, go to ªStep 0610-004º on page 1-14.

Step 0610-017

You tested all interposers and the circuit breaker still trips.

1.Replace the circuit breaker assembly.

2.Check the circuit breaker.

3.Does the circuit breaker still trip? v If yes, go to ªStep 0610-018º.

vIf no, return to ªStep 0610-004º on page 1-14 to verify fix.

Step 0610-018

You replaced the circuit breaker assembly but the circuit breaker still trips.

1.Replace the switch planar.

2.Return to ªStep 0610-004º on page 1-14 to verify fix.

Note: If replacing the switch planar does not correct this problem (verify fix fails), call the next level of support.

Step 0610-019

The switch circuit breaker is in the On position, the input power cable connections appear good, and the green switch supervisor LED is Off.

1.Replace the switch supervisor card.

2.Are both the green switch supervisor and front panel power LEDs On?

vIf yes, go to Switch function (MAP 0620), ªStep 0620-021º on page 1-27 and return the switch to the active configuration.

vIf no:

±If both the green switch supervisor and front panel power LEDs are Off, go to ªStep 0610-023º on page 1-17.

±If the front panel power LED is Off but the green switch supervisor LED is On, go to ªStep 0610-020º.

Step 0610-020

The front panel power LED is Off, but the green switch supervisor LED is On.

1.Replace the switch's LED bracket assembly.

2.Is the front panel power LED On?

vIf yes, go to Switch function (MAP 0620), ªStep 0620-021º on page 1-27 and return the switch to the active configuration.

vIf no:

a.Call the next level of support.

±You may be advised to replace the LED power extension cable and, if needed, the switch planar.

b.If advised to proceed, go to ªStep 0610-021º.

Step 0610-021

The switch's front panel power LED remained Off after you replaced the LED bracket assembly and you were advised to continue troubleshooting.

1.Replace the LED power extension cable.

2.Is the front panel power LED On?

vIf yes, go to Switch function (MAP 0620), ªStep 0620-021º on page 1-27 and return the switch to the active configuration.

vIf no, go to ªStep 0610-022º on page 1-17.

1-16RS/6000 SP: SP Switch2 Service Guide

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Contents IBM Page IBM Fourth edition April Contents FRU removals and replacements Figures Vi RS/6000 SP SP Switch2 Service Guide Tables Viii RS/6000 SP SP Switch2 Service Guide Safety and environmental notices Safety notices in EnglishRS/6000 SP SP Switch2 Service Guide SPSFD017 Xii RS/6000 SP SP Switch2 Service Guide Laser safety information Environmental notices Product recycling and disposalXiv RS/6000 SP SP Switch2 Service Guide Who should use this book About this bookRelated information How to send your comments How to use this bookUsers responsibilities Switch description and problem determination MAP Maintenance Analysis Procedures MAPsSwitch MAPs Purpose of this MAPSwitch-to-Switch Switch Connection Types Standard NodeSwitch Assembly Description SP Switch2 SP Switch2 Assembly High-Level Diagram Flashing Green Power LEDYellow Environment LED Errpt -a -N sphwlog pg Errpt -a -N css0 Errpt -a -N WormSP Switch2 Wrap Plugs Priority Message or condition ActionGreen LED Yellow LED Indication Switch supervisor communications MAPTogether Switch supervisor communications MAP Switch supervisor communications MAP Switch environment MAP Condition ActionPriority Component Action SP Switch2 Chassis Assembly Power supply failure diagnostics Switch power MAP Switch power MAP Step 16RS/6000 SP SP Switch2 Service Guide Switch function MAP EstartSplstdata -n pg EprimaryPg /var/adm/SPlogs/css0/p0/out.top Notes Switch Function MAP Starts the faultserviceWormRTGCS daemon Error # Device Message Link Message Description and ActionVar/adm/SPlogs/css0/p0/out.top file on the primary If the cabling does not match, correct the cabling E06-S02-BH-J3 E02-S17-BH-J18E02-N05 Priority Condition ActionStep Number Service RequestFailing Component Description SRN Priority Failing Component Action26RS/6000 SP SP Switch2 Service Guide Dsh -w nodelist /usr/lpp/ssp/css/rc.switch Dsh -a /usr/lpp/ssp/css/rc.switch Naming standard for RS/6000 SP components LocationsFormat structure Location diagrams of the RS/6000 SP components Major assemblyFront and rear views of RS/6000 SP frame Figure notes2shows a front view of the RS/6000 SP multi-switch frame Frame locations Frame FRAExample E01-FRA-G1 Switch assembly locations Connector detailsCable routing Locations Cable routing in a multi-switch frame F/C Switch data cables Cable Part Plug from Plug to Number Location12RS/6000 SP SP Switch2 Service Guide Personal ESD requirements Service proceduresTools and files overview Usr/lpp/ssp/css/rc.switch Utility Runs on Description Directory FaultserviceWormRTGCSRc.switch IfconfigUsing the css.snap script Css.snap file structure Var/adm/SPlogs/cssX where X=0 orVar/adm/SPlogs/cssX/p0 where X=0 or Var/adm/SPlogs/cssMost recent css.snaps readregs Most recent css.snaps ifcldumpMost recent css.snaps splstdata Disk space handling SP Switch2 supervisor self-testCss.snap file package names If the -a and -p flags are not usedChecking switch status Switch supervisor status verification using PerspectivesOpening a switch pane Self-test ConditionsUpdating the SP Switch2 supervisor code Base code verificationRemoving an SP Switch2 from the active configuration Removing and restoring switch resourcesRestoring an SP Switch2 to the active configuration Efence of primary and primary backup nodes Fencing nodesReplacing an SP Switch2 from service position Resetting the clock and bootlist after servicing a nodeRunning diagnostics on a switch port FRU removals and replacements Handling static-sensitive devicesRemoving a fan assembly SP Switch2 service proceduresReplacing a fan assembly Removing a power supply Replacing a power supplyRemoving the LED bracket assembly Replacing the LED bracket assemblyRemoving the switch supervisor card Replacing the switch supervisor card Removing an interposer cardRemoving the switch planar Replacing an interposer cardReplacing the switch planar Removing the 48 V dc circuit breaker assemblyReplacing the 48 V dc circuit breaker assembly Removing the LED power extension cableReplacing the LED power extension cable Parts catalog SP Switch2 assembly view Assembly Part number Units Description Index 4RS/6000 SP SP Switch2 Service Guide Baffle, Power Supply Bay Tray Switch cables This page intentionally left blankSwitch cables SP Switch2 Frame F/C FrontSP Switch2 Frame F/C 2032 frame extender F/C 2032 frame extender SP Switch2 Frame Model 556 and F/C SP Switch2 Frame Model 556 and F/C Model 556 and F/C 2034 frame extender Model 556 and F/C 2034 frame extender 16RS/6000 SP SP Switch2 Service Guide Trademarks AIXEuropean Union EU statement United Kingdom telecommunications safety requirementsIndustry Canada compliance statement Electromagnetic interference EMI statement Taiwan For installations in JapanRadio protection for Germany 4RS/6000 SP SP Switch2 Service Guide Index Numerics Files Created by css.snap Removing LED bracket 4RS/6000 SP SP Switch2 Service Guide How satisfied are you that the information in this book is Readers comments ± Wed like to hear from youPlease tell us how we can improve this book Business Reply Mail Page Ibmr
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RS/6000 SP specifications

The IBM RS/6000 SP (Scalable Power) is a high-performance computing system that was developed in the early 1990s and has since become a significant player in the realm of supercomputing and enterprise solutions. Designed primarily for scientific, engineering, and complex data analysis tasks, the RS/6000 SP provides powerful processing capabilities, enhanced scalability, and features to support demanding applications.

One of the key characteristics of the RS/6000 SP is its modular architecture, which allows for the addition of multiple nodes. Each node is based on IBM's Power architecture, leveraging the RISC (Reduced Instruction Set Computing) design to achieve high throughput and efficiency. The system can support configurations ranging from a few nodes to hundreds, enabling organizations to scale their computational power as needed based on workload requirements.

The RS/6000 SP employs advanced interconnect technologies, most notably the SP Switch, which ensures high-speed communication between nodes. This interconnect allows for seamless data transfer, ensuring that the system can handle large datasets and complex computations without bottlenecks. The SP's ability to deliver concurrent processing capabilities makes it ideal for parallel computing tasks, including simulations, modeling, and large-scale computations.

In terms of software, the RS/6000 SP was equipped with AIX, IBM's version of the UNIX operating system, which provides a stable and secure environment for enterprise applications. Furthermore, the system supports a vast array of programming languages and tools, including Fortran, C, and C++, along with libraries and frameworks designed for high-performance computing. This compatibility allows developers to optimize their applications to fully utilize the underlying hardware.

Another notable feature of the RS/6000 SP is its extensive support for various workloads, including database management, multi-user applications, and graphical processing. The system was equipped with high-performance graphics capabilities, making it suitable for tasks that require intensive visualization, such as computer-aided design (CAD) and scientific visualization.

Overall, the IBM RS/6000 SP has solidified its role in the high-performance computing landscape, combining advanced technologies, robust scalability, and flexibility to meet the unique demands of research and enterprise environments. Its legacy continues to influence modern computing architectures, embodying IBM’s commitment to innovation and performance in the pursuit of complex problem-solving capabilities.
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