Sun Ultra 80 Service Manual • March 2000 FIGURE 10-1 System Exploded View 10-2
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Sun™ Ultra™ 80 Service Manual Sun Microsystems, Inc. 901 San Antonio Road Palo Alto, CA 94303-4900 U.S.A. 650-960-1300 Part No. 805-6618-11 March 2000, Revision 01 Send comments about this document to: [email protected] Copyright 2000 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, California 94303-4900 U.S.A. All rights reserved. This product or document is protected by copyright and distributed under licenses restricting its use, copying, distribution, and decompilation. No part of this product or document may be reproduced in any form by any means without prior written authorization of Sun and its licensors, if any. Third-party software, including font technology, is copyrighted and licensed from Sun suppliers. Parts of the product may be derived from Berkeley BSD systems, licensed from the University of California. UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd. For Netscape Communicator™, the following notice applies: (c) Copyright 1995 Netscape Communications Corporation. All rights reserved. Sun, Sun Microsystems, the Sun logo, AnswerBook2, docs.sun.com, SunDocs, The Network is the Computer, Ultra, Ultra Port Architecture, SunMicrophone, SunVTS, UltraSPARC, OpenBoot, StroEdge, SunOS, ShowMe How,PGX32, and Solaris are trademarks, registered trademarks, or service marks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries. Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems, Inc. The OPEN LOOK and Sun™ Graphical User Interface was developed by Sun Microsystems, Inc. for its users and licensees. Sun acknowledges the pioneering efforts of Xerox in researching and developing the concept of visual or graphical user interfaces for the computer industry. Sun holds a non-exclusive license from Xerox to the Xerox Graphical User Interface, which license also covers Sun’s licensees who implement OPEN LOOK GUIs and otherwise comply with Sun’s written license agreements. RESTRICTED RIGHTS: Use, duplication, or disclosure by the U.S. Government is subject to restrictions of FAR 52.227-14(g)(2)(6/87) and FAR 52.227-19(6/87), or DFAR 252.227-7015(b)(6/95) and DFAR 227.7202-3(a). DOCUMENTATION IS PROVIDED “AS IS” AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD TO BE LEGALLY INVALID. Copyright 2000 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, Californie 94303 Etats-Unis. Tous droits réservés. Ce produit ou document est protégé par un copyright et distribué avec des licences qui en restreignent l’utilisation, la copie, la distribution, et la décompilation. Aucune partie de ce produit ou document ne peut être reproduite sous aucune forme, par quelque moyen que ce soit, sans l’autorisation préalable et écrite de Sun et de ses bailleurs de licence, s’il y en a. Le logiciel détenu par des tiers, et qui comprend la technologie relative aux polices de caractères, est protégé par un copyright et licencié par des fournisseurs de Sun. Des parties de ce produit pourront être dérivées des systèmes Berkeley BSD licenciés par l’Université de Californie. UNIX est une marque déposée aux Etats-Unis et dans d’autres pays et licenciée exclusivement par X/Open Company, Ltd. La notice suivante est applicable à Netscape Communicator™: (c) Copyright 1995 Netscape Communications Corporation. Tous droits réservés. Sun, Sun Microsystems, le logo Sun, AnswerBook2, docs.sun.com, SunDocs, The Network is the Computer, Ultra, Ultra Port Architecture, SunMicrophone, SunVTS, UltraSPARC, OpenBoot, StroEdge, SunOS, ShowMe How, PGX32, et Solaris sont des marques de fabrique ou des marques déposées, ou marques de service, de Sun Microsystems, Inc. aux Etats-Unis et dans d’autres pays. Toutes les marques SPARC sont utilisées sous licence et sont des marques de fabrique ou des marques déposées de SPARC International, Inc. aux Etats-Unis et dans d’autres pays. Les produits portant les marques SPARC sont basés sur une architecture développée par Sun Microsystems, Inc. L’interface d’utilisation graphique OPEN LOOK et Sun™ a été développée par Sun Microsystems, Inc. pour ses utilisateurs et licenciés. Sun reconnaît les efforts de pionniers de Xerox pour la recherche et le développement du concept des interfaces d’utilisation visuelle ou graphique pour l’industrie de l’informatique. Sun détient une licence non exclusive de Xerox sur l’interface d’utilisation graphique Xerox, cette licence couvrant également les licenciés de Sun qui mettent en place l’interface d’utilisation graphique OPEN LOOK et qui en outre se conforment aux licences écrites de Sun. CETTE PUBLICATION EST FOURNIE "EN L’ETAT" ET AUCUNE GARANTIE, EXPRESSE OU IMPLICITE, N’EST ACCORDEE, Y COMPRIS DES GARANTIES CONCERNANT LA VALEUR MARCHANDE, L’APTITUDE DE LA PUBLICATION A REPONDRE A UNE UTILISATION PARTICULIERE, OU LE FAIT QU’ELLE NE SOIT PAS CONTREFAISANTE DE PRODUIT DE TIERS. CE DENI DE GARANTIE NE S’APPLIQUERAIT PAS, DANS LA MESURE OU IL SERAIT TENU JURIDIQUEMENT NUL ET NON AVENU. Please Recycle Contents Preface i 1. Product Description 1-1 1.1 Product Overview 1-1 1.2 I/O Devices 1-2 1.3 System Features 1-3 1.4 Replaceable Components 1-7 2. SunVTS Overview 2-1 2.1 SunVTS Description 2-1 2.1.1 SunVTS Requirements 2-2 2.1.2 SunVTS References 2-2 3. Power-On Self-Test 3-1 3.1 POST Overview 3-1 3.1.1 How to Use POST 3-2 3.2 Pre-POST Preparation 3-2 3.2.1 Setting Up a Tip Connection 3-3 3.2.2 Verifying the Baud Rate 3-4 3.3 Initializing POST 3-5 3.4 Bypassing POST 3-6 iii 3.5 Maximum and Minimum Levels of POST 3-6 3.5.1 diag-level Variable Set to max 3-7 3.5.2 diag-level Variable Set to min 3-28 3.5.3 POST Progress and Error Reporting 3-37 3.6 Additional Keyboard Control Commands 3-41 3.7 System and Keyboard LEDs 3-41 3.8 Initializing Motherboard POST 3-42 4. Troubleshooting Procedures 4-1 4.1 Problems During Initial Set-up 4-2 4.2 Power-On Failure 4-3 4.3 Video Output Failure 4-4 4.4 Hard Drive or CD-ROM Drive Failure 4-5 4.5 Power Supply Troubleshooting 4-6 4.6 DIMM Failure 4-9 4.7 OpenBoot PROM On-Board Diagnostics 4-10 4.7.1 Watch-Clock Diagnostic 4-10 4.7.2 Watch-Net and Watch-Net-All Diagnostics 4-11 4.7.3 Probe-SCSI and Probe-SCSI-All Diagnostics 4-12 4.7.4 Test alias name, device path, -all Diagnostic 4-13 4.7.5 UPA Graphics Card 4-14 4.8 OpenBoot Diagnostics 4-15 4.8.1 Starting the OpenBoot Diagnostics Menu 4-16 4.8.2 OpenBoot Diagnosticss 4-18 4.8.3 PCI/Cheerio 4-19 4.8.4 EBus DMA/TCR Registers 4-20 4.8.5 Ethernet 4-21 4.8.6 Keyboard 4-22 4.8.7 Mouse 4-22 4.8.8 Floppy 4-22 iv Ultra 80 Service Manual • March 2000 4.8.9 Parallel Port 4-23 4.8.10 Serial Port A 4-24 4.8.11 Serial Port B 4-25 4.8.12 NVRAM 4-25 4.8.13 Audio 4-26 4.8.14 SCSI 4-26 4.8.15 All Above 4-27 4.9 How to Get Technical Assistance 4-29 4.9.1 SunSolve Online 4-29 4.9.2 Access1 4-29 4.9.3 docs.sun.com 4-30 4.9.4 Free Services Areas 4-30 5. Safety and Tool Requirements 5-1 5.1 Safety Requirements 5-1 5.2 Symbols 5-2 5.3 Safety Precautions 5-2 5.3.1 Modification to Equipment 5-2 5.3.2 Placement of a Sun Product 5-2 5.3.3 Power Cord Connection 5-3 5.3.4 Electrostatic Discharge 5-3 5.3.5 Lithium Battery 5-3 5.4 Tools Required 5-4 6. Power On/Off and Internal Access 6-1 6.1 Powering Off the System/Removing the Access Panel 6-1 6.2 Attaching the Antistatic Wrist Strap 6-5 6.3 Replacing the Access Panel/Powering On the System 6-6 7. Major Subassemblies 7-1 7.1 Power Supply Assembly 7-1 v 7.1.1 Removing the Power Supply Assembly 7-1 7.1.2 Replacing the Power Supply Assembly 7-4 7.2 Power Switch Assembly 7-5 7.2.1 Removing the Power Switch Assembly 7-5 7.2.2 Replacing the Power Switch Assembly 7-6 7.3 DC-to-DC Converter Assembly 7-7 7.3.1 Removing the DC-to-DC Converter Assembly 7-7 7.3.2 Replacing the DC-to-DC Converter Assembly 7-8 7.4 Cable Assemblies 7-9 7.4.1 Removing the Peripheral Power Cable Assembly 7-9 7.4.2 Replacing the Peripheral Cable Assembly 7-10 7.4.3 Removing the Diskette Drive Cable Assembly 7-11 7.4.4 Replacing the Diskette Drive Cable Assembly 7-12 7.4.5 Removing the Combined Cable Assembly 7-13 7.4.6 Replacing the Combined Cable Assembly 7-14 7.5 Interlock Switch Assembly 7-15 7.5.1 Removing the Interlock Switch Assembly 7-15 7.5.2 Replacing the Interlock Switch Assembly 7-16 7.6 Air Guide 7-17 7.6.1 Removing the Air Guide 7-17 7.6.2 Replacing the Air Guide 7-18 7.7 Fan Assembly 7-19 7.7.1 Removing a Fan Assembly 7-19 7.7.2 Replacing a Fan Assembly 7-20 7.8 Speaker Assembly 7-21 7.8.1 Removing the Speaker Assembly 7-21 7.8.2 Replacing the Speaker Assembly 7-22 7.9 SCSI Assembly 7-23 7.9.1 Removing the SCSI Assembly 7-23 7.9.2 Replacing the SCSI Assembly 7-26 vi Ultra 80 Service Manual • March 2000 7.10 Chassis Foot 7-27 7.10.1 Removing a Chassis Foot 7-27 7.10.2 Replacing a Chassis Foot 7-28 7.11 Filler Panels 7-28 7.11.1 Removing a Filler Panel 7-29 7.11.2 Replacing a Filler Panel 7-30 8.