Sun Microsystems 4000 manuale d’uso

901 San Antonio Road Palo Alto, CA 94303-4900 USA 650 960-1300 Fax 650 969-9131 Sun Enterprise ™ 4000 System Centerplane Upgrade Guide 100 MHz Gigaplane Upgrade for the Sun Enterprise 4000 System Part No. 805-7186-10 January 1999, Revision A Sun Microsystems, Inc. Send comments about this document to: docfeedback@sun.com[...]

Please Recycle Copyright 1999 Sun Microsystems, Inc., 901 San Antonio Road • Palo Alto, CA 94303 USA. 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 w[...]

iii Contents Preface vii Using UNIX Commands vii Typographic Conventions viii Shell Prompts viii Related Documentation ix Sun Documentation on the Web ix Sun Welcomes Your Comments ix 1. System Upgrade Procedure 1 Powering Off the System 1 Removing the Boards and Assemblies 2 Removing the Outer Panels 5 Replacing the Centerplane 8 Replacing the Out[...]

iv Sun Enterprise 4000 System Centerplane Upgrade Guide • January 1999[...]

v Figur es FIGURE 1 Keyswitch in Standby Position 2 FIGURE 2 AC Power Switch—Rear View 2 FIGURE 3 SCSI Tray 3 FIGURE 4 Keyswitch Assembly 4 FIGURE 5 Fan Tray Assembly—System Rear 5 FIGURE 6 Outer Panels—Sun Enterprise 4000 System 7 FIGURE 7 Orientation of Empty System Chassis 8 FIGURE 8 Front and Rear of the System Chassis 9 FIGURE 9 Centerpl[...]

vi Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999[...]

vii Pr eface The Sun Enterprise 4000 System Centerplane Upgrade Guide provides procedur es for the 100 MHz gigaplane upgrade for Sun Enterprise™ 4000 systems. As part of this upgrade, the CD-ROM drive and clock board are replaced, and the f lash PROM updated. These instructions are designed to be performed only by an experienced service provider [...]

viii Sun Enterprise 4000 System Centerplane Upgrade Guide • January 1999 T ypographic Conventions Shell Pr ompts T ABLE P-1 T ypographic Conventions T ypeface Meaning Examples AaBbCc123 The names of commands, files, and directories; on-scr een computer output Edit your .login file. Use ls -a to list all files. % You have mail . AaBbCc123 What you[...]

ix Related Documentation Sun Documentation on the W eb The docs.sun.com sm web site enables you to access Sun technical documentation on the W eb. Y ou can browse the docs.sun.com archive or sear ch for a specific book title or subject at: http://docs.sun.com Sun W elcomes Y our Comments W e are interested in improving our documentation and welcome[...]

x Sun Enterprise 4000 System Centerplane Upgrade Guide • January 1999[...]

1 System Upgrade Pr ocedur e This chapter gives detailed instructions for upgrading your Sun Enterprise 4000 system. The upgrade procedure includes: ■ Powering off the system—page 1 ■ Removing all Boards and Assemblies—page 2 ■ Removing the Outer Panels—page 5 ■ Replacing the Centerplane—page 5 ■ Replacing the Outer Panels ■ Rep[...]

2 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 c. T erminal 3. T urn the front panel keyswitch counterclockwise to the Standby position. FIGURE 1 Keyswitch in Standby Position 4. T urn the AC power switch to of f. FIGURE 2 AC Power Switch—Rear V iew Removing the Boar ds and Assemblies Caution – Use a grounding wrist st[...]

System Upgrade Procedure 3 1. Disconnect all cables from the boards. Squeeze the locking tabs on the sides of the connector body , or loosen any retaining screws (if pr ovided), and pull the connectors out. Note – Label all cables for reconnection. 2. W ith wrist strap on, insert a screwdriver in the notch at the top of the SCSI tray to pull out [...]

4 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 FIGURE 4 Keyswitch Assembly 5. Remove all the boards and power supplies from the rear of the system and place them on a padded ESD mat. Refer to your system manual for the detailed procedure. Note – Label each board with its r espective slot number , so that each board can b[...]

System Upgrade Procedure 5 FIGURE 5 Fan T ray Assembly—System Rear 7. Disconnect any remaining cables from the system. Note – Label all cables for reconnection. Removing the Outer Panels 1. Ensure that all cables have been disconnected and that the keyswitch is in the standby position with the key removed. 2. Remove the upper bezel: a. Press th[...]

6 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 b. Pull the bottom of the panel away from the side, then lift the panel off the chassis. 4. Remove the top panel: a. Remove the square inserts from the corners of the top panel. Press the small dot to tilt the insert up, then lift it off. b. Lift the front corners of the top p[...]

System Upgrade Procedure 7 FIGURE 6 Outer Panels—Sun Enterprise 4000 System 6. Remove the lower bezel: a. W ith the chassis still upside down, use a f lat-bladed screwdriver to lift the left side of the lower bezel approximately 1/8 of an inch (3 mm). b. Slide the bezel 1/4 of an inch (6 mm) to the left and lift it off the chassis. Key Descriptio[...]

8 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 7. Place the empty system chassis front side down ( FIGURE 7 ). FIGURE 7 Orientation of Empty System Chassis Replacing the Centerplane The system chassis is in two sections consisting of a front chassis and a rear chassis. The centerplane is located between the two sections of[...]

System Upgrade Procedure 9 FIGURE 8 Front and Rear of the System Chassis Rear chassis F ront chassis[...]

10 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 3. Remove the 20 screws that hold the centerplane to the front chassis ( FIGURE 9 ). FIGURE 9 Centerplane Replacement Detail Caution – Use a grounding wrist strap to pr event static damage. 4. W ith a wrist strap on, lift the centerplane out and set it aside. Note – Remem[...]

System Upgrade Procedure 11 Replacing the Outer Panels 1. Place the system front side down as shown in FIGURE 7 . 2. Replace the lower bezel: a. Align the bezel 1/4 of an inch (6 mm) to the left of the system chassis to engage the tabs. b. Slide it to the right until it locks into position. 3. Replace the bottom panel. Set the panel about an inch b[...]

12 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 Replacing the Boar ds and Assemblies Caution – Use a grounding wrist strap to pr event static damage. 1. Replace all the boards and power supplies in the front of the system. Note – Insert boards component side down in the front of the system. Refer to your system manual [...]

System Upgrade Procedure 13 Replacing the Clock Boar d The clock board is located at the top rear of the system, below the peripheral power supply . After replacing the clock board, update the system f lash PROM as shown in “Updating the System Flash PROM” on page 14. Note – The TOD/NVRAM chip must be removed fr om the old clock board and ins[...]

14 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 4. W ith a wrist strap attached, gently pull the TOD/NVRAM chip from the clock board. 5. Align the TOD/NVRAM chip removed from the original clock board with the connector on the upgrade clock board so that pin 1 on the chip is aligned with pin 1 on the board. ■ A small cres[...]

System Upgrade Procedure 15 Caution – Some combinations of old and new PROM versions are incompatible, and flash pr ogramming may cause default NVRAM values to overwrite customized NVRAM variables. Be sure to r ecord the custom and default values displayed so that you can restor e them afterward if necessary . 1. Through your web browser , go to [...]

16 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999 2. W ith a wrist strap on, insert a screwdriver in the notch at the top of the SCSI tray to pull out the tray and separate it from the rear slip connectors. FIGURE 11 Removing the SCSI T ray 3. Remove the seven screws on top of the SCSI tray to lift off the tray cover and acc[...]

System Upgrade Procedure 17 b. T ighten the three captive screws to secure the CD-ROM drive to the SCSI tray . 6. Replace the tray cover with the seven screws removed in Step 3. 7. Place the SCSI tray into the system and tighten the three captive screws securing it to the enclosure ( FIGURE 1 1 ). Powering On the System Note – Refer to Chapter 12[...]

18 Sun Enterpr ise 4000 System Centerplane Upgrade Guide • January 1999[...]