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Alpha Microsystems AM-6060 Service Manual

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For Authorized
Service Personnel Only:
Service Manual
AM-6060
DSS-10594-00, A00

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  • Page 1                                 For Authorized        Service Personnel Only:    AM-6060       Service Manual                                       ...
  • Page 2 CPU board; its identification number is printed on the SSD itself.) Software vendors may ask you for the SSD number if they are customizing software to run only on your computer. This document may contain references to products covered under the following U.S. Patent Number(s): 4,530,048 ALPHA MICROSYSTEMS 2722 S. Fairview Street P. O. Box 25059...

  • Page 3: Table Of Contents

    Printed Circuit Board Configuration.....................4 Remote Reset Capability........................7 Replacing the Time and Date Battery ....................7 SSD and PROM Chip Removal ......................8 AM-966-10 CONNECTIONS........................9 UPGRADING AM-6060 ON-BOARD MEMORY................10 Removing Memory SIMMs ........................10 Installing the External Cache SIMM....................11 Installing Memory SIMMs........................12 Setting Memory Jumpers ........................13 PERIPHERAL MOUNTING ........................14...

  • Page 4: Introduction

    Page 1 INTRODUCTION The instructions in this document are intended only for authorized service personnel. AM-6060 computers contain a high-output power supply, which produces current levels high enough to make it unsafe for unauthorized persons to perform work inside the chassis.

  • Page 5: Electronic Equipment Handling Precautions

    Page 2 AM-6060 Service Manual Figure 2: Chassis Top Cover Removal ELECTRONIC EQUIPMENT HANDLING PRECAUTIONS With the AC power cord unplugged and the top cover removed, the components inside your computer are vulnerable to damage caused by static discharge. Your body and clothing can store an electrical charge that can damage or destroy unprotected electronic components.

  • Page 6: Board Versions And Compatibility

    Figure 3: Static Protection Wrist Strap BOARD VERSIONS AND COMPATIBILITY Only certain versions of the AM-176 CPU board can be used in the AM-6060. Specifically, the AM-176 must be Rev. C04 or later, with boot PROMs (DWB-00176-10) Rev. B00 or later.

  • Page 7: Hardware Configurable Options

    The next few sections contain configuration information for the AM-301-10 and AM-176 boards AM-301-10 Board Configuration The AM-301-10 board supports the four serial ports in the AM-6060. It also contains your computer's SSD chip, real-time clock, and other I/O related circuitry.
  • Page 8 AM-6060 Service Manual Page 5 The only two field-configurable jumpers are: • JP4: the optional remote reset cable attaches to the left pin here. See page 7. • JP5: when installed, pressing the Turbo button on the front panel places the computer into the Level7 diagnostic state.

  • Page 9: Figure 5: Am-176 Board Configuration

    Page 6 AM-6060 Service Manual PIN 1 ETHERNET PORT PROGRAM TO AM-301-10 DO NOT USE NARROW SCSI D1 D2 D3 WIDE SCSI TO AM-301-10 PIN 1 TERM POWER MEMORY CONFIGURATION SEE TABLE 2 AM-301-10 CDIS MDIS 68060 CPU JP10 CACHE SIMM...

  • Page 10: Remote Reset Capability

    The AM-301-10 board has an option to enable the computer's remote hardware reset, using a special cable from Alpha Microsystems, part number DWB-10323-00. To enable remote reset: 1. Connect one end of the cable to JP4 (to the pin nearer J1) on the AM-301-10 board.

  • Page 11: Ssd And Prom Chip Removal

    SSD and PROM Chip Removal The type of socket used for the boot PROM and SSD chips in your AM-6060 requires a special tool for chip removal. If you ever need to remove and replace either of these chips, be sure to use the correct tool, as shown in Figure 7.

  • Page 12: Am-966-10 Connections

    Figure 7: SSD Chip Removal Tools AM-966-10 CONNECTIONS The AM-6060 uses the AM-966-10 front panel display board, which connects to the AM-301-10. In most cases, you should not need to connect any wires to or disconnect any wires from the AM-966. However, if any of your front panel display lights stop working, or if one or more wires come loose from the AM- 966, you can refer to the picture and list below to check and, if necessary, remake any connections.

  • Page 13: Upgrading Am-6060 On-Board Memory

    SIMMs, first remove the existing SIMMs, then install new ones, following the procedures below. If you change the amount of memory in your AM-6060, you must also reset the JP4 jumpers (memory size select) according to the settings later in this chapter.

  • Page 14: Installing The External Cache Simm

    AM-6060 Service Manual Page 11 Installing the External Cache SIMM The external cache SIMM must only be installed in the J1 slot, labeled CACHE SIMM. Never install memory expansion SIMMs in J1, or the cache SIMM at any other location.

  • Page 15: Installing Memory Simms

    SIMMs. Installing Memory SIMMs The AM-6060 supports a minimum of 8MB and a maximum of 512MB of main memory. Memory is implemented as paired SIMM modules (of equal capacity) of 4MB, 8MB, 16MB, 32MB, 64MB, or 128MB each. Use 60ns SIMMs only; 70ns SIMMs will not work. The following table shows the allowable memory SIMM configurations (above 256MB, only some configurations are shown—others...

  • Page 16: Setting Memory Jumpers

    AM-6060 Service Manual Page 13 To install memory expansion SIMMs on the AM-176 board, use this procedure: 1. Memory SIMMs must be installed in pairs of equal capacity. 2. Always install the SIMMs of largest capacity first. 3. Always install the first pair of SIMM modules at Bank0. Use Bank1 for a second pair of SIMM modules.

  • Page 17: Peripheral Mounting

    Table 2: AM-176 Memory Module Jumper (JP4) Settings PERIPHERAL MOUNTING Your AM-6060 computer can hold six half-height peripherals, in three 3.5” and three 5.25” mounting bays. One of the 3.5” bays and all of the 5.25” bays are accessible through the computer’s front panel after you remove the appropriate filler panels.

  • Page 18: Figure 11: Peripheral Bay Positions

    3.5" device in a 5.25” drive bay. Figure 11: Peripheral Bay Positions The following paragraphs give general instructions for mounting peripherals in the AM-6060 cabinet. For detailed instructions on configuring a particular device, see the installation instructions shipped with that device.

  • Page 19: Additional Documentation

    Page 16 AM-6060 Service Manual 1. Remove the two Phillips-head screws attaching the panel to the chassis. Notice how the panel is positioned over the two alignment tabs on the bottom of the chassis. When you reinstall the panel, you must make sure it is properly positioned over both tabs; if not, you won’t be able to reinstall the two screws.

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