Digital Equipment FR-902AA-A3, Service Maintenance Manual

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Digital STARION 400i - 900i PC Table of Contents / Table of Figures
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CHAPTER 5 DEVICE MAPPING ........................................................................................................ 69
CPU Memory Address Map (Full Range)............................................................................................... 69
I/O Address Map..................................................................................................................................... 70
Computer Interrupt Levels ...................................................................................................................... 71
DMA Channel Assignment..................................................................................................................... 71
CHAPTER 6 PASS / FAIL CRITERIA................................................................................................. 73
APPENDIX A SERVICES NOTES........................................................................................................ 75
Modem Settings...................................................................................................................................... 75
Telecommunications Software Settings .................................................................................................. 75
Sound Card Settings ............................................................................................................................... 76
Disabling Fax/Modem/Sound Board Features ........................................................................................ 76
APPENDIX B OTHER USEFUL INFORMATION............................................................................. 77
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DOCUMENT FEEDBACK ...................................................................................................................... 79
PERSONAL NOTES................................................................................................................................. 81
READERS COMMENTS ........................................................................................................................... 85
Table of Figures
Figure 3 - 1 Removing the Cover ............................................................................................................... 32
Figure 3 - 2 Computer Components ........................................................................................................... 33
Figure 3 - 3 Expansion Slots....................................................................................................................... 35
Figure 3 - 4 Main Logic Board Jumper Locations ...................................................................................... 37
Figure 3 - 5 SIMM Socket Locations.......................................................................................................... 39
Figure 3 - 6 Removing the 3½-Inch Diskette Drive.................................................................................... 40
Figure 3 - 7 Removing a 5¼-Inch Device................................................................................................... 41
Figure 3 - 8 Removing the IDE Hard Disk Drive ....................................................................................... 42
Figure 3 - 9 Removing Expansion Boards .................................................................................................. 43
Figure 3 - 10 Removing the Main Logic Board.......................................................................................... 44
Figure 3 - 11 Removing the Power Supply ................................................................................................. 46
Figure 3 - 12 Removing Riser Card & Bracket........................................................................................... 47
Figure 3 - 13 Installing a Higher Performance CPU ................................................................................... 49
Figure 3 - 14 Installing the CPU Voltage Regulator ................................................................................... 50
Figure 3 - 15 Replacing the Computer Battery ........................................................................................... 52
Figure 3 - 16 Diskette and IDE Data Cable Connections .......................................................................... 54