Technical data

Contents

DIGITAL PC 3500/5510

Removing the Wire Assembly, Headphone/Microphone

(Short Tower Computer)......................................................................... 5-72

Removing a 3½-Inch Device from Front Bay (Low Profile Computer) ........ 5-74

Removing a 5¼-Inch Device (Low Profile Computer) ................................ 5-76

IDE Drive Connections (Low Profile Computer)......................................... 5-78

Removing the Internal 3½-Inch Device (Low Profile Computer)................. 5-80

Removing the Diskette Drive (Low Profile Computer) ................................ 5-82

Diskette Drive Connections (Low Profile Computer) .................................. 5-84

Removing the Front Bezel (Short Tower Computer).................................. 5-86

Removing a 3½-Inch Device from Front Bay (Short Tower Computer)....... 5-88

Removing a 5¼-Inch Device (Short Tower Computer)............................... 5-90

Removing an Internal 3½-Inch Device (Short Tower Computer) ................ 5-92

IDE Drive Connections (Short Tower Computer) ....................................... 5-94

SCSI Drive Connections (Short Tower Computer)..................................... 5-96

Removing the Diskette Drive (Short Tower Computer) .............................. 5-98

Diskette Drive Connections (Short Tower Computer) ................................ 5-100

Device Mapping

Introduction..................................................................................................... 6-1

Full Range Processor Memory Address Map ................................................... 6-2

I/O Address Map............................................................................................. 6-3

Computer Interrupt Levels............................................................................... 6-5

DMA Channel Assignment............................................................................... 6-6

Service Notes

................................................................................................ A-1

Figures

5-1. DIGITAL PC 3500/5510 (Low Profile Computer) ..................................................... 5-4

5-2. DIGITAL PC 3500/5510 (Short Tower Computer) ................................................... 5-10

5-3. Removing the Outside Cover................................................................................... 5-18

5-4. Main Logic Board Components................................................................................ 5-20

5-5. Main Logic Board Components (Rear Panel) .......................................................... 5-21

5-6. Main Logic Board Connectors.................................................................................. 5-22

5-7. Low Profile Backplane Components and Connectors.............................................. 5-24

5-8. Short Tower Backplane Components and Connectors............................................ 5-26

5-9. Audio Adapter Card Connectors .............................................................................. 5-28

5-10. Expansion Board Slots (Low Profile Computer)....................................................... 5-30