NorthStar HORIZON Manual page 4

TABLE OF CONTENTS (Cont.)
IV. DETAILED INFORMATION
Disk Controller Theory of Operation .
Disk Controller Configuration Options
Disk Drive Configuration
Motherboard Theory of Operation
Motherboard I/O Port Addressing
Using the Serial I/O Interfaces
using the Parallel I/O Interface
using [he Real-Time Clock
Motherboard Interrupts
HORIZON Grounding .
V.
OPERATION AND MAINTENANCE
Operation
Diskettes
Maintenance
Troubleshooting
Out of Warranty Repair
VI. APPENDICES
1. Pulse Signal Detection
2. Disk Controller Schematic Drawing
3. Motherboard Schematic Drawing
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