IBM 7785 Hardware Maintenance page 15

Environmental Specifications
Field Replaceable Units
Special T ools
SECTION 2. lntroduction to Diagnostics
Diagnostic Aids ... . . .. .
Using the Reference Diskette
Starting the Reference Diskette
Power-On Self-Test (POST)
Advanced Diagnostic Tests
Starting the Advanced Diagnostic Tests
Diagnostic Program
Presence Test
lnstalled Devices List
System Checkout
Errar Log
Adapter Diagnostics
Memory Diagnostics
Formatting a Hard Disk Drive
Maintenance Analysis Procedures (MAPs)
Symptom-to-FRU lndex
SECTION 3. Removai/Replacement Procedures
Using the Procedures
Service Position
Removals and Replacements
1005 Left Cover
1 006 Right Cover
1 007 Rear Cover
1008 Front Cover
1015 Memory Card
1020 Adapters
1025 lmage Adapter/A Modules
1035 Front Bezel . .
1 055 Power Supply
1 056 Optional Power Supply
1 057 Power Distribution Contro l Box
1058 Fan
1059 Fan (Optional)
1 060 Diskette Drive
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Service Bay System
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