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| Contents |
Contents |
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1 | Introduction | 1 | |
The IBM System Storage DCS9550 1S1 Storage Expansion Unit 1 |
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| 1.1.1 | Enclosure Chassis | 2 |
| 1.2.1 | Power Supply/Cooling Module | 3 |
| 1.2.2 | Operators Panel | 4 |
| 1.2.3 | SCM Input/Output Module | 5 |
| 1.2.4 | Drive Carrier Module | 8 |
| 1.2.5 | Dummy Carrier Modules | 9 |
| 1.2.6 | Blank Modules | 9 |
| 1.4.1 | Dimensions | 10 |
| 1.4.2 | Weight | 10 |
| 1.4.3 | AC Power (450W PSU) | 10 |
| 1.4.4 | PSU Safety and EMC Compliance | 10 |
| 1.4.5 | Power Cord | 10 |
| 1.4.6 | Environment | 11 |
| 1.4.7 | Interfaces | 12 |
| 1.4.8 | SCM I/O Module Specification | 12 |
| 1.4.9 | Drive Carrier Module Specification | 12 |
| 1.4.10 | Software Enclosure Services (SES) Support | 13 |
2 | Installation | 15 | |
| 2.1.1 | Enclosure Bay Numbering Convention | 16 |
| 2.2.1 | 17 | |
| 2.2.2 | Rack Mounting Rail Kit | 17 |
| 2.2.3 | Chassis Installation | 17 |
| 2.3.1 | Parts Check List | 18 |
| 2.3.2 | Power Supply/Cooling Module Procedure | 18 |
| 2.4.1 | Internal Loop Structures | 20 |
| 2.7.1 | Procedure | 23 |
| 2.9.1 | Planning and Configuring Your Installation | 26 |
| 2.10.1 | Parts Check List | 27 |
| 2.10.2 | Procedure | 27 |
| 2.10.3 | Dummy Carrier Modules | 29 |
| 2.10.4 | Engaging the | 29 |
| 2.11.1 | Parts Check List | 30 |
| 2.11.2 | Procedure | 30 |
3 | Operation | 33 | |
| 3.1.1 | Power Supply/Cooling Module LEDs | 34 |
| 3.3.1 | Disk Drives LEDs | 36 |
4 Troubleshooting and Problem Solving | 37 | ||
| 4.2.1 | Faulty Cords | 37 |
| 4.2.2 | Alarm Sounds On Power Up | 38 |
| 4.2.3 | Green “Signal Good” LED on SCM Not Lit | 38 |
| 4.2.4 | Computer Doesn’t Recognize the DCS9550 1S1 Storage Expansion Unit | 38 |
| 4.3.1 | Power Supply/Cooling Module | 38 |
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