Product Documentation
Abstract
Features on modularized components and high-capacity disk drives.
Content
Source: Hardware Maintenance Manual
Modularized Components
- High-capacity disk drives
- Environmental Services Monitor (ESM) board
- Power Supplies
- Cooling Fans
Technology
- Supports disk array technology
- SCSI (LVD or SE) host interface
- Redundant data storage, cooling system, and power system
- Hot-swap technology for drives, power supplies, and fans
- Automatic recovery after power failure without user intervention
User Interface
- Built-in power, Activity, and Fault indicators
- Identification labeling on Customer Replaceable Units, (CRUs), rear indicator lights, switches and connectors
Hard Disk Drives
- Supports up to ten hard disk drives
- Supports 2 channels per Expansion Unit
- Supports 5 drives per channel
ESM Board
- ID numbers
- Switch controlled for drive channel numbers: 1 and 2
- Switch On - Drive SCSI IDs: 0, 1, 2, 3, and 4 for both Channel 1 and Channel 2
- Switch Off (default) - Drive SCSI IDs: 0, 1, 2, 3, and 4 for Channel 1 and Drive SCSI IDs: 8, 9, 10, 11, and 12 for Channel 2
- Technology and Interfaces
- Model: SCSI, LVD, or single-ended
- SCSI bus interface: Two, 68-pin, VHDCI connectors for incoming and outgoing SCSI bus cables
Document Location
Worldwide
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Document Information
Modified date:
24 January 2019
UID
ibm1MCGN-46BM86