8-32 SCSI and I/O
HP C3145A SCSI Disk Drive
Figure 8-9 shows the HP C3145A Half Height 2 Gbyte F/W SCSI Disk Drive.
Figure 8-9. HP C3145A SCSI Disk Drive
Specifications
• Integrated F/W SCSI-2 Differential Controller
• 16 bit parallel data transfers
• Asynchronous data transfer rate 5 Mbytes/sec.
• Synchronous data transfer rate 20 Mbytes/sec.
• Downloadable Firmware
• Programmable sector sizes (Default 512 bytes/sector)
• Uses both ECC and CRC for error detection and correction
• Sealed Head/Disk Assembly
• Dedicated head landing zone
• Automatic shipping lock engaged at power off
• Self -Test performed at power on
• Synchronous spindle capability
• 256 Kbyte dual port data buffer
• Formatted data capacity = 2132.62 Mbytes
• 44 spare cylinders per drive
• 2 cylinders reserved for logs and maintenance information
• 6400 RPM Spindle Speed
• Average latency = 4.69 ms.
• 500,000 hour MTBF
• No preventative maintenance or adjustments required
• Inquiry Vendor Identification String = HP
• Inquiry Product Identification String = C2490WD
• Inquiry Product Revision Level string = 3343
NOTE
The Inquiry Product Revision Level String is subject to change due to newer firmware revisions.
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