This is the top of the page.
Jump to main content.

Please note that JavaScript and style sheet are used in this website,
Due to unadaptability of the style sheet with the browser used in your computer, pages may not look as original.
Even in such a case, however, the contents can be used safely.

Orchestrating a brigher world


D3126H Hard Drive

Capacity Formatted 20.15 MB Unformatted: 25.62 MB
Configuration Information
Switches Drive Address Switch: DS-1 "on," all others "off" = addr 1
DS-2 "on," all others "off" = addr 2
DS-3 "on," all others "off" = addr 3
DS-4 "on," all others "off" = addr 4
Terminator Resistor Switch: Contacts "2" through "8" of far-end drive must be "on," and any other drives must be "off." Contact "1" is for radial connection and is enabled when "on."
Disk Configuration
Disk Size 3.5"
Disks 2
Data Heads 4
Data Surfaces 4
Tracks/Surface 615
Sectors/Track 17
Record Method MFM
Rotational Rate 3,564 RPM
Performance Specifications
Seek Times Average = 85 ms Track to track = 18 ms Maximum = 215 ms
Interface ST412/506
Data Transfer 625 KB/s
Voltage Required +5V/+12V