NEC Versa Series Keyboard, External Floppy Diskette Drive, Hard Disk Drive, B-4 Specifications

Keyboard

Membrane 86 keys with country-specific QWERTY-key layout

!Function keys — 12 keys

!Cursor Control keys — 8 keys; arrow keys arranged in inverted T layout

!Numeric keypad — embedded

!Fn key — function key for ROM-based key functions

!Stroke — 2.5 mm

!Height — 6 mm

!Pitch — 17.5 mm

External Floppy Diskette Drive

!Size — 3.5-inch

!Capacity — 1.44 MB1 (formatted), 2 MB1 (unformatted)

!Transfer Rate — 250 to 500 K/bps

!Number of tracks — 160

Hard Disk Drive

Specifications vary depending upon model:

!Busmaster IDE, Ultra DMA/33 support

!Capacity — Internal 10- or 20-GB1

!Drive height — 9.75 mm

!Read/write track-to-track seek rate — 3 ms

!Average seek time — 12 ms – 14 ms

!Revolutions per minute — 4200

!Data transfer rate

—16.6 MB/sec (PIO mode4/DMA mode2)

—66.6 MB/sec (ultra DMA mode 4)

1When referring to storage capacity, GB stands for one billion bytes and MB stands for one million bytes. Some utilities may indicate varying storage capabilities. Total user-accessible capacity may vary depending on operating environments.

B-4 Specifications