20 System IntroductionsKeyboard
Item Specification
Keyboard controller Mitsubishi M38867 VJG TQFP
Keyboard vendor & model name API
Total number of keypads 84-/85-/88-key
Windows 95 keys Yes
Internal & external keyboard work
simultaneously Yes
Diskette Drive
Item Specification
Vendor & model name Mitsumi D353F3
Floppy Disk Specification s
Media recognition 2DD (720KB) 2HD (1.2MB,
3-mode) 2HD (1.44MB)
Sectors / track 9 15 18
Tracks 80 80 80
Data transfer rate (Kbit/
s) 250 500 500
Rotational speed
(RPM) 300 360 300
Read/write heads 2
Encoding method MFM / FM
Power Requirement
Input Voltage (V) +5V ±10%
Hard Disk Drive
Item Specification
Vendor & Model Name IBM DKLA-24320 IBM DADA-26480
Drive Format
Capacity (MB) 4320 6480
Bytes per sector 512 512
Logical heads 15 15
Logical sectors 63 63
Drive Format
Logical cylinders 8944 13424