1.4.7.2 - Norsk Data - Magnetic and optical disc drives

Description

• Seagate ST4702N, 94181-702
• Capacity 630 MB formatted, 702 MB unformatted
• Main PCB size 133 x 199 mm
• Motor PCB size 141 x 57 mm
• Release date xx. xxx. xxxx

Chipset

• 27C256 - EPROM x 2 pieces
  • 1255 (CS:1E37)
  • 0955 (CS:63BC) or
    2251 (CS:63BC)
• 80C188 - Microprocessor
• EMULEX 2400010 - SCSI driver
• SC80C31 - Microcontroller

LEDs

• Access (red)

Straps

• Strap block J1, rear view:

Switches

• None

Connectors

• SCSI bus
• Terminator resistors
• Power