T e c h n i c a l I n f o m a t i o n

 

 

Drive Specification summary

 

(removable media only)

Floppy disk drive

 

 

Manufacturer

Mitsubishi

MF355F-450MP

Interface

 

34 Pin connector

Power

Connector

4 pin miniature

 

Loading

1.5W during read/write

 

 

100mW during standby

 

 

(400ms start time)

Disk formats

(3 Mode)

DS-DD 720 Kb

 

 

1.2 Mb (NEC, Japan)

 

 

HD 1.44 Mb

Reliability

MTBF

Estimate, 80,000 hours

CD-ROM drive

 

 

Manufacturer

Sony

CDU76E

Interface

IDE

ATA-PI (on main board)

 

Mode 2

Burst mode 8.3Mb/s (max.)

 

 

4Mb/s typical

Speed

Quadruple

600Kb/s Mode 1

 

Access time

220 ms average

 

 

410 ms full stroke

Cache

Built in

256Kb

Power

Connector

Standard 4 pin

 

Loading

26W (max. at tray open/close)

Audio

Internal line

750mV at 47Kohms

 

Headphones

550mV at 32ohms

Disks

Size

12 cm, or 8 cm

 

Types

CD-ROM mode 1, or 2, data

 

 

CD audio disks

 

 

Audio-combined CD-ROM

 

 

Multisession Photo-CD

Laser

Type

GaA1As semiconductor

 

Wavelength

780 nm

 

Power

0.6 mW

Reliability

MTBF

Estimate, 100,000 hours

Warning

The laser beam inside the CD-ROM drive is harmful to the eyes if looked at directly. Do not attempt to remove the drive cover or otherwise disassemble the CD-ROM drive. If a fault occurs, call an authorised maintainer.

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