NEC POWERMATE PRO2180 - SERVICE 1996, Руководство по обслуживанию

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D-2 Quad-Speed CD-ROM Reader Specifications and Jumper Settings
Table Appendix D -1 Specifications for Eight-Speed CD-ROM Reader
Feature Specification
General Specifications
Interface IDE
Capacity 656 MB, Mode 1
748 MB, Mode 2
Disc Loading Motorized Front Loading (power tray
with holder)
MTBF (power-on hours) 70, 000 hours (10% duty cycle)
MTTR 30 minutes
Weight 1.98 lb. (0.9 kg)
Relative Humidity
(operational)
30% to 70% (no condensation)
Operating Temperature 5°C to 45°C
CD-ROM Reader Connectors and Jumper Settings
The back of the CD-ROM reader provides the following connectors and jumpers:
n
Analog audio line output connector — 4-pin male connector that connects the
reader to the system’s sound system via an audio cable.
n
Digital audio line output connector — 2-pin male connector
n
Configuration jumpers — enables or disables the cable select feature, slave device
configuration, or master device configuration. The CD-ROM reader is set as the
master device on the secondary PCI/IDE channel.
n
IDE connector — connects the reader to the secondary PCI/IDE connector on the
system board via an I/O cable (see Appendix A for system board connector
locations).
n
Power connector — connects the reader to the power supply via a power supply
cable.
NOTE:
The front of the CD-ROM drive
contains a headphone output connector (3.5 mm
mini-jack)