NEC POWERMATE 5100 - SERVICE, Руководство по обслуживанию

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Specifications 10-15
NEC 32X CD-ROM Drive Specifications
The specifications for the NEC 32X CD-ROM drive are included in the
following table.
NEC 32X CD-ROM Drive Specifications
Feature Specification
32X CD-ROM Drive NEC CDR-1900A/PBM
Data Transfer Rate
Blocks/second
12X - 32X
1X
Mode 1 and Mode 2 Form 1
12X - 32X
1X
Mode 2, Mode 2 Form 2
8X
1X
900 - 2460
75
1800 - 4920 KB/sec
150 KB/sec
1400 KB/sec
175 KB/sec
Supported Modes CD-Audio
CD-ROM (Mode 1 and Mode 2)
CD-XA (Mode 2, form 1 and form 2)
CD-I (FMV)
Video CD
CD Extra
Multisession Photo CD

Single Session Photo CD

Rotation Speed
12X - 32X
1X
~6486 rpm; constant
~539 to 198 rpm; variable
Access Time
Full Stroke
Random Stroke
140 msec (typical, average 400 seeks)
85 msec (typical, average 500 random access)
Spin Up Time 4 sec. (max.)
Spin Down Time 4 sec. (max.)
Capacity 656 MB (Mode 1)
748 MB (Mode 2)
User Data/Block 2048 Bytes, Mode 1 and Mode 2 Form 1
2336 Bytes, Mode 2
2328 Bytes, Mode 2 Form 2
Physical Format Standards: Red, Yellow, and Orange (part 2) book.
Weight .91 Kg
Temperature 5°C to 45°C (Operating)
-20°C to +60°C (Non-operating)
Humidity 30% to 70% relative humidity (Operating)
30% to 90% relative humidity (Non-operating)