Lenovo USB 2.0 CD-RW/DVD-ROM Combo II Drive Bedienungsanleitung Seite 43

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Appendix B. Product specifications
This appendix includes the following information:
v Physical specifications
v Power requirements
v Environmental requirements
v Read speeds
v Write speeds
Physical
specifications
The physical specifications
1
of the drive are listed in the following table.
Physical specification
Height 20 mm (0.78in.)
Width 144 mm (5.66 in.)
Length 145 mm (5.70 in.)
Weight 319 g (0.70 lbs.)
Power requirements
The following table lists the power specifications by voltage level for the drive. The
power specifications are measured at the drive power connector and are nominal
values.
Power specifications Voltage Average Maximum
AC/Aux Power 5V dc 750 mA 3.0 A
USB Standard Bus
Power
5V dc 800 mA 1.5 A
Environmental requirements
Specification Operational Nonoperational
Temperature (noncondensing) +5° C to +45° C
(+41° F to +104° F)
-20° C to +60° C
(-4° F to +140° F)
Relative humidity
(noncondensing)
8% to 80% 5% to 95%
1. Product-description data represents Lenovo’s design objectives and is provided for comparative purposes; actual results might
vary based on a variety of factors. This product data does not constitute a warranty. Data is subject to change without notice.
© Lenovo 2006. Portions © IBM Corp. 2004. B-1
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