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Appendix
A Specifications
You can use System Profiler to find out detailed information
about your PowerBook, such as the amount of built-in
memory, hard disk size, devices connected, and the product
serial number.
To access the information in System Profiler, choose Apple () > About This Mac
from the menu bar and then click More Info, or open System Profiler, located in
Applications/Utilities.
Operating Environment
 Operating temperature: 50° F to 95° F (10° C to 35° C)
 Altitude: 3048 m (10,000 ft.) maximum
 Relative humidity: 0% to 90% noncondensing
Click the triangles in the
window to show and
hide information in the
different categories.