Specification Information In Device Manager - HP ProBook 440 G2 Maintenance And Service Manual

Disc thickness
Track pitch
Access time
Random
Full Stroke
Audio output level
Cache buffer
Data transfer rate
CD-R (24X)
CD-RW (10X)
CD-ROM (24X)
DVD (8X)
Multiword DMA mode 2
Startup time
Stop time

Specification information in Device Manager

Device Manager allows you to view and control the hardware attached to the computer, as well as provides
hardware specification information.
You can also add hardware or modify device configurations using Device Manager.
NOTE: Windows 7 includes the User Account Control feature to improve the security of your computer. You
may be prompted for your permission or password for tasks such as installing software, running utilities, or
changing Windows settings. Refer to Windows Help and Support for more information.
After you open Device Manager, drill-down to a device and double-click it to access its properties.
To access Device Manager in Windows 8:
1. From the Start screen, type control, and then select Control Panel.
2. Select System and Security, and then in the System area, click Device Manager.
A list display all the devices installed in your computer.
To access Device Manager in Windows 7:
1. Select Start > Computer > System properties.
2. In the left pane, click Device Manager.
130 Chapter 13 Specifications
1.2 mm (0.047 in)
0.74 μm
CD
< 100 ms
< 175 ms
Line-out, 0.7 Vrms
512 KB
3600 KB/s (150 KB/s at 1X CD rate)
1500 KB/s (150 KB/s at 1X CD rate)
3,600 KB/sec
3600 KB/s (150 KB/s at 1X CD rate)
16.6 MB/s
< 10 seconds
< 3 seconds
DVD
< 125 ms
< 225 ms