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Unformatted text preview: talling the driver with
the Update Driver button. To get to the Update Driver button, right-click the desired
device in the Device Manager and select Properties. In the Properties dialog box, select
the Driver tab. On the Driver tab, click the Update Driver button to open the updating
wizard (Figure 8-38). ch08.indd 322 12/14/09 2:49:40 PM All-In-One / CompTIA Network+ All-in-One Exam Guide / Meyers & Jernigan / 170133-8 / Chapter 8
All-In-One Chapter 8: Expansion Bus 323 Figure 8-38 Updating the driver A red “X” error strikes fear into most technicians. If you get one, first check that the
device isn’t disabled. Right-click on the device and select Enable. If that doesn’t work
(it often does not), try rolling back the driver (if you updated the driver) or uninstalling (if it’s a new install). Shut the system down and make triple-sure you have the card
physically installed. Then redo the entire driver installation procedure, making sure you
have the most current driver for that device. If none of these procedures works, return
the cardit’s almost certainly bad.
As you look at the errors in the Device Manager, you’ll notice error codes for the
device that does not work properly. Windows has about 20 error codes, but the fixes
still boil down to the same methods just shown. If you really want to frustrate yourself, try the Troubleshooter. It starts most fixes the same way: by reinstalling the device driver. ch08.indd 323 12/14/09 2:49:40 PM All-In-One / CompTIA Network+ All-in-One Exam Guide / Meyers & Jernigan / 170133-8 / Chapter 8 CompTIA A+Certification All-in-One Exam Guide 324 Chapter Review Questions
1. Which of the following statements about the expansion bus is true?
A. The expansion bus runs at the speed of the system clock.
B. The expansion bus crystal sets the speed for the expansion bus.
C. The CPU communicates with RAM via the expansion bus.
D. The frontside bus is another name for the expansion bus.
2. Which of the following statements best des...
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