User's Manual

Chapter 9 — Troubleshoot and Maintain the Computer
CN50 Mobile Computer for Windows Embedded Handheld 6.5 User Manual 101
c Tap Ping. The graph shows the amount of time it takes for the
host to return the ping. Tap List to see this information in a list
format.
5 Tap the RSSI tab to view the received signal strength of the host
signal.
The information box includes the current signal strength, host
SSID name, MAC address, data rate, and transmit power.
• Tap Mark to place an arrow marker above the graph.
6 Tap the Conf tab to set up a log file that lists RSSI history.
This screen includes the 802.11 radio driver version and available
radio modes.
To create a log file:
a Check the Log to File check box.
b (Optional) Change the sample period and number of samples
displayed.
c Tap Log File. The Save As screen appears.
d (Optional) Change the name of the saved log file, the folder to
which the file will be saved, the content type (log or text), and
the location.
e Tap OK.
Troubleshoot Reading Bar Codes
Use this section to troubleshoot problems that may prevent you from
being able to read a bar code.
Problems Reading Bar Codes
Problem Solution
You cannot see a red beam of light from
the imager when you press the Scan
button and aim the imager at a bar code
label.
• You may be too far away from the bar code label. Try
moving closer to the bar code label and scan it again.
• You may be reading the bar code label “straight on.”
Change the reading angle and try again.
• Move within two feet of a wall to test the effective
scan of the scanner. For help scanning bar codes, see
“About Bar Codes” on page 43.