I - 2
MK22X0 Series MicroKiosk for CE .NET 4.2 Product Reference Guide
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The wireless MK22X0 does not retain its WEP Key encryption after a reboot on page I-4
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The Mobile Companion icon does not appear in the task tray on page I-4
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When downloading files to the MK22X0 from a .zip file using ActiveSync, a message displays indicating
there is not enough free disk space to copy the application on page I-4
When downloading a large file over ethernet, IE issues an insufficient memory message on page I-4
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When upgrading using a PC card, the MK22X0 cannot find files on the PC card on page I-4
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Flash file system is corrupt on page I-5
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Copying large amount of files from PC card to the application folder fails with error "Access is denied" on
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page I-5
Troubleshooting
Table I-1
Problem
MK22X0 does not turn on
MK22X0 appears to lock up upon
bootup
MK22X0 does not respond to polls
from the host computer
Possible Causes
No power to the
MK22X0.
A utility with no user
interface was specified
as the first user
application, or user
application failed to run.
No communication
between the host and
MK22X0.
Possible Solutions
Power through AC outlet
•
Connect the Symbol approved power
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supply to an AC power source and to
the MK22X0 power connector. See
Figure 1-3 on page
1-4.
Power through power-over-Ethernet
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Connect 8-wire Ethernet cable to
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MK22X0 LAN port.
Connect other end of Ethernet cable to
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Bias-T Power-Over-Ethernet (POE).
Connect Bias-T POE power supply to
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an AC outlet.
Perform continuity check on the
•
Ethernet cable.
Either specify no user application, or a
UI-based application as the first user
application. If no user application is
specified, Explorer.exe is used.
Note: this is a substitution of Explorer.exe as
the user application, not protected mode.
Check cables to the MK22X0. Ensure the
MK22X0 address is the address the host is
polling.
Check communication parameters.
Open a command window using
Start > Programs > Command
ipconfig to list the status of all radio and
ethernet interfaces.
and type