
TDC Ultra User’s Manual
15-2
TROUBLESHOOTING
The following are some common questions/problems that can be encoun-
tered when using the TDC Ultra. The possible answers that are stated with
them are not necessarily the only answer, but should be checked first before
contacting us. If you cannot find the answer to your problem/question, do
not hesitate to contact us. Contact information is listed on the first page of
this manual.
The TDC Ultra will not turn on.
Check that the unit has enough power to operate. Replace the AA batteries
with fresh ones, or plug in the external power supply.
The TDC Ultra will not download.
Perform the following checks:
• Check your cable connection between the unit and the computer.
• Check that the baud rate selected in the unit matches that in the soft-
ware.
• Make sure there is enough power for the download. Either plug in the
external power supply or try a new set of batteries.
• Make sure the USB drivers for the Ultra are properly installed on the
computer. Refer to the Appendix for more information on this.
Refer to Chapter 13, Retrieving Data From the TDC Ultra, for other items
to check.
Data is not being recorded properly on Bank 1 or Bank 2.
When recording a count on one of the bank keys, you must hold down the
Bank key while pressing one of the 1 through 16 keys.
The TDC Ultra beeps (or does not beep) every time I press a key.
Can this be changed?
Yes. The beeper can be turned on or off by using the Utilities menu. Refer
to chapter 2 for more detailed information.
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