User's Manual
200018 User’s Guide Draft
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etting with best reception.
Strong signal overload from nearby transmitter. Check performance with and without attenuator
activated, use setting with best reception.
Loose or defective antenna. Inspect antenna and connectors and correct any problems found.
Incorrect modulation mode selected. Ensure that proper modulation mode is selected for the type of
system being monitored. If necessary, use the PRO-18 PC Application to change modulation mode.
“Scanning not available” shown in display
The batteries are low and all functions that write data to the MicroSD Card (including scanning) are
disabled to prevent data corruption. Recharge or replace the batteries.
The scanner is on but does not scan
The squelch may not be adjusted correctly. Turn the squelch control counterclockwise.
The scanner does not recognize the MicroSD Card
The MicroSD Card is not properly formatted. Use the PRO-18 PC Application to reformat the card. If
using Windows to format the card, the card format must be FAT or FAT32 with 32kB clusters.
The MicroSD Card may not be inserted fully. Press the MicroSD Card into the slot until a click is heard
and the card is fully inserted in the slot.
The MicroSD Card may be defective. Replace with a new MicroSD Card.
“Init SD Card” appears when the scanner is turned on
The MicroSD Card is not properly formatted. Use the PRO-18 PC Application to reformat the card.
The MicroSD Card may not be inserted fully. Press the MicroSD Card into the slot until a click is heard
and the card is fully inserted in the slot.
MicroSD Card error messages
The PRO-18’s MicroSD Card must be formatted correctly for proper operation. If the MicroSD Card is
corrupted, defective, improperly formatted or missing, or if essential files or directories are not present
on the card, the PRO-18 display an error message. If you experience an error message while using
your PRO-18 in the field, take a moment to ensure that the MicroSD card is fully inserted in the slot. If
this does not correct the problem, refer to the following table for the meanings of the various error
codes and steps you can take to correct the problem:
Code Meaning Corrective Action
01-00
General heap error
Contact RadioShack Support and provide error code information
01-01
Unable to allocate from heap
Contact RadioShack Support and provide error code information
02-00
Unknown object type in data
Use PC Application to delete any corrupted objects or create a
new configuration
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