Resetting The Scanner; Specifications - Radio Shack PRO-528 Owner's Manual

Channel activity bars are flashing
but no sound is heard.

RESETTING THE SCANNER

If the scanner's display locks up or stops operating properly, you might need to reset the scanner.
Caution: This procedure clears all the information you have stored in the scanner. Before you reset the scanner,
try turning it off and on to see if it begins working properly. Reset the scanner only when you are sure it is
not working properly.
1. Turn off the scanner.
2. While holding down
scanner
clears its memory.
Note: Do not turn off the scanner again until
memory properly.
Follow these steps to restore the 150 preprogrammed frequencies stored in the private bank.
1. Make sure your scanner is turned off.
2. While holding down 3 and
frequencies.

Specifications

Frequency Coverage: ...................
29–54 MHz (in 5 kHz steps)
108–136.9875 MHz (in 12.5 kHz steps)
137–174 MHz (in 5 kHz steps)
216–224.995 MHz (in 5 kHz steps)
400–512 MHz (in 6.25 kHz steps)
806.0000–823.9875 MHz (in 12.5 kHz steps)
849.0125–868.9875 MHz (in 12.5 kHz steps)
894.0125–956.0000 MHz (in 12.5 kHz steps)
1240.0000–1300.0000 MHz (in 12.5 kHz steps)
Number of Banks ................................................................... 10
Sensitivity (AM/FM):
FM ............................................... 20 dB S/N at 3 kHz deviation)
29–54 MHz..................................................... 0.4 µV
137–174 MHz ............................................... 0.5 µV
216–225 MHz ............................................... 0.5 µV
400–512 MHz ............................................... 0.6 µV
806–956 MHz ............................................... 0.7 µV
1240–1300 MHz ........................................... 1.0 µV
AM ............................................ 20 dB S/N at 60% modulation)
108–136.9875 MHz ...................................... 1.5 µV
Spurious Rejection (at 40.84 MHz) .................................. 50 dB
The transmission might be a
private or telephone interconnect
call. The scanner does not
scan these types of transmissions.
The ID shown is not active.
and , turn on the scanner.
2, 9 HOLD
CLEAr
, turn on the scanner. After several seconds, the scanner restores the
E/PGM
Scan for another transmission.
Wait for the ID to become active, or
scan another transmission.
CLEAr
flashes for about 5 seconds as the
stops flashing. Otherwise, the scanner might not clear its