RadioShack Pro 93 Handheld Scanner Owners Manual

41Operation
The scanner scans through all channels (except those
you have locked out) in the active banks (see Turning
Channel-Storage Banks Off and On and “Locking Out
Channels or Frequencies” on Page 42).
Note:
 To change the scanning direction, press  
8
88 8or 9
99 9.
Turning Channel-Storage Banks Off and 
On
To turn off banks while scanning, press the banks num-
ber key so the banks number disappears. For example,
to turn off bank 1, press 
1. The scanner does not scan
any of the channels within the...

42
Special Features
5. Press FUNC.
6. Press 
CL. The frequency number changes and
òôòòòòý
òôòòòòýòôòòòòý òôòòòòýappears.
ˆSpecial Features
USING THE DELAY FUNCTION
Note:
 Delay is automatically set as the default for each
channel when you turn on the scanner.
Many conversations might have a pause of several sec-
onds between a query and a reply. To avoid missing a
reply, you can program a 2-second delay into any of
your scanners channels. Then, when the scanner stops
on the channel, 
 
     appears and...

43Special Features
Reviewing the Lock-Out Channels
To review all locked out channels, press MANUAL, then
repeatedly alternate between pressing 
FUNC then L/OUT
to view each locked-out channel. When you finish re-
viewing locked-out channels, press 
MANUAL.
Locking Out Frequencies
To lock out a frequency during a search, press L/OUT
when the scanner stops on that frequency. The scanner
locks out the frequency, then continues searching.
Notes:
• The scanner does not store locked out frequencies
during a...

44
Special Features
FUNC then L/OUT again to cancel reviewing locked-
out frequencies.
Clearing a Locked-Out Frequency
To clear a locked-out frequency, select that frequency
(see “Reviewing Locked-Out Frequencies”), then press
CL.
If all locked out frequencies are cleared within a bank,
!DGKPôý(F:BFLKýC@JK
!DGKPôý(F:BFLKýC@JK!DGKPôý(F:BFLKýC@JK !DGKPôý(F:BFLKýC@JK appears.
Clearing All Locked-Out Frequencies in a 
Search Bank
1. Press SEARCH.
2. Select the search bank in which you want to clear all...

45Special Features
teresting transmission on a specific channel. When
priority is turned on, the scanner checks that channel ev-
ery 2 seconds, and stays on the channel if there is activ-
ity until the activity stops.
Notes:
• The priority feature does not operate while the scan-
ner receives trunking (voice channel) frequencies.
• If you program a weather channel as the priority
channel, the scanner stays in the priority channel
only when the scanner detects the weather alert
tone.
To program a...

46
Special Features
To turn on the priority feature, press PRI so ,
,, , appears at
the top line while scanning. 
,.%FE
,.%FE,.%FE ,.%FE (or ,.%NO
,.%NO,.%NO ,.%NO if you set the
priority to a weather frequency) appears on the bottom
line. If the scanner detects activity on the priority chan-
nel, 
,
,, ,I@ý á
I@ý áI@ý á I@ý á?8EE

47Special Features
! 
! !  !  — accesses the FM Mode, EDACS Trunking System
(with 4-digit decimal ID code or 5-digit AFS code)
Note:
 MO (MOT) and ED modes are not available when
the scanner tunes up or down through the frequency
ranges in which the trunking operation is not used.
USING THE ATTENUATOR
To reduce interference or noise caused by strong sig-
nals, you can reduce the scanners sensitivity to these
signals. 
There are two attenuator modes in your scanner. One is
normal attenuator mode in which...

48
Special Features
TURNING THE KEY TONE ON AND OFF
Each time you press any of the scanners keys, the
scanner sounds a tone. To turn the scanners key tone
off or on:
1. If the scanner is on, turn 
VOLUME OFF/MAX counter-
clockwise until it clicks to turn the scanner off.
2. Turn 
VOLUME OFF/MAX clockwise to turn the scan-
ner on. 
3

49Special Features
that operate are FUNC, / , SQUELCH, and VOL-
UME
.
Note:
 You cannot activate the key lock while you are en-
tering a frequency into a channel.
To turn on the key lock, press 
FUNC then  / . 

50
Trunking Operation
The scanner sends the data. To exit the clone mode, re-
move the cable.
ˆTrunking Operation
The scanner tracks transmissions that use the Motorola
Type I and Type II (such as Smartnet and Privacy Plus)
and hybrid analog trunking systems, plus GE/Ericsson
(EDACS) type systems extensively used in many com-
munication systems.
Trunking systems allocate a few frequencies to many dif-
ferent users. When the mobile unit transmits a signal,
one frequency is chosen from among the allocated...