Radio Shack 20-423 Scanner User Manual


 
9
Understanding Your Scanner
WX
— scans through the seven
preprogrammed weather channels.
SCAN
— scans through the programmed
channels.
MANUAL
— stops scanning and lets you
directly enter a channel number.
L/O RVW, L/O
(Lock Out Review/Lock Out) —
lets you review locked-out frequencies, or
lets you lock out selected channels/
frequencies so they will not be scanned or
searched.
8
88
8#
and
9
99
9
— enters the direction the
scanner will search or scan.
MON/CL
(Monitor/Clear) — accesses the 20
monitor memories or clears an incorrect
entry.
PGM
(Program) — programs frequencies into
channels.
Number Keys
— each key has a single-digit
label and a range of numbers. Use the digits
on the keys to enter the numbers for a
channel or a frequency. Use the range of
numbers above the key (21–40, for example)
to select the channel in a channel-storage
bank.
DELAY/.
—- programs a 2-second delay for
the selected channel, or enters a decimal
point (necessary when programming
frequencies).
ENTER
—- enters frequencies into channels.
A LOOK AT THE DISPLAY
The display shows the scanner’s current operating mode.
FD/PD
— appears when you search the fire/
police service bank.
BANK
— appears with numbers (1–10).
Bank numbers with a bar under them show
which ones are turned on for scanning.
AIR
— appears when you search the air
service bank.
HAM
— appears when you search the ham
radio service bank.
MARINE
— appears when you search the
marine service bank.
8
88
8
or
9
99
9
— indicates the search or scan
direction.
M
— flashes with a number (1–20) to show
which monitor memory you are listening to.
CH
—- the digits that precede this indicator
(1–200 and P) show which channel the
scanner is tuned to.
L/O
— appears when you manually select a
channel you locked out while scanning or
when you review a locked out frequency.
WX
— appears when you scan the weather
channels.