Memorex MK1995 - Manual (Page 22)

19
Operation
CTCSS Sub-Channel Scan
This feature will scan all CTCSS sub-channels. It will pause to hear
any active transmissions for 5 seconds, and will resume scanning in
order.
To activate the CTCSS scan mode,
1. Press the MODE button once to select the CTCSS function.
The sub-channel digits will blink in the LCD screen.
2. Press the SCAN button. The radio will start scanning for all
sub-channels (01~38).
3. To disable the Sub-Channel scan, press the SCAN button
again. The radio will return to normal operation, and the last
sub-channel will be memorized.
Key Lock
This feature prevents accidental channel change to the preferred
settings of the unit. The Key Lock function will temporarily disable
the Channel Up/Down, Scan, and Mode button.
To activate Key Lock :
1. Press and hold the SCAN button for 2 seconds. The key Lock
icon ( ) will appear on the LCD screen and the Key Lock
function will be activated.