Kenwood TK-190 Instruction Manual page 17

• Lamp: Press to turn the display backlight ON. The
backlight will remain ON for  seconds. Pressing any
key other than Lamp will reset the lamp timer, causing it
to remain ON for  seconds from the time you pressed
the new key. Pressing the Lamp key while the lamp is
ON will turn the lamp OFF.
• Low Power: Press to change the output power of the
current channel from high to low. Pressing this key again
will return the channel to high power. It is recommended
to use low power whenever possible (if you are in range
of the other transceiver) to conserve your battery power.
When using low power, "LO" appears on the display.
Note: You cannot change a channel from low power to high
power if your dealer has set the channel for use with low power.
• Monitor: Press to turn the signalling squelch
{page 0} of the current channel OFF (if signalling has
been set up on the channel). Depending on the squelch
level {page 6}, you will be able to hear a signal or
background noise if there is no signal. Press again to
reactivate signalling squelch. While monitor is active,
"MON" appears on the display.
• Monitor Momentary: Press and hold to turn the
signalling squelch {page 0} of the current channel OFF (if
signalling has been set up on the channel). Depending
on the squelch level {page 6}, you will be able to hear a
signal or background noise if there is no signal. Release
to reactivate signalling squelch. While monitor is active,
"MON" appears on the display.
• No Function: No function has been programmed onto
the key.
• Operator Selectable Tone: Press to enter OST Code
Select mode. See "QUIET TALK (QT) AND DIGITAL
QUIET TALK (DQT)" on page .