Major Operating Controls And Their Functions - Panasonic WX-CT420 Mode D'emploi

Major operating controls and their functions

Switch compartment
Do not open the cover of this compartment. It should be
opened only by qualified service personnel or system
installers.
Battery (optional accessory)
Insert a battery for use with this Belt Pack. (Refer to p. 10
"Battery loading & replacement".)
Battery lock [EJECT]
When removing the battery, slide out the lock.
When loading a battery, insert the battery until the lock
clicks.
Please note the direction that inserts the battery.
Microphone input jack
This jack is used for connection with the Panasonic
WX-CH427 Headset.
Earphone output jack
This jack is used for connection with the Panasonic
WX-CH427 Headset.
8
Power button [POWER]
Pressing the button will turn the Belt Pack on.
Pressing the button again for 2 seconds or more will turn
the Belt Pack off.
Volume control buttons [VOL + – ]
Use this button to adjust the volume of the headset's
earphone.
Press the [+] button to increase the sound level. Each
time the button is pressed, a beep notifies the user that
the volume is being increased. If you try to increase the
volume over the upper limit, two beeps notify the user of
a prohibited action.
Press the [–] button to reduce the sound level. Each time
the button is pressed, a beep notifies the user that the
volume is being reduced. If you try to reduce the volume
below the lower limit, two beeps notify the user of a
prohibited action.
When the product's power is turned off and then turned
back on, the volume will return to the default setting
(center value).