is the volume decrease; there are 5-step volume levels; when
tuned to the maximum or minimum sound level would have a
warning beep.
3.2 pickup and hang-up
Base unit
：
on-hook status, press line or speaker key to pick up with speaker; again
，
after the
talking, press line or speaker key again to hung-up.
Handset
：
Press
“
ON/OFF
”
key in the handset faceplate to pickup or hung-up.
3.3 hold
Base unit
：
under off-hook status, press hold key, the phone enter into holding status, at the
same time the line light quickly flashing, press hold or speaker key to resume the
talking .
Handset
：
under off-hook status, press hold key, the phone enter into holding status, at the
same time the on/off light flashing, press hold key again to resume the talking ;
when the handset is holding, place handset into plane, then take up the handset,
the phone auto retrieve holding, resume talking.
3.4 Mute
After talking, press
“
Mute
”
key, the terminal sending is closed, at the same time Mute light is
lighten; press
“
Mute
”
key again, resume talking.
3.5 Redial
After picking up, press
“
Redial
”
key, the phone will dial out the last number, the maximum
dial is 24 bits; after half an hour, the redial number would automatically remove. If this dial is the
first or not dial for a long time, after press
“
redial
”
key, the phone will give a warning prompt.
3.6 Message
The phone message switch is set to type status, the base outside power voltage is more than
60v, the message light will be lighten; the base outside power voltage is more than 15v, the
message light will be flashing once when the outside voltage reversal once.
3.7 Page
3.7.1 Call the handset
Under on-hook status, press
”
page
”
key to call the handset, and then the line light flash
slowly; if some handsets is online, they will ringer, at the same time the handset
’
s message and
on/off indicator light flash. Press
”
page
”
key again or any key in the handset or place the handset
into the plane, the base unit will auto exit from the calling handset mode.
