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MLS-6
Line/Programmable
Buttons (4)
Intercom Buttons (2)
MLC-6 (Base)
MLC-6 (Handset)
Handset
Display
Intercom
Buttons (2)
Earpiece Volume
Control Switch
Line/Programmable
Buttons (4)
Spkr (all models except the MLC-6). Press to turn on and off speaker and microphone (if available), so you can dial and have a
conversation without lifting the handset. The light next to this button shows when the speaker is turned on.
Mic
(MLS-34D, MLS-18D, MLS-12D, and MLS-12 only). Press to turn the microphone on and off. The light next to this button shows
when the microphone is turned on. Leave on to use the Hands-Free Answer on Intercom (HFAI) feature.
Message Light.
Lights when someone signals you with the Message Light On feature, or if you have a voice messaging system, when
you have a message in your mailbox.
Volume Control Buttons. (all models except the MLC-6). Press ▼ to decrease or ▲ to increase the volume as follows:
■ To adjust ringer volume, press ▼ or ▲ while the phone is idle and the handset is in the cradle.
■ To adjust speaker volume, press ▼ or ▲ while listening to a call through the speaker.
■ To adjust handset volume, press ▼ or ▲ while listening through the handset.
■ To adjust background music volume, press ▼ or ▲ while listening to music through the phone’s speaker.
To adjust the display contrast on the MLS-18D phone, press [
★
] then
▼
to decrease the brightness or
▲
to increase the brightness,
while the phone is idle and the handset is in the cradle.
On/Off Button (MLC-6 Handset). Turns the handset on and off. (You must turn the handset on to make calls.)
Status Button (MLC-6 Handset). Quickly updates the display on the MLC-6 handset.
Earpiece Volume Control Switch (MLC-6 Handset). To adjust handset volume, slide switch up (high) or down (low).
Talk Indicator (MLC-6 Base). Lights when handset is lifted and turned on.
Charge Indicator (MLC-6 Base). Lights when handset is placed on the base and handset batteries are charging.
Ringer Volume Control (MLC-6 Base). To adjust volume, press ▼ or ▲ while the phone is idle.
Learning About Telephones 3-3