| MDC 9000/MDW 9000 |
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| (Handset) |
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| Earpiece Volume |
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Line/Pool/Programmable | Control Switch |
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Buttons (4) | (MDC 9000) |
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Intercom Buttons (2) | or Volume Control |
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(MDW 9000) |
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Message Light | Line/Pool/ | ||
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| Handset | Programmable | |
| Display | Buttons (4) | |
| Intercom | MDC 9000: | |
| Buttons (2) | ||
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| MDW 9000: |
MDC 9000 (Base) | MDW 9000 (Base) |
Message Indicator. 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. On the MDW 9000, MSG appears in the handset display.
Volume Control Buttons (all models except MDC 9000 and MDW 9000). Press 
to decrease or 
to increase the volume as follows:
■To adjust ringer volume, press while the phone is idle and the handset is in the cradle.
■To adjust speaker volume, press while listening to a call through the speaker.
■To adjust handset volume, press while listening through the handset.
■To adjust background music volume, press while listening to music through the phone’s speaker.
To adjust the display contrast on the | to decrease the brightness or | ||
to increase the brightness, while the phone is idle and the handset is in the cradle. |
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Earpiece Volume Control Switch (MDC 9000 Handset). To adjust handset volume, slide the switch up (high) or down (low).
Volume Control (MDW 9000 Handset). Press + to increase or – to decrease the volume of the earpiece or ringer. Ringer Volume Control (MDC 9000 Base). To adjust the volume, press ▼ or ▲ while the phone is idle.
Status Button (MDC 9000 Handset). Press to quickly update the display on the handset.
On/Off Button
Talk Indicator (MDC 9000 Base). Lights when the handset is lifted and turned on.
Charge lndicator (MDC 9000 and MDW 9000 Base). Lights when the handset is placed on the base and the handset batteries are charging. Spare Charge Indicator (MDW 9000 Base). Lights when the spare battery is charging.
Learning About Telephones
