Operating instructions, Basic operation – Polycom SpectraLink PTC400 User Manual
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SpectraLink Corporation
Link Wireless Telephones and Accessories User Guide
Part Number: 72-0075-09-C.doc
Page 7
Operating Instructions
Basic Operation
Turn the wireless telephone on Press the PWR key for about one second. You will hear a double
chirp. Your extension will display. The NO SVC message will display 
briefly. When it goes out, you are ready to make and receive calls. 
Turn the wireless telephone off Press the PWR key for about one second. You will hear a single
chirp. 
If you accidentally turn your wireless telephone off during a 
conversation, you can restore your conversation by pressing the 
PWR key and then the START key, provided the person you are 
talking to has not hung up. 
Place a call Press the START key, wait for dial tone, then dial the number. Dial
calls with the wireless telephone exactly as with your desk phone. 
Your telephone system may require you to select a line by pressing 
the LINE key, followed by a line number. 
To hang up when you’ve finished the call, press the END key. 
Do not use the PWR key to end a call, because that will turn your 
wireless telephone off and you will not receive calls until you turn 
the wireless telephone back on. 
Mute microphone To mute the microphone so you can hear but won’t be heard, press
FCN then press 1. MUTED appears on the wireless telephone 
display. Press FCN then 1 again to restore voice pickup. 
Answer a call The wireless telephone will ring or vibrate to alert you. Additionally,
a line indicator on the display may flash, and the display may show 
information about the call, such as caller’s name and extension. 
To answer a call, press the START key and hold the earpiece to your 
ear. 
If you are on a call and hear subdued ringing, a call is coming in on 
a second line. To answer this call, put your first call on hold and 
press the Line key then the line number of the second call. 
Access telephone system
features
To access the features of your telephone system from the wireless 
telephone, press FCN anytime while in a call to display a menu of 
available features. Press the key(s) for the desired feature, or press 
FCN again to display more options. Select EXIT MENUS to exit. 
If your telephone system supports softkeys, pressing FCN provides 
access to softkey functions. You will need to press FCN twice to 
display the feature menu. 
Because softkey and system features vary, your system administrator 
will explain them for your telephone system. 
Change volume The wireless telephone has two volume levels, low and high. Set the
low volume level by pressing FCN until VOLUME displays. Use 
keypad to select a level from 1 (softest) to 8 (loudest). High volume 
is automatically set two levels higher than low volume. Toggle 
between high and low volume by pressing the VOL key while in a 
call. 
Backlight
(PTB450 only)
The backlight comes on when any key is pressed or when there is an 
incoming call and stays on for ten seconds. It turns off after ten 
seconds if another key is not pressed within that period.