FIRMWARE VERSION 1.0.4.23 GXP1400/GXP1405 USER MANUAL Page 19 of 60
• Press the Menu button and select "Preference" using navigation keys;
• Press Menu button again to get into Preference options;
• Select "Do Not Disturb" and press Menu button;
• Use arrow keys to select and press Menu button to enable or disable "Do Not Disturb" feature.
When Do Not Disturb feature is turned on, the DND icon will appear on the right side of the LCD. The
incoming call will not be accepted or directly go into voicemail.
DURING A PHONE CALL
CALL WAITING/CALL HOLD
• Hold. Place a call on hold by pressing the HOLD button. The active LINE key will blink in green;
• Resume. Resume call by pressing the blinking LINE key;
• Multiple calls. Automatically place active call on hold or switch between two calls by pressing the
LINE key. Call waiting tone (stutter tone) will be audible on incoming call during the active call.
MUTE
During an active call, press the MUTE button to mute/unmute the microphone. The LCD will show "LINEx:
TALKING" or "LINEx: MUTE" to indicate the mute status, with Mute icon displayed on the right side of the
screen.
CALL TRANSFER
GXP1400/GXP1405 supports Blind Transfer, Attended Transfer and Auto-Attended Transfer.
• Blind Transfer.
During the first active call, press TRAN key and dial the number to transfer to;
Press SEND key or # to complete transfer of active call.
• Attended Transfer.
During the first active call, press LINE key. The first call will be put on hold;
Enter the number for the second call in the new line and establish the call;
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