DRAKE 4000 series II Guide de l'utilisateur Page 57

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4000 Digital Series II Issue 1.4 Panel User Guide
STA0380 Page 27
3.6.9 Main Volume Control
Turn the Main Volume Control clockwise to increase the intercom volume, anti-clockwise to decrease
the volume.
3.6.10 Auxiliary Volume Control
Turn the Auxiliary Volume Control clockwise to increase the auxiliary channel volume, or anti-clockwise
to decrease the volume. The auxiliary channel is not always used.
3.6.11 Loudspeaker
Audio is output from the loudspeaker unless the Headset Select is engaged.
3.6.12 Shift Pushbutton
The Shift pushbutton toggles between the Main Page and the additional DAK assignments of the Shift
Page. The red LED will flash when a call is detected for an assignment on the page not currently
displayed. When that page is accessed, the LED will illuminate.
NOTE: This will only operate if Extension Panels 1 and 2 have not been configured.
3.6.13 Info Pushbutton
Press and hold the pushbutton to display panel configuration information, identifying the following data:
CURRENT MAP NAME
1. Map Name.
PANEL POSITION
2. Directory Port Number.
3. Four Character Mnemonic (short name).
4. Description (long name).
NETWORK INFORMATION
A panel fitted with a PDE4537 options card can have an external line level auxiliary
input.
A panel fitted with the PDE4537 options card can be connected to a powered exter-
nal loudspeaker.
Contact Vitec Group Communications for suitable External Loudspeaker options
Your panel loudspeaker reduces volume automatically when a talk key is pressed.
This is to help reduce the chance of howlround (audio feedback) occurring.
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