Grandstream Networks GXP21 Series User Manual page 25

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Headset Status.
OFF – Headset is not in use
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ON – Headset is in use
Microphone MUTE Status.
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OFF – No muted
ON – Muted
Bluetooth Status. (GXP2130v2/GX2140/GXP2160/GXP2170/GXP2135)
OFF – Bluetooth icon disappears
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ON – Bluetooth icon appears
Paired – Bluetooth icon turns bright
USB Status. (GX2140/GXP2160/GXP2170)
Image not found or type unknown OFF – No USB connection
ON - USB connected
Incoming Call.
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The current call is an incoming call
Outgoing Call.
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The current call is an outgoing call
Call on Hold.
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OFF – No call on hold
ON – Call on hold
Call Connect.
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OFF – No call
ON – Call connected
Call Conference.
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OFF – No Conference call
ON – Conference call is established
Click Hand
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In call screen, this icon shows on the line available for transfer or conference.
IP Call Status
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The current call is an IP call.
SIP Call
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Enter number for initiate call. The current call is a SIP call.
Call Time
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During an active call, this icon shows the call time.
LCD Brightness Up
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Brightness is increasing
LCD Brightness Down
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Brightness is decreasing
Speaker Volume Up
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Call screen icon. Speaker volume is increasing
Speaker Volume Down
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Call screen icon. Speaker volume is decreasing
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