Akuvox E21A User manual

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E21A E21V
E21 Series Door Phone User Manual

About This Manual
Thank you for choosing Akuvox’s E21A/V door phone. This manual is intended for end users who need to properly configure the
door phone. This manual is applicable to 21.0.3.xx version, and it provides all functions’ configurations of E21A/V. Please visit
Akuvox forum or consult technical support for any new information or latest firmware.
Note: Please refer to universal abbreviation form in the end of manual when meet any abbreviation letter.

Content
1. Product Overview............................................................................................................................................................................................. 37
1.1. Product Description.................................................................................................................................................................................. 37
1.2. Connector Introduction............................................................................................................................................................................ 38
1.3. LED Status Information............................................................................................................................................................................39
2. Daily Use............................................................................................................................................................................................................. 39
2.1. Make a Call................................................................................................................................................................................................ 39
2.2. Receive a Call........................................................................................................................................................................................... 40
2.3. Unlock by DTMF Codes.......................................................................................................................................................................... 40

E21A/V
Admin Guide
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1. Product Overview
1.1. Product Description
Akuvox E21A/V Series are outdoor-rated, SIP-compliant and
hands-free Voice over IP (VoIP) Emergency Stations. It helps the
emergency teams to coordinate their rescue missions with high
efficiency.
E21A/V support two types: E21A(Audio) and E21V(Video).They
are often used in public locations such as: parking facilities,
college campuses, medical centers, and industrial parks etc.
E21V
E21A
Figure 1.1 Product Description

E21A/V
Admin Guide
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1.2. Connector Introduction
Ethernet(POE): Ethernet connector can provide network
connection. Ethernet(POE) can provide both network and power
connection.
(If Ethernet(POE) is used,do not plug in another power supply).
12V/GND: External power supply terminal.
Relay (NO/NC): Relay control terminal.(E21A/V supports 2
relays).
Input: Trigger signal input terminal.
Note: The general door phone diagram is only for reference.
Figure 1.2-2 General interface
Figure 1.2-1 Connection introduction

E21A/V
Admin Guide
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1.3. LED Status Information
LED Status Description
Blue Always on Normal status
Flashing Calling
Red Flashing Network is unavailable
Green Always on Talking on a call
Flashing Receiving a call
Pink Flashing Upgrading
2. Daily Use
2.1. Make a Call
Press the call button to call out the predefined SIP number or
IP address .Video call is only for E21V.
During the talk,called party can press predefined DTMF code
number to open the door.

E21A/V
Admin Guide
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2.2. Receive a Call
Auto Answer: E21A/V support auto answer by default. Incoming
calls from door device (IP phone or indoor monitor) will be
answered automatically.
2.3. Unlock by DTMF Codes
Users can press the predefined DTMF code from an answer unit to
remotely unlock the door during the call. Users will also hear “The
door is now opened.”

E21A/V
Admin Guide
Contact us
For more information about the product, please visit us at www.akuvox.com or feel free to contact us by
Sales email: [e-mail]
Technical support email: [email protected]
Telephone: [phone] ext.7694/8162
We highly appreciate your feedback about our products.