AudioCodes UC405HDEG

AudioCodes 405HD IP Phone User Manual

Model: UC405HDEG

Introduction

This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your AudioCodes 405HD IP Phone. Please read this manual carefully before using the device to ensure proper functionality and to avoid potential issues.

The AudioCodes 405HD is a cost-effective IP phone designed for Voice over IP (VoIP) communication, offering essential features for business and office environments.

Package Contents

Before proceeding with the setup, verify that all components are present in the package. The standard package for the AudioCodes 405HD IP Phone typically includes:

Note: A power adapter is typically not included with this model. The phone is designed to be powered via Power over Ethernet (PoE) or a compatible external power supply (sold separately).

Setup

1. Physical Connections

Follow these steps to connect your AudioCodes 405HD IP Phone:

  1. Attach the Desk Stand: Align the tabs on the desk stand with the slots on the back of the phone base unit and slide it into place until it clicks securely.
  2. Connect the Handset: Plug one end of the coiled handset cord into the handset and the other end into the port labeled with a handset icon on the side of the phone base unit.
  3. Connect to Network (PoE): If using Power over Ethernet, connect one end of the Ethernet cable to the LAN port on the back of the phone and the other end to a PoE-enabled network switch or router. The phone will power on automatically.
  4. Connect to Network (Non-PoE with Power Adapter): If not using PoE, connect one end of the Ethernet cable to the LAN port on the back of the phone and the other end to your network switch or router. Then, connect a compatible external power adapter (not included) to the power port on the back of the phone and plug it into a power outlet.
  5. Connect to PC (Optional): If you wish to connect a computer through the phone, connect an Ethernet cable from your PC to the PC port on the back of the phone.

2. Initial Boot-up

Once connected to power and network, the phone will begin its boot-up sequence. This process may take a few minutes as the phone obtains an IP address and registers with your VoIP service provider. The display will show progress messages. Upon successful boot-up, the display will show the current date, time, and line status.

AudioCodes 405HD IP Phone with handset resting on the base, showing the keypad and display.

This image displays the AudioCodes 405HD IP Phone, a black corded VoIP phone. The handset is cradled on the left side of the base unit. The base features a numeric keypad, function buttons for redial, hold, contacts, speakerphone, and headset, and a central navigation cluster with an 'OK' button. A small blue-backlit LCD screen shows 'Thursday 18 Sep 00:06'. The phone is designed to stand upright with a built-in kickstand.

Operating Instructions

Basic Call Functions

Keypad and Navigation

Maintenance

Proper maintenance ensures the longevity and optimal performance of your AudioCodes 405HD IP Phone.

Troubleshooting

This section addresses common issues you might encounter with your AudioCodes 405HD IP Phone.

ProblemPossible CauseSolution
Phone does not power on.No power from PoE switch or power adapter. Defective power adapter or phone unit.
  • Ensure the Ethernet cable is securely connected to a PoE-enabled port.
  • If using a power adapter, verify it is correctly plugged into the phone and a working power outlet.
  • Test the power outlet with another device.
  • If possible, try a different PoE port or a known-good compatible power adapter.
  • If the issue persists, the unit may be defective; contact your service provider or reseller.
No dial tone.Phone not registered with VoIP service. Network connectivity issue.
  • Check the phone's display for registration status (e.g., "Registered" or "Not Registered").
  • Verify network cable connection.
  • Restart the phone by disconnecting and reconnecting power.
  • Contact your VoIP service provider to confirm account status and registration details.
Cannot make or receive calls.No dial tone (see above). Incorrect dialing procedure. Service provider issue.
  • Ensure you have a dial tone.
  • Verify the number you are dialing is correct.
  • Check with your VoIP service provider for any service outages or account restrictions.
Display is blank or unreadable.No power. Display settings.
  • Ensure the phone is powered on (see "Phone does not power on").
  • Adjust display contrast/brightness settings via the phone's menu, if available.
  • If the display remains blank after confirming power, the unit may require service.

Specifications

FeatureDetail
BrandAudioCodes
Model NumberUC405HDEG
Item Weight2.08 pounds
ColorBlack
Telephone TypeCorded
Power SourceCorded Electric (requires external adapter or PoE)
Dialer TypeSingle Keypad
Answering System TypeDigital
Compatible DevicesVoIP services, multi-line systems
Conference Call CapabilityBasic
Multiline OperationMulti-Line Operation

Warranty and Support

Information regarding product warranty and technical support for the AudioCodes 405HD IP Phone is typically provided by the original reseller or your VoIP service provider. Please refer to your purchase documentation or contact your vendor for specific details on warranty coverage and support options.

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