Mitel Phone 6940 User Manual

The Mitel Phone 6940 is a professional IP desk phone designed for business environments, featuring a high-resolution color display, support for multiple lines, HD voice quality, integrated Gigabit Ethernet switch, Power over Ethernet (PoE) capability, and programmable keys for enhanced productivity. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Advanced Features 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: High-resolution color display, Handset, Programmable keys, Volume controls, Headset jack, Ethernet ports.

FeatureDescription
DisplayHigh-resolution color LCD with adjustable contrast
HandsetFull-duplex speakerphone with HD audio quality
Programmable KeysConfigurable for speed dial, line appearances, or features
Volume ControlsSeparate controls for handset, speaker, and ringer
Headset JackFor hands-free operation with compatible headset
Ethernet PortsTwo 10/100/1000 Mbps ports with integrated switch
Power over Ethernet (PoE)IEEE 802.3af compliant for single cable installation
Message Waiting IndicatorLED for visual voicemail notification
Hold/ResumeSingle-touch call hold and resume
MuteMutes microphone during calls

Installation

Unpack and inspect contents. Place on stable surface.

  1. Connect to network: Use Ethernet cable from network switch to LAN port on phone.
  2. Connect computer: Use second Ethernet cable from PC port to computer.
  3. Connect handset: Plug coiled handset cord into handset jack.
  4. Power the phone: Use PoE from switch or connect AC power adapter.

WARNING! Use only approved power adapter. Ensure cables are securely connected.

First-Time Setup

Power on phone; follow on-screen prompts.

  1. Network configuration: Phone will obtain IP address via DHCP automatically.
  2. Server configuration: Enter IP address of Mitel communications server if required.
  3. User configuration: Enter extension number and password as provided by administrator.
  4. Adjust settings: Use phone menu to set language, time, ring tones, and display options.

CAUTION! Do not unplug during firmware update. Contact administrator for server settings.

Specifications

Controls and Settings

Access menu via MENU button. Navigation: Use arrow keys and OK button.

Basic Controls: Handset lift for answer, SPEAKER for hands-free, HOLD for call hold, MUTE for microphone mute, VOLUME up/down.

Display Settings: Contrast, backlight timeout, screen saver. Audio Settings: Ringer volume and tone, handset volume, speaker volume, headset gain. Network Settings: View IP address, subnet mask, gateway (admin access required). Programmable Keys: Assign functions via web interface or phone menu.

Connecting Devices

Network: LAN port to network switch. Computer: PC port to computer Ethernet. Headset: 3.5 mm jack.

  1. Ensure phone is powered off before connecting devices.
  2. Use standard Ethernet cables (Cat5e or higher recommended).
  3. For headset use, plug in before starting call for proper detection.

Tip: Label cables for easy identification during troubleshooting.

Advanced Features

Supports call forwarding, conferencing, call transfer, and voicemail.

  1. Make call: Lift handset or press SPEAKER, dial number.
  2. Answer call: Lift handset, press SPEAKER, or press line key.
  3. Hold call: Press HOLD; resume by pressing same line key.
  4. Transfer call: Press TRANSFER, dial target, press TRANSFER again.
  5. Conference call: During active call, press CONFERENCE, dial second party, press CONFERENCE again.
  6. Forward calls: Access call forwarding via menu or programmed key.
  7. Voicemail: Press voicemail key or dial voicemail access number.
  8. Speed dial: Program keys for one-touch dialing.

WARNING! Do not use liquid cleaners on phone. Use dry cloth only.

Accessibility Features

Visual Alerts: Flashing LED for incoming calls. Audio Alerts: Adjustable ringer volume and tone. Hearing Aid Compatible: Handset meets HAC standards. Large Font Display: Option for larger text on screen.

Care & Cleaning

Unplug power before cleaning. Use soft, dry cloth; mild detergent if needed. Avoid abrasive cleaners.

CAUTION! Do not spray liquids directly on phone. Keep away from excessive heat and moisture.

Regulatory Information

FCC Part 15: Class A digital device; complies with limits for business use. Industry Canada ICES-003. CE marked for European compliance. Copyright © Mitel Networks Corporation. For support, visit www.mitel.com or contact your system administrator.

Troubleshooting

SymptomPossible CauseCorrective Action
No displayPower/connectionCheck power source; ensure cables are secure; verify PoE switch.
No dial toneNetwork/configurationCheck Ethernet connection; verify IP configuration; contact administrator.
Poor audio qualityNetwork/deviceCheck network bandwidth; replace handset cord; adjust volume settings.
Phone not registeringServer/credentialsVerify server address; check extension and password; restart phone.
Keys not respondingSoftware/firmwareRestart phone; check for firmware updates; reset to factory defaults if needed.

Reset: Menu > Settings > System > Reset to factory defaults (requires admin password).

Service: Contact system administrator or Mitel support at www.mitel.com.

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