Avaya J159 Phone Manual

The Avaya J159 is a feature-rich desk phone designed for modern business communications, offering high-definition audio, a large color display, programmable keys, support for multiple lines, and integration with Avaya IP Office and Aura Communication Manager platforms. Below are key sections covering features, installation, configuration, operation, and troubleshooting.

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

Features at a Glance

Key components: Large color display, HD Voice handset and speakerphone, programmable line/feature keys, built-in Gigabit Ethernet switch, headset jack, and power adapter.

Feature	Description
Display	3.5-inch color LCD with adjustable tilt
Audio	Wideband HD audio for handset, speakerphone, and headset
Programmable Keys	Up to 24 configurable buttons for lines, speed dials, and features
Network Ports	Two 10/100/1000 Mbps Ethernet ports (LAN and PC)
Headset Port	3.5mm jack for optional wired headset
Power	External power adapter or Power over Ethernet (PoE) support
Volume Controls	Separate controls for handset, speaker, ringer, and headset
Message Waiting Indicator	LED for visual voicemail notification
Conference	Built-in support for multi-party conference calls
Hold/Transfer	Single-touch hold and call transfer functions

Installation

Unpack and inspect contents. Place phone on stable, flat surface.

Connect to network: Use Ethernet cable from switch/router to LAN port on phone.
Connect computer (optional): Use second Ethernet cable from PC port to computer.
Connect handset: Plug coiled handset cord into handset jack.
Connect power: Use provided power adapter or ensure PoE is enabled on switch.
Connect headset (optional): Plug into 3.5mm headset jack.

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

First-Time Setup

Power on phone; follow on-screen prompts and configuration from phone system.

Network boot: Phone will obtain IP address via DHCP from network.
Server configuration: Contact administrator for TFTP server address if required.
Extension assignment: Administrator will assign extension number and credentials.
Basic settings: Set language, time format, and ring tone via Options menu.
Test call: Make a test call to verify audio and network connectivity.

CAUTION! Do not unplug during firmware update. Contact administrator for configuration changes.

Specifications

Display: 3.5-inch TFT color, 320 x 240 pixels.
Audio Codecs: G.711, G.729, G.722 (HD), Opus.
Network: Dual 10/100/1000 Mbps Ethernet with PoE (802.3af).
Protocols: SIP, H.323, UNIStim.
Programmable Keys: 24 physical buttons with dual-color LEDs.
Power Supply: 48V DC via external adapter or PoE.
Operating Temperature: 32°F to 104°F (0°C to 40°C).
Compatibility: Avaya IP Office, Aura Communication Manager, Avaya Cloud.
Dimensions: 8.3 x 9.8 x 7.1 inches (210 x 250 x 180 mm).

Controls and Settings

Access menu via "Options" button. Navigation uses 4-way directional pad and soft keys.

Front Panel: Handset, Speakerphone, Hold, Transfer, Conference, Volume controls, Mute, Headset, Message button, Navigation pad.

Programmable Keys: Configure via phone web interface or administrator for line appearances, speed dials, call logging, busy lamp field (BLF).

Settings Menu: Audio (ringer volume/tone, speaker/handset gain), Display (contrast, backlight, language), Network (view IP, DHCP), Time/Date, User Preferences (call forward, do not disturb).

Connecting to Network

Wired Ethernet connection required for operation.

Ensure network switch/router is powered on and providing data/PoE.
Connect Ethernet cable from network to phone's LAN port.
Connect computer to phone's PC port if daisy-chaining.
Power on phone; wait for boot sequence and registration to phone system.

Tip: Use Cat5e or higher Ethernet cables for Gigabit performance. Verify link LED is solid green.

Making and Receiving Calls

Basic call handling procedures.

Make call: Lift handset or press Speakerphone, dial number, press Dial soft key or wait for auto-dial.
Answer call: Lift handset, press Speakerphone, or press Answer soft key when ringing.
End call: Hang up handset or press End Call soft key.
Hold: Press Hold button; resume by pressing flashing line key or Resume soft key.
Transfer: During call, press Transfer, dial target number, announce call, press Transfer again to complete.
Conference: During first call, press Conference, dial second party, press Conference again to merge.
Mute: Press Mute button to toggle microphone on/off.

WARNING! Emergency calls may require direct dialing or prefix; check with administrator.

Advanced Features

Speed Dial: Program frequently dialed numbers to programmable keys. Call Forwarding: Activate via Features menu or * codes. Do Not Disturb: Silence rings and send calls to voicemail. Headset Operation: Toggle between handset and headset mode. Web Interface: Access advanced settings via phone's IP address in browser.

Care & Cleaning

Unplug power before cleaning. Use slightly damp, lint-free cloth for display and housing. Do not use abrasive cleaners or sprays.

CAUTION! Avoid liquids near ports. Do not disassemble phone.

Regulatory Information

FCC Part 15: Class A digital device; complies with limits for business environments. CE marked for European compliance. ICES-003 for Canada. Contains FCC ID: XYZ-123456. For support, visit www.avaya.com/support or contact Avaya Global Services.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power/no display	Power/PoE issue	Check power adapter connection; verify PoE switch is enabled; try different cable.
No network registration	Network/DHCP issue	Check Ethernet cable; verify IP address via Options > Status; contact network admin.
No audio on calls	Volume/mute settings	Adjust volume controls; ensure Mute is off; check handset cord connection.
Cannot dial out	Dial plan/config	Verify dialing rules with administrator; check for account restrictions.
Display is blank/dim	Backlight settings	Adjust display brightness in Options menu; check power saving mode.
Programmable keys not working	Configuration	Re-program keys via web interface; restart phone.

Reset: Options > Advanced > Reset to factory defaults (requires admin password).

Service: Contact Avaya support or authorized service provider. Do not attempt internal repairs.