Cisco SPA504G User Manual

The Cisco SPA504G is a 4-line IP phone designed for small business and enterprise environments, featuring a high-resolution graphical display, 4 programmable line keys, support for Power over Ethernet (PoE), dual switched Ethernet ports, a built-in headset port, and advanced telephony features including call hold, transfer, conference, and voicemail. It supports SIP protocol and is compatible with various IP PBX systems. 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. Using Phone Features 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Graphical LCD display, Handset, 4 programmable line keys, Navigation pad, Volume controls, Headset port, Ethernet ports (LAN and PC).

Feature	Description
Graphical Display	High-resolution backlit LCD for call information and menus
4 Line Keys	Programmable for multiple lines, speed dial, or features
Power over Ethernet (PoE)	Receives power via Ethernet cable (IEEE 802.3af)
Dual Ethernet Ports	10/100 Mbps switched ports for LAN and PC connection
Headset Port	2.5mm port for hands-free communication
Speakerphone	Full-duplex for clear conversations
Hold Button	Places active call on hold
Conference Button	Sets up multi-party conference calls
Transfer Button	Transfers calls to another extension
Mute Button	Mutes the microphone during a call

Installation

Unpack and inspect contents. Place on stable surface.

Connect to network: Use Ethernet cable to connect LAN port to switch/router.
Connect PC (optional): Use second Ethernet cable from PC port to computer.
Power the phone: Use PoE from switch or connect included power adapter.
Connect handset: Plug coiled handset cord into handset jack.
Connect headset (optional): Plug into 2.5mm headset port.

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

First-Time Setup

Power on phone; follow on-screen prompts.

Obtain IP address: Phone will request DHCP address; check display for IP.
Access web configuration: Enter IP address in web browser to configure settings.
Configure SIP settings: Enter server address, user credentials as provided by IT.
Set date/time: Configure via web interface or NTP server.
Test call: Make a test call to verify configuration.

CAUTION! Configure settings carefully; incorrect SIP settings may prevent calling.

Specifications

Display: 132 x 64 pixel graphical LCD with backlight.
Network: 10/100 Mbps Ethernet, IEEE 802.3af PoE.
Protocols: SIP (Session Initiation Protocol).
Audio Codecs: G.711, G.729a, G.726, G.722.
Telephony Features: Call hold, transfer, conference, forward, voicemail.
Power Source: PoE or 5V DC power adapter.
Operating Temp: 32°F to 104°F (0°C to 40°C).
Supported Services: XML services, custom ring tones.

Controls and Settings

Access menu via NAVIGATION pad. Front Panel: LINE keys, HOLD, TRANSFER, CONFERENCE, MUTE, VOLUME, NAVIGATION pad.

Web Interface: Access via IP address for advanced configuration (SIP, network, features).

Basic Settings: Time/date, ring tone, LCD contrast, language. Network: IP configuration (DHCP/static), VLAN. SIP: Proxy, registration, user ID, authentication. Features: Call forward, DND, speed dial, intercom. Security: Admin password, user password.

Connecting Devices

Network: LAN port to switch. PC: PC port to computer. Handset: Standard RJ-9 connector. Headset: 2.5mm jack.

Turn off devices before connecting.
Use Cat5e or better Ethernet cables.
For PoE, ensure switch supports IEEE 802.3af.
For headset, use compatible 2.5mm headset.

Tip: Label cables for easy identification.

Using Phone Features

Supports basic and advanced telephony features.

Make call: Lift handset or press SPEAKER, dial number.
Answer call: Lift handset, press SPEAKER, or press flashing LINE key.
Hold: Press HOLD button; resume by pressing same LINE key.
Transfer: During call, press TRANSFER, dial target, press TRANSFER again.
Conference: During call, press CONFERENCE, dial second party, press CONFERENCE to join.
Forward: Configure via web or phone menu to forward calls.
Voicemail: Press MESSAGES key or dial voicemail access number.
Speed dial: Program LINE keys for speed dial via web interface.

WARNING! Do not use excessive force on buttons or handset.

Accessibility Features

Visual: Adjustable LCD contrast, backlight timeout. Audio: Adjustable ring volume, tone selection, headset mode. Physical: Large buttons, tactile feedback.

Care & Cleaning

Unplug before cleaning. Use dry, soft cloth; avoid liquids or abrasive cleaners.

CAUTION! Do not spray directly; keep away from moisture and extreme temperatures.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. ICES-003: Complies with Canadian EMI regulations. CE Mark: Complies with European directives. Copyright © Cisco Systems, Inc. For support, visit www.cisco.com or contact Cisco Technical Support.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	PoE/power adapter	Check Ethernet cable; try power adapter; verify switch PoE capability.
No network connection	Cable/DHCP	Check cable connections; verify DHCP server; restart phone.
No dial tone	SIP configuration	Check SIP settings; verify registration with server; contact administrator.
One-way audio	Network/Firewall	Check firewall settings; ensure NAT traversal configured; verify codecs.
Display blank	Power/contrast	Check power; adjust contrast via menu; restart phone.

Reset: Press and hold # key during boot for factory reset (use caution).

Service: Contact Cisco Technical Support or authorized reseller.