Important Safety Instructions and Precautions
WARNING: DO NOT CONNECT DIRECTLY TO THE PUBLIC SWITCHED
TELEPHONE NETWORK (PSTN). ANY CONNECTION OF THIS PHONE
TO AN OFF PREMISE APPLICATION, AN OUT OF PLANT APPLICATION,
ANY OTHER EXPOSED PLANT APPLICATION, OR TO ANY EQUIPMENT
OTHER THAN THE INTENDED APPLICATION MAY RESULT IN A SAFETY
HAZARD, AND/OR DEFECTIVE OPERATION, AND/OR EQUIPMENT
DAMAGE. ‚"EXPOSED PLANT" MEANS WHERE ANY PORTION OF THE
CIRCUIT IS SUBJECT TO ACCIDENTAL CONTACT WITH ELECTRIC
LIGHTING OR POWER CONDUCTORS OPERATING AT A VOLTAGE
EXCEEDING 300 V BETWEEN CONDUCTORS OR IS SUBJECT TO
LIGHTNING STRIKES.
WARNING: THE SOCKET OUTLET, IF USED, SHALL BE LOCATED NEAR
THE EQUIPMENT AND SHALL BE EASILY ACCESSIBLE BY THE USER.
WARNING: USE MITEL APPROVED POWER ADAPTER PART NUMBER
50006814, 50006822, 50006824, OR 51301151.
NOTE: SOME IP PHONES DO NOT REQUIRE AN AC POWER ADAPTER. IF
POWER OVER THE LAN IS AVAILABLE, IT SHALL BE COMPLIANT WITH
IEEE 802.3af OR 802.3at (NEGOTIATED AS REQUIRED.)
WARNING: USE ONLY THE HANDSET PROVIDED WITH YOUR IP
PHONE. USE OF ANY OTHER HANDSET WITH YOUR IP PHONE MAY
HAVE THE POTENTIAL TO CAUSE HEARING LOSS IN THE EVENT OF A
LIGHTNING STRIKE ON THE OUTSIDE PLANT WIRING. THIS
PRODUCT'S HANDSET EARCAP REGION IS SLIGHTLY MAGNETIC AND
MAY PICK UP SMALL METALLIC OBJECTS, SUCH AS 26/6 GAUGE
STAPLES. PLEASE CHECK THE EARCAP REGION FOR METALLIC
OBJECTS BEFORE USE.
When using your phone equipment, basic safety precautions should always be
followed to reduce the risk of fire, electric shock and injury to persons, including
the following:
• Do not use this product near water, for example, near a bath tub, wash
bowl, kitchen sink or laundry tub, in a wet basement or near a swimming
pool.
• Avoid using a phone (other than a cordless type) during an electrical storm.
There may be a remote risk of electric shock from lightning.
• Do not use the phone to report a gas leak in the vicinity of a leak.
Maintenance and Repair: There are no user serviceable parts inside the
phones. For repairs, return the phone to an authorized Mitel dealer.
These notices may appear on the product or in the technical documentation:
Danger indicates an imminently hazardous situation which, if not avoided,
DANGER
will result in death or serious injury.
Warning indicates a potentially hazardous situation which, if not avoided,
WARNING
could result in death or serious injury.
Caution indicates a potentially hazardous situation which, if not avoided,
CAUTION
may result in minor or moderate injury and/or damage to the equipment
or property.
This symbol may appear on the product:
The exclamation point within an equilateral triangle indicates that important
operating and maintenance (servicing) instructions are included in the literature
!
accompanying the product.
2
Description
Congratulations on your purchase of the 6873i! The 6873i is a SIP phone that
boasts a large high resolution color touchscreen display and delivers
outstanding audio performance designed for power users who demand a lot
from their phones. Supporting today's high speed networks through dual Gigabit
Ethernet ports, the 6873i offers a large 7" color backlit LCD touchscreen display,
48 programmable top softkeys, 30 programmable context sensitive bottom
softkeys, and native USB and Bluetooth headset support. Offering remarkable
HD wideband audio, an enhanced speakerphone, advanced audio processing
and a unique audio design, the 6873i delivers rich and crystal clear handsfree
conversations. With its fully customizable hard key layout, XML capabilities, and
a PoE class 3 rating, the 6873i is one of the most advanced SIP desktop phones
available on the market today.
Phone Features
• 7" WVGA (800x480) color TFT capacitive touch LCD
• Built-in-two-port, 10/100/1000 Gigabit Ethernet switch - lets you share a
connection with your computer
• USB 2.0 port (500mA maximum)
• 48 top and 30 bottom softkeys
• Press-and-hold speeddial key configuration feature
• Supports 2 hard line keys with LEDs (additional line keys programmable
via softkeys)
• Wideband handset
• Wideband, full-duplex speakerphone for handsfree calls
• USB and Bluetooth headset support
• AC power adapter (sold separately)
• Enhanced busy lamp fields*
• Set paging*
*Availability of feature dependent on your phone system or service provider.
Supporting Documentation
To access phone and system-specific documentation:
1. In your browser, go to www.mitel.com.
2. Click Product Manuals under the Support section
3. Select PDF Guides and Online Help under the End User Documents
drop-down menu.
4. In the left-hand menu, navigate to SIP Phones.
Requirements
• SIP-based IP PBX system or network installed and running with a SIP
account created for the 6873i phone.
• Access to a Trivial File Transfer Protocol (TFTP), File Transfer Protocol
(FTP), Hypertext Transfer Protocol (HTTP) server, or Hyper Text Transfer
Protocol over Secure Sockets Layer (SSL) (HTTPS).
• Ethernet/Fast Ethernet LAN (10/100 Mbps) (Gigabit Ethernet LAN [1000
Mbps] recommended).
• Category 5/5e straight-through cabling (Category 6 straight-through
cabling required for optimum Gigabit Ethernet performance).
• For Ethernet networks that supply inline power to the phone (IEEE 802.3af/
802.3at) use an Ethernet cable to connect from the phone directly to the
network for power (no 48V AC power adapter required if using Power-over-
Ethernet [PoE]).
• For Ethernet networks that DO NOT supply power to the phone use only
the Mitel approved power adapter to connect from the DC power port on
the phone to a power source or use a PoE power injector or a PoE switch.