Williams Sound T863 Instructions For Use And Care Manual

T863

Hearing Helper® FM Transmitter

Operating Instructions

1. Install AA batteries: Open the battery
compartment by lifting the tab on the

back of the transmitter with your nger.

To remove depleted batteries, pull up
on the fabric strip.

Instructions For Use and Care

IMPORTANT: If non-rechargeable batteries are being installed, slide the battery selection

switch in the battery compartment to the “Alkaline” position. See gure 1. If installing

NiMH (or rechargeable) batteries, slide the battery selection switch to the “NiMH” position.

Figure 1: Battery selection switch

BATTERY SELECTION

SWITCH

BATTERY

COMPARTMENT

NOTE PROPER

POLARITY

–

+

Mic Adjust

AA

AA

+

–

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Press the batteries into place over the fabric strip. Be sure to observe proper
polarity (+/-). Damage due to improper battery installation may void the warranty on

the product. Close the battery door. LED will ash when the batteries are getting

low; continue to use until the sound becomes weak or distorted, or the unit quits
operating, then replace or recharge batteries.

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2. Plug the microphone cord into the “Microphone Jack” on top of the transmitter.

3. Turn the unit on: turn the On/Off/Channel switch to position “1” or “2” or “3.” The
Power “ON” LED indicator should illuminate Red.

4. Select a desired operating frequency. To operate on 863.25 MHz, turn the On/
Off/Channel switch to position “1”; to operate on 863.75 MHz, turn to position
“2”; to operate on 864.75 MHz, turn to position “3.”

IMPORTANT: The receiver will need to match the operating frequency on the transmitter
for the tour guide system to work properly.

Figure 2: T863 controls

MICROPHONE
JACK

"ON"
INDICATOR

ON/OFF/CHANNEL
SELECTOR SWITCH

ANTENNA

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5. Position the Headset Microphone boom as close to the speaker’s mouth as
possible without actually touching. Lapel clip microphones should be attached
to a collar or lapel, as close to the speaker’s mouth as possible. The transmitter
can be placed in a pocket, or clipped onto a belt or waistband.

IMPORTANT: When the T863 transmitter is not being used, remember to turn the unit OFF
by turning the On/Off/Channel Switch to the “ ” power icon position. The Power “ON”
LED indicator should not be lit.

Battery Information

The T863 Transmitter can use two (2) disposable AA batteries (BAT 001) or two (2) AA
rechargeable batteries (BAT 026). Note: The BAT 026 provides longer life than other
rechargeable batteries. Do not substitute other rechargeable batteries and chargers.

Recharging

If the T863 Transmitter is equipped with rechargeable batteries, up to 12 units
can be charged at one time in the optional CHG 3512 multi-charger. Refer to
the charger instruction sheet for complete charging instructions. For ordering
information, please contact Williams Sound at 800-843-3544.

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Microphone Gain Adjust

If necessary, the microphone gain control located in the battery compartment on the
back of the T863 transmitter, can be increased or decreased to meet the demands

of specic listening applications. The microphone gain control in gure 3 , can be

adjusted by using a tuning wand or small screwdriver. To reduce the gain, turn the
gain control fully counterclockwise. To increase the gain, turn the gain control fully
clockwise. Close the battery door after adjustments have been made.

Figure 3: Microphone gain control

Mic Adjust

–

+

MIC ADJUST

AA

AA

+

–

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Belt Clip Installation

To Install: Position the belt clip on the rear of the T863 transmitter as shown in

gure 4. Turn the belt clip 180˚ left or right as shown below. The belt clip is now

installed and ready for use.

To Remove: Turn the belt clip 180˚ so the open end of the clip points to the top of
the unit as shown in gure 4. Gently pull the belt clip away from the unit to remove.

Figure 4: Belt clip installation

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Safety Information

HEARING SAFETY

CAUTION!

This product is designed to amplify sounds to a high volume level which could potentially cause
hearing damage if used improperly. To protect your hearing and the hearing of others:

1. Turn the volume down before putting on the earphone or headphone, and then adjust the
volume to a comfortable level.

2. Set the volume level at the minimum setting that you need to hear.

3. If you experience feedback (a squealing or howling sound), reduce the volume setting and
move the microphone away from the earphone or headphone.

4. Do not allow children or other unauthorized persons to have access to this product.

BATTERY SAFETY

CAUTION!

This product is supplied with disposable Alkaline batteries. Do not attempt to recharge disposable
batteries, which may explode, release dangerous chemicals, cause burns, or other serious harm
to the user or product.

MEDICAL DEVICE SAFETY

CAUTION!

1. Before using this product with an implantable or other medical device, consult your physician
or the manufacturer of your implantable or other medical device.

2. If you have a pacemaker or other medical device, make sure that you are using this product
in accordance with safety guidelines established by your physician or the implantable device
manufacturer.

Recycling Instructions

Battery Safety and Disposal

Help Williams Sound protect the environment! Please take time to dispose of your equipment
properly. Please do NOT dispose of batteries in the household trash. Please take the batteries to
a retail or community collection point for recycling.

Product Recycling:

Please do NOT dispose of your Williams Sound equipment in the household trash. Please take the
equipment to an electronics recycling center or return the product to the factory for proper disposal.

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System Specications

R863 Receiver

Dimensions:

Weight:

Color:

Material:

Battery Type:

Operating Frequencies:

Operating Range:

Stability:

FM Deviation:

Pre-Emphasis:

Sensitivity:

RF Output:

155 mm H x 72 mm W x 30 mm T (6.1” H x 2.85” W x 1.2” T)

82 grams (2.89 oz.), no batteries

Black

ABS/Polycarbonate, shatter-resistant

Two (2) AA 1.5 V Non-rechargeable Alkaline batteries
(BAT 001), 100 mA nominal current drain, 20 hours approx. life
(OR)
Two (2) AA 1.2 V NiMH Rechargeable batteries (BAT 026),
100 mA nominal current drain, 15 hours per charge approx.,
recharges in 14–16 hours, uses CHG 3512 Multiple Battery Charger

CH 1 - 863.25 MHz; CH 2 - 863.75 MHz;
CH 3 - 864.75 MHz (± 30 kHz)

30 meters (98.4 feet) with R863 receiver

± .05 MHz, 0 - 50° Celsius

60 kHz ±5 kHz, transmitter input at 1 kHz, 2.5 mV

50 µS

< - 90 dBm @ 60 kHz deviation

5 - 10 dBm

Freq Response:

Distortion:

Transmit Antenna:

Microphone:

Controls & Indicators:

Mic Connector:

Charging Contacts:

Approvals:

Warranty:

500 Hz - 5 kHz, ±3 dB

< 2.0% THD

External, 5cm

Head-worn, unidirectional, electret type, 39 in. cord, 3.5 mm mono
phone plug (MIC 100)

Microphone gain adjust; Channel/Power selector (4 position rotary
switch): “Power icon” is off; position 1 is CH1; position2 is CH 2;
position 3 is CH 3

Power on indicator: Red LED “on” indicates when receiver has power

Low battery indicator: Power LED ashes when batteries are low

Battery selector: Slide switch for alkaline or NiMH battery operation

3.5 mm jack

Designed for use with CHG 3512 Battery Charger

CE, RoHS, WEEE, ETSI EN 301 357-1, ETSI EN 301 357-2

3 years parts and labor (90 days on accessories)

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Limited Warranty

Williams Sound products are engineered, designed and manufactured under carefully controlled
conditions to provide you with many years of reliable service. Williams Sound warrants the T863

Transmitter against defects in materials and workmanship for THREE (3) years. During the rst

three years from the purchase date, we will promptly repair or replace the T863 Transmitter.

Earphones, headphones, batteries, cables, carry cases, and all other accessory products carry a
90-day warranty.

WILLIAMS SOUND HAS NO CONTROL OVER THE CONDITIONS UNDER WHICH THIS PRODUCT IS USED.

WILLIAMS SOUND, THEREFORE, DISCLAIMS ALL WARRANTIES NOT SET FORTH ABOVE, BOTH EXPRESS

AND IMPLIED, WITH RESPECT TO THE T863 Transmitter, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. WILLIAMS SOUND SHALL

NOT BE LIABLE TO ANY PERSON OR ENTITY FOR ANY MEDICAL EXPENSES OR ANY DIRECT, INCIDENTAL OR

CONSEQUENTIAL DAMAGES CAUSED BY ANY USE, DEFECT, FAILURE OR MALFUNCTION OF THE PRODUCT,
WHETHER A CLAIM FORSUCH DAMAGES IS BASED UPON WARRANTY, CONTRACT, TORT OR OTHERWISE.
THE SOLE REMEDY FOR ANY DEFECT, FAILURE OR MALFUNCTION OF THE PRODUCT IS REPLACEMENT OF
THE PRODUCT. NO PERSON HAS ANY AUTHORITY TO BIND WILLIAMS SOUND TO ANY REPRESENTATION
OR WARRANTY WITH RESPECT TO THE T863 Transmitter. UNAUTHORIZED REPAIRS OR MODIFICATIONS WILL
VOID THE WARRANTY.

The exclusions and limitations set out above are not intended to, and should not be construed
so as to contravene mandatory provisions of applicable law. If any part or term of this Disclaimer

of Warranty is held to be illegal, unenforceable or in conict with applicable law by a court of

competent jurisdiction, the validity of the remaining portions of this Disclaimer of Warranty shall
not be affected, and all rights and obligations shall be construed and enforced as if this Limited
Warranty did not contain the particular part or term held to be invalid.

If you experience difculty with your system, call Toll-Free for Customer Assistance:

1-800-843-3544 (U.S.A.) or

[phone] (Outside the U.S.A.)

If it is necessary to return the system for service, your Customer Service Representative will give
you a Return Authorization Number (RA) and shipping instructions.

Pack the system carefully and send it to:

Williams Sound
Attn: Repair Dept.
10300 Valley View Rd.
Eden Prairie, MN 55344

10300 Valley View Rd • Eden Prairie, MN 55344
800-328-6190 / 952-943-2252 • FAX: [phone]

www.williamssound.com

Printed in the USA

©2012 Williams Sound, LLC

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