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PPA R37
FM Select Receiver
INSTRUCTIONS FOR USE AND CARE
Operating Instructions
1. Open battery compartment door on back of receiver by
pressing the tab down.
2. If using rechargeable NiMH batteries, slide the Alkaline/
NiMH switch to the NiMH position. Default setting is
Alkaline for non-rechargeable batteries. See Figure 1.
Figure 1: Battery selection switch
Channel
Seek
AA
ALKALINE/
NiMH SWITCH
–
AA
+
3. Insert 2 AA batteries over the fabric strip. Note correct
polarity (+/-).
4. Insert earphone or neckloop into the headphone jack.
5. Turn Receiver ON and adjust volume control as needed.
+
–
CHANNEL
SEEK BUTTON
6. Select Channel.
· Press Channel Seek button once to search for the
desired channel.
· The LED will blink while searching for an active
transmitter channel.
· If multiple transmitter channels are being used,
press the Channel Seek button until you locate the
desired channel.
· Receiver will retain the channel setting when the
unit is turned o.
Figure 2: PPA R37 Controls
OFF
ON/OFF, VOLUME
CONTROL SWITCH
EARPHONE
JACK
POWER ON / LOW BATTERY/
FLASH CODE INDICATOR
7. Lock Channel: Locate the desired channel, and then turn
the power OFF. While holding the Channel Seek button,
turn power back ON. See flash codes chart.
8. Unlock Channel: Start with the unit OFF. While holding
the Channel Seek button, turn power ON. See flash
codes chart.
The green LED light is used to indicate: Power, Lock or
Unlock Channel status, low batteries, or absence of a
transmitter. Refer to flash codes chart below.
PPA R37 LED Flash Codes
LIGHT CODE INDICATES DESCRIPTION
1 Blink Channel locked
2 Blinks Channel unlocked
3 Blinks
On-O-On-O
(continuous)
Fade-on, Fade-o
(continuous)
Channel unlockedNo channel present
Low Batteries
No transmitter on
current channel
Press Seek remains
on same channel
Press Seek tunes to
next available channel
Press Seek attempts to
find another channel
Replace or recharge
batteries
Sleep/power save mode
(extends battery life)
Belt Clip Installation
For hands-free operation of the PPA R37 receiver, use the
provided belt clip to secure the unit on your belt, pocket
or pants.
To Install: Position the belt clip on the rear of the PPA R37
receiver as shown in Figure 3A. Turn the belt clip 180° left
or right as shown in Figure 3B. The belt clip is now installed
and ready for use.
To Remove: Turn the belt clip 180° so the edge points
toward the top of the unit as shown in Figure 3A. Gently
pull the belt clip away from the unit to remove.
Figure 3: Belt Clip Installation
Figure 3A Figure 3B
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Customer Service
If you experience diculty with your system, call Toll-Free
for Customer Assistance:
1-800-843-3544 (U.S.A.) or
+1 952 943 2252 (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 AV
Attn: Repair Dept.
10300 Valley View Rd.
Eden Prairie, MN 55344
WilliamsAV.com
U.S. | 800.843.3544 [email protected] INTL | +1.952.943.2252 [email protected]
MAN154G
© 2023, Williams AV, LLC
Lifetime PLUS Limited Warranty
Williams AV products are engineered, designed, and manufactured under carefully controlled conditions
to provide you with many years of reliable service.
Eective January 1, 2012, Williams AV warrants the Personal PA® FM Listening transmitters and receivers
built after January 1, 2012 against defects in materials and workmanship under normal use and conditions
for the useful lifetime of the product from date of purchase.
This warranty is available to the original end purchaser of the product and CAN BE transferred to
subsequent purchasers of the product.
Microphones, earphones, headphones, batteries, chargers, cables, carry cases, and most other accessory
products carry a 90-day warranty.
Williams AV has no control over the conditions under which this product is used. Williams AV, therefore,
disclaims all warranties not set forth above, both express and implied, with respect to the Personal PA®
FM Listening System, including but not limited to, any implied warranty of merchantability or fitness of
use of such equipment including, without limitation, any warranty that the use of such equipment for any
purpose will comply with applicable laws and regulations. Williams AV 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 malfunctioning of the product, whether a claim for such damages is based upon
warranty, contract, tort or otherwise, the sole remedy for any defect, failure or malfunction of the products
is replacement of the product. No person has any authority to bind Williams AV to any representation or
warranty with respect to the Personal PA® FM Listening System. Unauthorized repairs or modifications
will void the warranty. This warranty is void if damage occurred because of misuse, or if the product has
been repaired or modified by anyone other than a factory authorized service technician. Warranty does
not cover normal wear and tear on the product or any other physical damage unless the damage was the
result of a manufacturing defect. Williams AV is not liable for consequential damages due to any failure of
equipment to perform as intended. Williams AV shall bear no responsibility or obligation with respect to
the manner of use of any equipment sold by it.
This warranty does not cover reimbursement for your costs of removing and transporting the product for
warranty service evaluation or installation of any replacement product provided under this 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 conflict with applicable law by a court of competent jurisdiction,
the validity of the remaining portions of this Disclaimer of Warranty shall not be aected, 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. The terms of the warranty are governed by the laws of the State of Minnesota.
Prices and the specifications of the products are subject to change without notice.
*For Complete Warranty Statement go to: https://williamsav.com/support/warranty-product-registration/
Safety Information
HEARING SAFETY
CAUTION!
This product is designed to amplify sounds to a high
volume. To protect your hearing and the hearing of others:
1. Make sure the unit is OFF or the volume is turned down
before putting on the earphones.
2. Set volume level at the minimum setting you need to hear.
3. Do not allow children or other unauthorized persons to
have access to this product.
BATTERY SAFETY
CAUTION!
Do not attempt to recharge alkaline or other nonrechargeable batteries, which may explode, release
dangerous chemicals, cause burns, or cause other serious
harm to the user or product.
MEDICAL DEVICE SAFETY
CAUTION!
Before using this product with a pacemaker or other
implantable medical device, consultant your physician
or the manufacturer of the device to make sure that you
are using this product in accordance with their safety
guidelines.
Recycling Instructions
Help Williams AV protect the environment!
Please do not dispose of equipment or used
batteries in the household trash. Take the equipment
to an electronics recycling center or return to the
factory. Take batteries to a retail or community
recycling location.
Battery Information
The PPA R37 uses 2 AA batteries. We recommend using
Williams AV Alkaline batteries (BAT 001-2) or rechargeable
batteries (BAT 026-2) for longer battery life than other
brand batteries.
Low Battery Indicator
The Power On indicator on top of the unit will flash to indicate
low battery.
Multi Charger CHG 3512
This optional charger is ideal for customers using
rechargeable batteries. It will charge up to 12 receivers at
one time. See our website or call us for ordering information.
Accessories
To order accessories including earphones and replacement
earpads, batteries, and chargers, contact Williams AV at 800-
843-3544 or order online at: www.williamsav.com.
System Specifications
PPA Select (PPA R37) Receiver
Dimensions: 4.1" H x 2.85" W x 1.38" D (104 mm x 72 mm
Weight: 4.6 oz (130 g) with batteries, 2.6 oz w/o
Battery Type: Two (2) AA non-rechargeable alkaline batteries
Operating Freq: 17 channels: 72.1, 72.2, 72.3, 72.4, 72.5, 72.6,
Indicators: Power on: Bright Green. Low Battery: Flashes.
Receiver Antenna: Integral with earphone/headphone cord
Output Connector: 3.5 mm stereo phone jack, accepts either
Approvals: FCC, Industry Canada, RoHS, WEEE
Warranty: Lifetime PLUS Limited Warranty, 90 Days on
x 35 mm)
batteries (73g)
(BAT 001-2), approx. 48 hours battery life;
or Two (2) AA rechargeable NiMH batteries
(BAT 026-2), 1500 mAh, approx. 30 hours
battery life.
72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6, 75.7,
75.8 or 75.9 MHz.
stereo or mono plug
most accessories.
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