PPA Select
™
Receiver
PPA R37
Instructions For Use & Care
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. Make sure the volume is turned down before put-
ting on the earphone or headphone before adjust-
ing the volume to a comfortable level.
2. Set the volume level at the minimum setting that
you need to hear.
3. Do not allow children or other unauthorized per-
sons to have access to this product.
Battery Safety & Disposal
CAUTION!
Do not attempt to recharge alkaline or other non-rechargeable
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 manufac-
turer 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
Help Williams Sound protect the environment!
Please take the time to dispose of your equipment
properly.
Product Recycling
Please do NOT dispose of your Williams Sound equipment
in the household trash. Please take the equipment to a
electronics recycling center; OR, return the product to the
factory for proper disposal.
Battery Recycling
Please do NOT dispose of used batteries in the household
trash. Please take the batteries to a retail or community
collection point for recycling.
Operating Instructions
1. Insert two (2) AA batteries ensuring correct polarity. If
rechargeable NiMH batteries are to be used with the
receiver and a Williams Sound charger, make sure the
Alkaline/NiMH switch inside the battery compartment
is set to NiMH before charging. See FIG A.
2. Insert the headphone,
earphone or neckloop into
the output jack.
3. Turn the receiver on by
turning the volume con-
trol up. The green power
LED will blink and then
turn on continuously.
4. Press the Channel Seek button inside battery compart-
ment once to seek an active transmitter. See FIG A. If
more than one transmitter is being used, push the seek
button additional times until you locate the signal you
want to hear. Receiver will retain the channel setting
when the unit is turned off.
5. To lock or unlock a selected channel, turn the power off.
While holding the seek button, turn the power back on.
LED Flash Codes
Light Code
Indicates
Description
1 blink
Channel locked
Seek press remains
on current channel
2 blinks
Channel unlocked
Seek press tunes to
next channel present
3 blinks
Channel unlocked; no
other channels present
Seek press attempts to
find another channel
On-Off-On-Off...
(continuous)
Batteries are low
Batteries need to be
replaced or recharged
Fade-on,
Fade-off...
(continuous)
No transmitter present
on current channel
Sleep/Power Save
mode (extends battery
life)
FIG A
AA
AA
–
+
+
–
Channel
Seek
Battery Information
The PPA R37 Receiver can use two (2) alkaline AA bat-
teries (BAT 001) or two (2) AA rechargeable batteries
(BAT 026). Note: The BAT 026 provides longer life than
other rechargeables. Do not substitute other recharge-
able batteries and chargers.
Low Battery Indicator
LED will flash at 1 second intervals.
Recharging
If the PPA R37 is equipped with rechargeable batteries,
up to 12 units can be charged at one time in the optional
CHG 3512 multicharger. Refer to the MAN 116 char-
ger instruction sheet for complete charging instructions.
For ordering information, please contact Williams Sound
at 800-843-3544.
Earpad Cleaning
Do not immerse the earphone in water or other cleaning
agent. Foam pads may be removed and washed with a
mild laundry soap solution, rinsed thoroughly, and air-
dried. You may also opt to purchase new foam pads.
Call the factory for more information: 800-843-3544.
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3
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5
MAN 154A © 2011. Williams Sound, LLC
