User guide

20
WIDEBAND FM RECEIVERS (OPTIONAL)
RECEIVER MODEL PPA R37
PPAR37 is a single-channel receiver operating on the 72-76 MHz bandwidth. Features seek-button channel
selection,channel-lock capability, on/off volume control, power/low battery indicator, and earphone jack.
OPERATING THE RECEIVER
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 receiver on by turning up the volume control. The green
power LED will turn on.
4. Press the Channel Seek button inside the battery compartment
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. The receiver will retain the
channel setting when the unit is turned of
f.
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
On/Off
Volume Switch
Earphone
Jack
"On" Indicator
LED
On/Off
Volume Switch
Earphone
Jack
"On" Indicator
LED
FIG. 14
PPA R37 Top
PPA R37 Front
FIG A
AA
AA
–
+
+
–
Channel
Seek
Light Code Indicates Description
1 blink Channel locked Seek press remains on current channel
2 blinks Channel unlocked See 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)