GPX R633B Owner's Manual

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Warning: Changes or modifications to this unit not expressly approved by the party 
responsible for compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits 
for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits 
are designed to provide reasonable protection against harmful interference in 
a residential installation. This equipment generates, uses, and can radiate radio 
frequency energy and, if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications. However, there is no 
guarantee that interference will not occur in a particular installation. If this equipment 
does cause harmful interference to radio or television reception, which can be 
determined by turning the equipment off and on, the user is encouraged to  try to 
correct the interference by one or more of the following measures:
•  Reorient or relocate the receiving antenna.
•  Increase the separation between the equipment and receiver.
•  Connect the equipment into an outlet on a circuit different from that to which the 
receiver is connected.
•  Consult the dealer or an experienced radio/TV technician for help.
USER’S GUIDE
V: 846-01
R633B
 Shortwave Radio
FCC Warnings
Introduction and Setup
Plug the AC power cord into an AC power 
outlet to power the dock.
SW2
SW1
AM
FM
VOL
DC IN 5V
Tuning
Power
Requires 3, D-size, batteries (not included)
Battery Backup
SW2
SW1
AM
FM
VOL
DC IN 5V
Tuning
TIME SET ALARM SET
ALARM
ON/OFF
HOUR
MIN
Power
LIGHT
LIGHT
Power Indicator
Time Set/Light
In Off mode, press 
and hold to begin 
setting the time.
Press to light up the 
display. 
Alarm Set/Light
In Off mode, press 
and hold to begin 
setting the alarm.
Press to light up the 
display. 
Min
Press to adjust 
the minute 
when setting 
the clock or 
alarm.
Source
Press to adjust the source 
between SW1, SW2, AM 
and FM radio modes.
DC Power Input
Headphone Jack
Hour
Press to adjust the 
hour when setting 
the clock or alarm.
Alarm On/Off
Press to turn the 
alarm on or off.
Volume Indicator
Volume
Adjust to power the unit on 
and select a desired volume. 
Tuning
Adjust to tune the radio.
For Warranty Information and the most up-to-date version of this User’s Guide, go to www.gpx.com            Customer Service: 1-888-999-4215
Email Support: prodinfo@dpiinc.com, Email Parts: partsinfo@dpiinc.com
Copyright © 2012 Digital Products International (DPI, Inc.) All other trademarks appearing herein are the property of their respective owners. 
Specifications are subject to change without notice.