Owner`s manual

page 3 RITRON, INC. 1-800-USA-1-USA (1-800-872-1872)
Have questions? Call 800-USA-1-USA (800-872-1872) or visit our website at www.ritron.com
INTRODUCTION
page 1
THANK YOU FOR CHOOSING RITRON
Congratulations on your purchase of the JMX "D-Series"
radio. Your new radio is the result of Ritron's 25+ years
of designing, manufacturing, and supplying reliable,
professional wireless communication products. Ritron
wireless products will improve the operation, safety, and
profitability of any organization by providing instant voice
communications between employees throughout the
workplace.
JMX "D-SERIES" MODEL NUMBERS
VHF MODELS
JMX 111D ......... (Jobcom) ..... (1-Watt, 1 Channel)
JMX 141D ......... (Jobcom) ..... (1.5-Watt, 10 Channel)
JMX 146D ......... (Jobcom) ..... (2-Watt, 10 Channel)
JMX 144D ......... (Jobcom) ..... (4-Watt, 10 Channel)
UHF MODELS
JMX 441D ......... (Jobcom) ..... (1-Watt, 10 Channel)
JMX 446D ......... (Jobcom) ..... (2-Watt, 10 Channel)
JMX 444D ......... (Jobcom) ..... (3-Watt, 10 Channel)
The model number located on the back of the radio case
indicates its operating band. A color "dot" label on the
bottom of JMX radio cases also indicates the frequency.
Refer to the Frequency Table on page 9.
VHF band radios are designed to operate between
150 and 162 MHz.
UHF band radios are designed to operate between
450 and 470 MHz.
FEATURES
This manual covers the JMX "D-Series" radios.
Each radio (except JMX-111D) is capable of 10 channels.
The radios are programmed from the factory with 2
channels. All models (except JMX-111D) can add a scan
channel. All VHF models can be programmed to receive
NOAA weather broadcasts. Each radio is equipped with
the following features:
 Push-button operating controls. The Push-To-
Talk (PTT) and Channel buttons are on one side of the
radio, and the On/ Volume Up, Volume Down/ Off and
monitor controls on the top.
 Channel display. The LED display will show the
current operating channel, and contains a transmit
/ busy lamp.
 Quick-change battery pack and drop-in
charger capabilities. See Optional Charging
Accessories on page 11.
 10-channel capability (except JMX-111D). Up to
10 channels can be programmed to contain a
unique channel table frequency and interference
eliminator code.
 QC (Quiet Call) intereference eliminator
codes. Each channel can be programmed from a
list of 50 QC sub-audible codes.
 Field programming. The JMX "D-Series" radio
allows you to quickly select and program each
channel individually while in the field without the
need for a PC programmer. Each channel can be
programmed to one of 26 VHF or 77 UHF channel
table frequencies and one of 50 QC or 104 DQC
(selected models, refer to page 7) interference elimi-
nator codes, or you can delete a channel altogether.
 Channel scanning (except JMX-111D). The Scan
channel allows scanning of all channels programmed
into the radio. The Scan channel can be turned On
and Off through Field programming, .
 Low battery alert. The radio will sound a low bat-
tery alert tone when your battery is running down to
allow you time to recharge or change your battery.
 Weather Channel. VHF models can be programmed
to receive your local NOAA weather radio broadcast.
The Weather channel can be turned On and Off
through Field programming.
 Weather Alert. VHF models can be programmed to
alert you when the National Weather Service detects
threatening weather conditions. The Weather Alert
feature can be turned On and Off through Field
programming.
INSPECTION
Make sure the package includes:
 JMX "D-Series" radio
 Antenna
 Rechargeable battery pack (installed in radio)
 Belt clip
 BC-A charger cube
 Owner's Manual
Examine the equipment immediately after delivery
and report any damage to your shipping company.