Kenwood NX-300K User manual

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
INSTRUCTION MANUAL
NX-200/300 TK-5220/5320
THANK YOU!
We are grateful youchoseKENWOOD for your land mobile radio applications. We believe this easy-to-use transceiver
will provide dependable communications to keep personnel operating at peak efficiency.
KENWOOD transceivers incorporatethelatest in advanced technology. As a result, we feel strongly that you will be
pleased withthe quality andfeatures of this product.
NOTICES TO THE USER
WARNING:
•GOVERNMENT LAW PROHIBITS THE OPERATION OF UNLICENSED RADIO TRANSMITTERS WITHIN THE
TERRITORIES UNDER GOVERNMENT CONTROL.
•ILLEGAL OPERATION IS PUNISHABLE BY FINE OR IMPRISONMENT OR BOTH.
•REFER SERVICE TO QUALIFIED TECHNICIANS ONLY.
•DO NOT OPERATE YOUR TRANSCEIVER IN EXPLOSIVE ATMOSPHERES (GASES, DUST, FUMES, ETC.).
•TURN OFF YOUR TRANSCEIVER WHILE TAKING ON FUEL, OR WHILE PARKED IN GASOLINE SERVICE
STATIONS.
SAFETY:
It is important that the operator is aware of and understands hazards commontothe operation of any transceiver.
WARNING:
EXPLOSIVE ATMOSPHERES (GASES, DUST, FUMES, etc.)
Turn off your transceiver while taking onfuel, orwhile parked ingasoline servicestations.
One or more of the following statements maybe applicable:
FCC WARNING
This equipment generates or uses radio frequency energy. Changes or modifications tothis equipment may cause
harmful interference unless the modifications are expressly approved in the instruction manual. The user could lose the
authority to operate this equipment if an unauthorizedchange or modification is made.
INFORMATION TO THE DIGITAL DEVICE USER REQUIRED BY THE FCC
This equipment has been tested andfound 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 generate 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 the interference will not occurin a particular installation. If this equipment does
cause harmful interference to radio or television reception, which can be determined by turningthe 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 theseparation between the equipment and receiver.
· Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
· Consult the dealer for technical assistance.

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
ATTENTION (U.S.A. Only):
The RBRC Recycleseal found on KENWOOD nickel-cadmium (Ni-Cd) battery packs
indicates KENWOOD’s voluntary participation in an industry program to collect and
recycle Ni-Cd batteries after their operating life has expired. The RBRC program is an
alternative to disposing Ni-Cd batteries with your regular refuse or inmunicipal waste
streams, which is illegal insome areas.
For information on Ni-Cd battery recycling in your area, call (toll free)
1-800-8-BATTERY (1-800-822-8837). KENWOOD’s involvement inthis program is
part of our commitment to preserveour environment andconserve our natural
resources.
UNPACKING AND CHECKING EQUIPMENT
Note:
The following unpacking instructions are for use by your
KENWOOD dealer, an authorized KENWOOD servicefacility, or the factory.
Carefully unpack thetransceiver. We recommendthat you identify the items listed in the following table before
discarding the packing material. If any items are missing or have been damaged duringshipment, file a claim with the
carrier immediately.
§ Accessories
Quantity
Item Part Number K
Belt Clip J29 - 0730 -*5 1
Screw N30 - 3008 - 60 2
Cap B09 - 0717 - *3 1
Screw N08 - 0564 - *4 1

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
Installing/ Removing the Optional Battery PackPREPARATION
The battery pack is not charged at the factory; charge it before use.
CAUTION:
•DO NOT RECHARGE THE BATTERYPACK IF IT IS ALREADY FULLY CHARGED. DOING SO MAY CAUSE HE
LIFE OF THE BATTERY PACK TO SHORTEN ORTHE BATTERY PACK MAY BE DAMAGED.
•AFTER RECHARGING THE BATTERY PACK, DISCONNECT IT FROM THE CHARGER. IFTHE CHARGER
POWER IS RESET (TURNED ONAFTER BEING TURNED OFF),RECHARGING WILL START AGAINAND THE
BATTERY PACK WILL BECOME OVERCHARGED.
•DO NOT SHORT THE BATTERY TERMINALS OR DISPOSE OF THE BATTERY BY FIRE.
•NEVER ATTEMPT TO REMOVE THE CASING FROM THE BATTERY PACK.
1 Match the guides of the battery pack with the corresponding grooves on the upper rear of thetransceiver, thenfirmly
press the battery pack t
2 Flip the safety catch into place to prevent accidentally pressing the release latch and removing the battery.
3 To remove the batterypack, lift thesafety catch, pressthe release latch,then pullthe battery pack away from the
transceiver.

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
Installing theAntenna
Screw the antenna into the connector on the top of the transceiver by holdingthe antenna at its baseand
turning it clockwise until secure.
Installing the Belt Clip
If necessary, attach the beltclip using the two supplied 3 x 6 mm screws.
Notes: If the beltclip is not installed, its mountinglocation may get hot during continuous transmission or when left sitting
in a hot environment.

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
Installing the Cap over the Speaker/Microphone Jacks
If you are not using an optional KMC-25 speaker/ microphone, install the cover over the univeral connector using the
supplied 4 x 6 mm screw.
Installing the Optional Speaker/ Microphone
1 Insert the guide of the speaker/ microphone connector into the groove of the universalconnector.
2Secure the connecter in place using the attached screw.

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
GETTING ACQUAINTED
Knob
NO. Name Lock/
Non Lock Description
1 Power switch/
Volume control Lock/
Non Lock Power SW (CCW:Power OFF) Audio Volume adjuster
2 Selector Knob Lock Programmable default : CH/GID Select
Selector Knob
Switch
Power switch/
Volume control
Side 1
PTT
Side 2
x Fig. 1 Left Side Fig.2 Front
<Top Side>
NO. Name Lock/
Non Lock Description
1 AUX(Orange) Non Lock Programmable default: No Function
<Left side>
NO. Name Lock/
Non Lock Description
1 PTT Non Lock TX ON/OFF
2 Side 1 Non Lock Programmable default: Squelch off momentary
3 Side 2 Non Lock Programmable default: Backlight

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
<Front Side>
NO. Name Description
1 U1 Programmable default: Zone Up
2 D1 Programmable default: NoneZone Down
3 P1 Programmable default: None
4 P2 Programmable default: CH/GID Up
5 P3 Programmable default: None
6 P4 Programmable default: None
LED NO. Name Description
1 LED
The LED is threecolors.
Lights green while receiving at user mode. Light red while transmitting,
flashes red when the battery power is low .Lights orange when
individual called.
TERMINAL
Universal connector
Universal connector covering for blindfold mode of resin is possible.
NO. Name Description I/O
1 SSW Ext/Int Speaker Switch Input I
2 SP+ BTLOutput +for External Speaker O
3 SP- BTLOutput -for External Speaker O
4 MSW Ext/Int MIC Switch Input I
5 EMC External MIC Input I
6 ME External MIC GND -
7 PTT External PTT Input I
8 PF Programable Function Key Input I
9 OPT Aux I/O port I/O
10 E GND -
11 5U 5V O
12 TXD Serial Data Output O
13 RXD Serial Data Input I
14 NC(E) Not use -
BatteryTerminal
It’s type of spring plate. The minus terminal connect to chassis ground
It’s mounted rear side of radio and mounting instruction is slidemethod.
OTHER
RearArail and a hook for battery installation.
Space whichaffixes name plate.Model name plate
Screw hole for belt hook installation.

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
Bottom
Battery release lever

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
Appearance
Appearance with KNB-47L

NX-300-K, NX-300-K3, TK-5320-K, TK-5320-K3
FCC ID: ALH378500
OPERATING BASICSATING BASICS
§ Switching Power ON/OFF
Turn the Power switch/ Volume control clockwise to switch the transceiver ON.
Turn the Power switch/ Volume control counterclockwise to switch the transceiver OFF.
§ Adjusting the Volume
Rotate the Power switch/ Volume control to adjust the volume.
§ Selecting a Channel
Pressing [<B], [C>] to select a channel.
Pressing [C>] increases the channel number and pressing [<B] decreases it.
§ Making a Call
1 Select the desired channel.
2 Press the Side1 key (Programmed function Squelch off) to determinewhether or not the current channel is being
used.
• If the channel is busy, wait until it becomes free.
3 Press and hold the PTT switch, then speak into the microphone in your normal voice.
• For best results, hold the microphone approximately 3 to 4 cm (1 1/2 inches) from your lips.
4 Release the PTT switch to receive.
AUXILIARY FEATURES
§ Time-out Timer (TOT)
The TOT is used to automatically inhibit transmission after a specified time elapse. If the PTT switch is held down for
longer than specified time, the transceiver will stop transmitting and a tone will sound. Release the PTT switch, then
press it again to continue transmitting.