Kenwood Marine Radio TKR 740 User Manual

VHF FM REPEATER/ UHF FM REPEATER  
TKR-740/ TKR-840  
KENWOOD CORPORATION  
© B62-1136-00 (K)  
09 08 07 06 05 04 03 02 01 00  
INSTRUCTION MANUAL  
If you detect an abnormal odor or smoke coming from the unit,  
disconnect the power from the unit immediately. Contact your  
KENWOOD service center or dealer.  
THANK YOU!  
We are grateful you purchased this KENWOOD repeater.  
We believe this easy-to-program repeater will be highly  
effective in your communications system, and will keep  
personnel operating at peak efficiency.  
NOTICES TO THE USER  
FCC WARNING  
KENWOOD incorporates the latest in advanced  
technology into all of our products. As a result, we feel  
strongly that you will be pleased with the quality and  
features of this product.  
This equipment generates or uses radio frequency energy. Changes or  
modifications to this 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 unauthorized  
change or modification is made.  
FEATURES  
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.  
You can easily program channel data using the KPG-47D  
version 2.00 or later (optional) on a PC.  
You can recall 1 of 32 preset channels using either a PF key or  
the external control line.  
REFER SERVICE TO QUALIFIED TECHNICIANS ONLY.  
The firmware can be written to the Flash memory through an  
external source.  
QT/DQT signalling can be programmed on each channel. It  
simultaneously decodes up to 16 different QT/DQT tones.  
UNPACKING AND CHECKING EQUIPMENT  
Note: The following unpacking information is for use by your KENWOOD  
dealer, an authorized KENWOOD service facility, or the factory.  
When using the KPG-47D version 2.00 or later (optional), RX  
PLL lock voltage, RX input signal strength, TX PLL lock voltage,  
TX output power, and the power supply voltage can be  
monitored on a PC.  
Carefully unpack the repeater. We recommend that you  
identify the items listed in the following table before  
discarding the packing material. If any items are missing  
or have been damaged during shipment, file a claim with  
the carrier immediately.  
The interface port can be used with external equipment, such  
as a repeater controller.  
The repeater has multi-mode capability.  
Wide: 30 kHz, 25 kHz/ Narrow: 15 kHz,12.5 kHz (TKR-740)  
Wide: 25 kHz/  
Narrow: 12.5 kHz  
(TKR-840)  
Item  
Part Number Quantity  
You can adjust the following functions from a PC:  
CW ID Deviation  
Front glass  
Fuse (4 A)  
B10-2590-X4  
F06-4027-X5  
K01-0421-X5  
E37-0711-X5  
1
1
1
1
1
1
1
1
Digital Pager Balance  
Digital Pager Deviation  
DQT Deviation  
Handles and screw set  
Power cable assembly  
Maximum Deviation  
QT Deviation  
Remote TA  
Lead wire with connector (15 pin) E31-3228-X5  
Repeat Gain Level  
TX Power  
Square plug (12 pin)  
Dressed screw  
E59-0410-X5  
N08-0543-X4  
B62-1136-XX  
RX Audio Signal Output (RA)  
RX Detector Signal Output (RD)  
Signalling Balance  
Signalling Deviation (SD)  
Squelch (Analog/ RSSI)  
Test Tone Deviation  
TX Audio Input (TA)  
Voting Tone Level  
Instruction manual  
INSTALLATION  
To install the handles onto the front panel of the repeater,  
align the handles with the holes on the front panel, then  
secure the handles using the supplied screws.  
Please consult your dealer for installing the repeater and  
antenna.  
PRECAUTIONS  
Do not expose the unit to rain or moisture; to prevent fire or  
electric shock.  
MICROPHONE  
Connect an optional KMC-27A, KMC-27B, or KMC-9C  
KENWOOD microphone to the MICROPHONE jack on  
the front panel.  
Do not open the unit under any circumstances; to avoid risk of  
electric shock.  
Do not expose the unit to long periods of direct sunlight, nor  
place it close to heating appliances.  
Do not place the unit in excessively dusty and/or humid areas,  
nor on unstable surfaces.  
 

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