Gatekeeper Systems D9670A Long Range Transmitter User Manual
Gatekeeper Systems (HK) Ltd. Long Range Transmitter
user manual

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Long Range Transmitter 2 (D-9670A) 
User Manual 

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INSTRUCTION TO THE USER 
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 typical 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 on the device experiencing the interference 
  Increase the separation between the equipment and receiver. 
  Connect the equipment into an outlet on a circuit different from that to which this device is 
connected 
  Consult the dealer or experienced technician for the device experiencing the interference 
In order to maintain compliance with FCC regulations, no changes can be made to this equipment 
without the approval of Gatekeeper Systems, Inc.  The user is cautioned that any changes or 
modifications made to the equipment without the approval of Gatekeeper Systems, Inc. could void 
the user’s authority to operate this equipment. 
This device complies with part 15 of the FCC Rules.  Operation is subject to the following two 
conditions: (1) this device may not cause harmful interference, and (2) this device must accept 
any interference received, including interference that may cause undesired operation. 
This device complies with Industry Canada’s licence-exempt RSSs. Operation is subject 
to the following two conditions: (1) This device may not cause interference; and (2) This 
device must accept any interference, including interference that may cause undesired 
operation of the device. 
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio 
exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne 
doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage 
radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. 
Hereby, Gatekeeper Systems (HK), Ltd ,declares that this Long Range Transmitter 2 is in 
compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. 
Crossed out wheeled bin symbol 126. All new EEE products must be marked with  
the crossed out wheeled bin symbol. In exceptional cases, where this is not possible 
because of the size or function of the product, the crossed out wheeled bin symbol must 
be printed on the packaging, the instructions for use and the accompanying warranty 
where applicable. This symbol aims to encourage the consumer to discard the product  
separately from general waste, either at the network of designated  
collection facilities or by returning it to a distributor who provides  
in-store take-back of WEEE 
The suggested ambient temperature is around 25°C 

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1.  Long Range Transmitter 2:  
The Gatekeeper Systems D-9760A Long Range Transmitter 2 contains two 2.4GHz 
transceivers and it is used to send commands to and receive data from the Gatekeeper 
Systems wheels.  
2.  Long Range Transmitter 2 details: 
Power up Long Range Transmitter 2, by providing +3.3V DC power supply or AC/DC 
adaptor (which do not included in the selling package) at connector block pin 1 and 
grounding at connector block pin 4. 
While power up, Green LED will be ON to indicate Long Range Transmitter 2 is power up. 
Then the Green LED will start flashing. It indicates that the Long Range Transmitter 2 is in 
operating mode. 
Connector Block  Definition: 
Pin 
Name 
Description 
1 
3.3VDC 
+3.3V DC, 1.5A  
4 
GND IN 
Power Grounding  
Green LED Definition: 
Status 
Description 
Solid  
Power Up  
Flashing 
Operating Mode  
Screw Mounting holes (Installation) 
Mount Long Range Transmitter 2 on the table or on the wall flatly by four screw holes with 
the bottom mounting surface (The surface of four screw holes) and the table or wall with a 
slot at the center 
Connector Block 
Green LED  
DIP Switch 
Screw Mounting 
Holes 

4 
DIP Switch Definition: 

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Contacting Gatekeeper Systems 
For more information about the Long Range Transmitter 2 and troubleshooting, to order 
parts or report an issue, contact the Gatekeeper Systems Inc. regional Customer Support 
office nearest to your location. 
Hong Kong 
Gatekeeper Systems (HK), Ltd. 
36/F, Tower 2, Times Square 
1 Matheson Street, Causeway Bay, Hong Kong 
USA 
Gatekeeper Systems, Inc. 
8 Studebaker 
Irvine, CA 92618 
(888) 808-9433 
Canada 
Gatekeeper Systems Canada, Ltd. 
272 Galaxy Boulevard 
Etobicoke, Ontario 
Canada 
M9W 5R8 
(888) 525-3564