Gatekeeper Systems D9801 Purchek Door Manager User Manual
Gatekeeper Systems (HK) Ltd. Purchek Door Manager
User Manual

Purchek Door Manager (D-9801) User Manual 

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 Purchek Door Manager  and the 
equipment experiencing the interference. 
  Connect the equipment into an outlet on a circuit different from that to 
which the Purchek Door Manager 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. 
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. 
This Class B digital apparatus complies with Canadian ICES-003.  
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du 
Canada. 
This device has been designed to operate with the antennas listed below, and having a 
maximum gain of 12 dBi.  Antennas not included in this list or having a gain greater than 
12 dBi are strictly prohibited for use with this device. The required antenna impedance is 
50 ohms. 
Approved Antenna List: 
1. Cushcraft S2401240P12NF 
2. Nearson S151AM-2450S 
To reduce potential radio interference to other users, the antenna type and its gain should 
be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than 
that permitted for successful communication. 
The Gatekeeper Systems Purchek Door Manager is a general purpose transmitter used to 
communicate with the Gatekeeper Systems SmartWheel
tm 
family of wheels. 
Installation and configuration of the Purchek Door Manager should only be 
performed by qualified Gatekeeper Systems personnel. 
Electrical Power: Input : 100-240VAC 
Current : Max 2A 
Frequencies : 47-63Hz  

Description of Operation 
The Gatekeeper Systems D-9801 Purchek
Door Manager contains 2 2.4GHz transceivers 
used to send commands to and receive data from the Gatekeeper Systems wheels and 2 
8KHz line drivers used to send low frequency commands to Gatekeeper Systems wheels. 
The 2 8Khz wire loops are embedded in floor surface carry with different 8Khz signals 
Antenna Connection Diagram 
GateKeeper Systems Wheels

Antenna Installation Diagram: 
1. Two 2.4Ghz Antenna installation diagram 
2. Two 8Khz Antenna installation diagram 
v 

To power on the Purhcek Door Manager, open the cover and press the power switch 
down.  See figure 1.   
The status of the Purchek Door Manager may be determined by the status LEDs located 
on the PCBA of the Purchek Door Manager.  See figure 2 and Table 1 for details. 
Power Switch Location 
Figure 1 

Figure 2 
Status LEDs (Green, Yellow ,Red )  
Status LED Summary 
LED  Meaning 
Solid Green  Unit is powered up (either by AC or from the internal battery) 
Solid Yellow  Unit is operating from internal battery – check AC power 
Flashing Yellow
Internal battery is Charging  
Flashing Red  Unit is mis-configured – Contact Gatekeeper Systems 
Solid Red  Hardware fault – Contact Gatekeeper Systems 
Table 1 

Contacting Gatekeeper Systems 
For more information about the Purchek Door Manager 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. 
Unit 2318~2319, Level 23, Tower 1, Metroplaza 
NO. 223 Hing Fong Road, Kwai Fong, N.T., 
HONG KONG 
(852) 2413 3050
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  
All Other Areas 
Gatekeeper Systems SAS 
58 rue de Neuilly 
Parc des Guillaumes 
93130 Noisy Le Sec 
France 
+33 1 48 54 76 78