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What factors should I consider when using an external power supply with a Gemini control panel?

Answer:
We recommend that you consider an external power supply for your system if the power draw is close to the maximum allowed by the control panel.  
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With a Gemini GEM-Series security system, if I replace an existing keypad, does the new keypad need to be reprogrammed?

Answer:
All keypads must be addressed properly in order to communicate with the control panel.  The GEM-RP2/GEM-K2 and GEM-RP3/GEM-K3 series are addressed through an address jumper setting and the GEM-RP1/ GEM-K1 series are addressed through keypad...

With a Gemini control panel, can I program a delay before reporting a tripped zone?

Answer:
Yes, if you need a zone to delay before reporting, add a delay using the Zone Configuration screen in PCD-Windows Quickloader software.
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I have a Gemini GEM-P3200 series control panel that includes a GEM-ACM1D Access Control Accessory and a GEM-2D Second Door Accessory. How can I ensure that the security system logs the access control history for all ACM devices in the system?

Answer:
To ensure that the access control history is logged for all ACM devices within the system, program 1 active or 1 spare zone to each Area that has an ACM assigned. Having a zone assigned to an Area allows the control panel to recognize each part of...

Does the iSecure system support my existing Gemini wireless transmitters?

Answer:
Yes, absolutely! iSecure supports all of the Gemini wireless transmitters. Note: iSecure does not support point 2 of the GEM-TRANS2.

How can I supervise the keypad communication bus of the Gemini GEM-P3200, GEM-P9600 or the GEM-X255 control panel to ensure that the bus is not compromised?

Answer:
The keypad communication bus on all NAPCO control panels is fully self-supervised and will locally annunciate a trouble if for any reason a programmed device does not respond to a control panel poll. Devices connected to the keypad communication bus,...

Does the GEM-K1VPS keypad announce zone faults via an audible voice description?

Answer:
No, the GEM-K1VPS does not announce zone faults. However, the GEM-K1VPS will annunciate all keypad menu options, including:
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How do I add a strobe or siren that will annunciate when a door at my school is opened?

Answer:
How to annunciate (e.g. add a strobe) when a door is opened.

Do you have a simplified Gemini User's Guide for use with Gemini control panels and "K Series" STAY/AWAY Keypads?

Answer:
Yes.  The following is a helpful guide to basic NAPCO Gemini security system operations:
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Can I turn off or reduce the brightness of the GEM-DK1CA keypad backlighting?

Answer:
Yes, with the alpha keypads, you can independently turn off the backlighting of the LCD display and/or the backlighting of the keypad buttons. If you wish to reduce the keypad LCD backlighting intensity, you may only reduce the backlighting of the...

The total power draw from all connected devices exceeds the power rating of my control panel. How do I install an auxiliary power supply?

Answer:
It is always important to be mindful of and to calculate the total auxiliary power draw from all connected devices.  Overdrawing control panel power can damage the control panel or cause unpredictable troubles and false alarms.
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What is a control panel "cold start", and do I have to perform it during an EPROM Upgrade?

Answer:
"Cold starting" a control panel resets the control panel back to its original "default" condition, i.e. the state it was in when it left the factory.  It clears the control panel of all programming and settings.  ALWAYS perform a cold start...

Is it possible to report openings and closings in 3/1 format? How do I set up users to report openings and closings when reporting in 3/1 format? How does my central station differentiate between users for reporting purposes?

Answer:
It is possible to report user openings and closings to your central station using 3/1 format, but due to the limited amount of information that can be transmitted when using 3/1 format, certain aspects of the data may not be available for...

Which NAPCO products can I use to connect to my existing NAPCO control panels and upload and download programming information?

Answer:
There are several communication methods you can use to connect to your existing control panels: 
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How can I confirm that the "cold start" of my Gemini control panel was performed successfully?

Answer:
After using Keypad Configuration Mode (also called Direct Address Programming) to "cold start" the control panel, the keypad will display the address number used to initiate the cold start, and will also display two letters ("XX").  Proceed as...

How do I remove pre-existing wireless zones from my GEMINI control panel installation?

Answer:
Enter Program Mode using the keypad or using PCD-Windows Quickloader download software and remove the RF IDs of the wireless devices from the system.  After the RF IDs are removed, you will then be able to remove the zones from the Area....

What is Keypad Configuration Mode (also called Direct Address Programming) and how do I get into it to change the keypad address on my Gemini control panel?

Answer:
Keypad Configuration Mode is an extension of Dealer Program Mode wherein data is entered at the keypad by the individual address location.  Keypad Configuration Mode (also called Direct Address Programming) allows you to use a keypad to go...

Are the System Sensor model COSMO-2W and COSMO-4W combination smoke and carbon monoxide detectors UL Listed for use with Gemini control panels?

Answer:
The System Sensor COSMOD2W and COSMOD4W interface modules are UL Listed for use with suitably rated UL Residential and Commercial Fire Alarm Control Panels.  In addition, the COSMO-2W 2-wire module does not require a 2-wire compatibility listing...

Can I program a GEM-P801 control panel to disable the chime for an Entry/Exit Zone without disabling all chimes for all zones?

Answer:
Yes; for the zone you wish to have the chime disabled, program the zone as an Exit/Entry Zone and also as an Exit/Entry Follower Zone.
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How can I determine the firmware version of my Gemini control panel and LCD keypad?

Answer:
With the Gemini control panel models GEM-P816, GEM-P1632, GEM-P1664, GEM-P3200, GEM-P9600 or GEM-X255 and the GEM-RP1 series or GEM-K1 series two-line LCD keypads: 
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The control panel Master Security Code is unknown and unobtainable, thus disallowing entry into the control panel Dealer Program Mode. Which Gemini control panels allow their EPROM chips to be replaced, thereby assigning a new Master Security Code?

Answer:
The GEM-P3200, GEM-P9600 and GEM-X255 control panels (firmware version 60 and earlier) allow for a new EPROM chip to provide a new Master Security Code.  Each GEM-P3200, GEM-P9600 and GEM-X255 control panel PC board contains a replaceable EPROM...

Which Gemini control panels require the programming keypad to be designated as "keypad #1"?

Answer:
For control panels GEM-P816, GEM-P1632 and GEM-P1664 firmware version 30 or higher, any keypad in the system can be used for keypad programming.  For older control panel versions below V30, the programming keypad must be designated as "keypad...

The control panel is physically inaccessible. How can I enter Keypad Configuration Mode without touching the control panel Configuration jumper?

Answer:
Disconnect the yellow and green wires from the keypad.  Wait for the keypad to display "Out of System", thus indicating the system has entered Keypad Configuration Mode.

How can I clear the trouble E22-XX (XX = designated zone number in trouble) that appears on my Gemini keypad display?

Answer:
At the keypad, first press RESET to acknowledge the trouble, then press FUNCTION or MENU (depending on the keypad model) repeatedly until Reset System Trouble Y/N appears, then press YES. 
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When a Gemini control panel is armed with the "Easy Arm" procedure, can the control panel be disarmed with a "Service Code"?

Answer:
No, a Service Code will only disarm a system that has been armed with the Service Code.  If the control panel was armed by any other means (e.g. Auto Arm, Easy Arm, a normal User Code), then the Service Code is not valid to disarm the...

For Gemini keypad models GEM-RP1Cae2, GEM-K1CA, GEM-DK1CA and GEM-K1VPS, what is the highest EZM address that may be configured through keypad configuration?

Answer:
In "Keypad Configuration," you can program the keypad up to EZM address 22.  For any Gemini control panel utilizing more than 22 EZMs, we recommend using the GEM-EZM8 for the additional EZMs.  The maximum number of supported EZMs for each...

When adding a separate power supply to my Gemini control panel, are there any important wiring guidelines that you can suggest?

Answer:
You must common the negative wire from the power supply to a negative on the control panel (such as the Keypad negative wire or the Aux Power negative terminal). 

What are the differences between a Monitor Zone and a Supervisory Zone, and in which cases would I use each type?

Answer:
A Monitor Zone is used to monitor Fire troubles in the system.  The four-integral EZM zones on the GEMC-NAC7 extender, or the monitoring of AC power and battery troubles on Auxiliary power supplies are examples of Zones that would be programmed...

Which Napco control panels can be programmed to Auto Arm and Auto Disarm?

Answer:
The GEM-P816, GEM-P1632 and the GEM-P1664 control panels can only be programmed to Auto Arm.  The GEM-P3200, GEM-P9600, GEM-X255 and MA3000 control panels can be programmed to Auto Arm and Auto Disarm.  Note:  All control panel models...

What are the default Master Security Codes for the Gemini series control panels?

Answer:
The default Master Security Codes for each Gemini control panel series are:
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With all Napco Gemini control panels, when attempting to enter Dealer Program Mode using the keypad (when enabling the selection "Activate Program"), why does the keypad message "Not Allowed Try Again" appear?

Answer:
This message appears when attempting to enter Dealer Program Mode and the control panel has multiple Areas in the system still armed, or the control panel is in the process of dialing out to the central station.

Which Napco control panels support Zone Doubling?

Answer:
The Napco control panels that support Zone Doubling are the Gemini GEM-P1632, GEM-P1664, GEM-P800 and the Napco Express XP-600 and XP-400.

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