DSC 2550

Most Frequently Asked Questions
DSC 2550
TO CHANGE OR ADD A CODE:
• Press *5
• Enter your master On/Off code
• Enter user number to change (1 - 8)(master code is 1)
• Enter new 4 digit code
• Press # #
• Get a green ready light and test your new code.
TO CHANGE OR ADD A CODE:
• Press *5, Enter your master On/Off code, Enter user number to change (1 - 8), Enter new 4 digit code, Press # #. Get a
green ready light and test your new code.
MY YELLOW TROUBLE LIGHT IS ON &/OR BEEPING:
• To Silence the keypad beeping at any time, press (*) (2) (#). The trouble light will remain on until the trouble
condition is cleared, but the beeping will stop.
• Press (*) (2) to determine what the trouble is
One of the zone numbers will be illuminated. This zone number corresponds to one of the the trouble conditions listed below.
Please call or e-mail for help in resetting your system. The yellow trouble light should never be on.
Trouble 1=Low back-up battery in the main control panel (basement or utility room).
• You will need to replace your 12v 5 ah rechargeable battery - we can send it to you via UPS for you to change yourself or
you can schedule a service call.
Trouble 2=Electric Failure
• Electric is out
• Alarm transformer is unplugged
• Circuit breaker is tripped
Trouble 4=No Dial tone on your land line phone (call your phone line provider)
• Did you get rid of your land line?
• Did you change phone line providers?
• Did you switch from Comcast to Verizon?
• Did you change or move your phone modem?
Trouble 5=Failure to communicate to central station. This means the alarm was activated but the signal did not reach the central
station.
• Did you get rid of your land line?
• Did you change phone line providers?
• Did you switch from Comcast to Verizon?
• Did you change or move your phone modem?
You can try to reset your phone modem and then call to test the alarm into the central station. In some cases, the central station
can help clear this trouble.
Trouble 6=Bell Circuit Trouble
Trouble 7=Smoke detector Circuit Trouble
Trouble 8= Loss Of Time on System Clock - (see below to reset time)
TO SET CLOCK (trouble 8)
• Step 1 – Enter time/date programming by pressing [*][6] + [Master Code] + [1]
• Step 2 – Enter [HH:MM]
• Step 3 – Press [#] to exit
Note: Program the time using military standard (e.g. 8:00 pm = 20:00 hours)
For Example: 8:00 pm [*] [6] + [4 Digit on/off code] + [1] 2000 [#]
For Example: 8:00 am [*] [6] + [4 Digit on/off code] + [1] 0800 [#]

DSC 2550 Specifications

General

Brand	DSC
Model	2550
Category	Security System
Language	English

Summary

Frequently Asked Questions

Changing or Adding Access Codes

Instructions for modifying or creating user codes for the alarm system.

Trouble Light Identification

Explains the yellow trouble light and how to identify specific system issues indicated by zone lights.

Setting the System Clock

Procedure to set the correct time and date on the alarm system.

System Overview and Installation

How the System Works

Explains the system's components like control panel, keypads, and sensors, and their basic operation.

Notes for UL Installations

Details specific requirements and considerations for Underwriters Laboratories (UL) certified installations.

System Operation Procedures

Master Code Functionality

Explains the role and usage of the 4-digit master code for system control and programming.

Arming and Bypass Options

Covers arming the system, auto-bypass for home-away, and entry delay off arming.

Disarming and Zone Management

Disarming the System and Alarm Memory

Procedure for disarming the system and accessing alarm history.

Zone Bypassing

Instructions on how to bypass specific zones, allowing system arming with open or faulty zones.

Troubleshooting and Alarm Handling

Trouble Display Interpretation

Explains how to interpret trouble conditions shown by zone lights on the keypad.

Smoke Detector and Fire Alarm Reset

Procedure to reset smoke detectors and manage fire alarm transmissions.

Keypad Commands and Features

Special Keypad Transmissions (F, A, P)

Explains how to activate Fire, Auxiliary, and Panic transmissions using specific keys.

Keypad [#] Button Usage

Describes the purpose of the [#] key for error correction and returning to the ready state.

System Status Indicators

Keypad Indicator Lights Explained

Explains the meaning of various status lights on the keypad, such as Zone, Ready, and Armed.

Programming and Features

Additional Access Code Programming

Guide to adding, changing, or erasing user access codes for the system.

Quick-Arm, Quick Exit, and Chime Features

Covers features for faster arming, controlled exiting, and door chime notifications.

Testing, Features, and Maintenance

Alarm Test Procedure

Steps to perform a weekly system test, including bell and sensor checks.

Keypad Zone Functions (F, A, P)

Details the specific functionality of the Fire, Auxiliary, and Panic keys on the keypad.

Routine Maintenance

Recommendations for basic upkeep, cleaning, and battery replacement for the system.

System Testing and Home Safety

Weekly System Testing

Comprehensive guide for performing weekly tests on the alarm system's components.

Household Fire Safety Audit

Checklist for evaluating home safety related to electrical appliances, flammable liquids, and furnaces.

Family Escape Planning

Developing a Fire Escape Plan

Guidance on creating and rehearsing a family escape plan for fire emergencies.

Warranty and Important Notes

Limited Warranty Information

Outlines the terms and conditions of the 12-month limited warranty for the product.

System Testing Recommendation

Emphasizes the importance of regular system testing and potential failure points.