Table Of Contents - Pittway NOTIFIER AM2020 Troubleshooting Manual

Section One: Introduction ........................................................................................... 4
Removing and Reapplying Power to the AM2020/AFP1010 ....................................................................... 4
Static Precautions When Working with the AM2020/AFP1010 .................................................................... 4
Section Two: AM2020/AFP1010 Hardware ................................................................... 5
Ground Fault ............................................................................................................................................... 5
The Affects of Multiple Impedances to Earth Ground ............................................................................................. 6
The Affects of Capacitance on Ground Fault .......................................................................................................... 7
Low Chamber Value .................................................................................................................................... 9
Maintenance Required / Pre-Alarm Alert .................................................................................................... 9
Catastrophic LIB Communications Fault from a Consecutive Group of LIBs ............................................. 10
Drift Compensation Error .......................................................................................................................... 10
Invalid Replies from All Devices on Every SLC Loop ................................................................................ 12
Intermittent Invalid Reply .......................................................................................................................... 12
Display Trouble LED Illuminated, Piezo Sounding Steadily, and AC LED Flashing .................................... 13
Short Circuit from a Control Module or XPC Point .................................................................................... 13
Open Circuit from a Control Module or XPC Point .................................................................................... 13
Constant Invalid Reply .............................................................................................................................. 14
Invalid Reply from an XP Transponder Point ............................................................................................. 14
What Does the Switch (SW1) on the CPU Board Do? .............................................................................. 15
What Type of Transient Protection Does the AM2020/AFP1010 Have? .................................................... 16
What is the MPS-TR Used For? ............................................................................................................... 16
Can I Reset the AM2020/AFP1010 From a Key Switch? .......................................................................... 16
Section Three: AM2020/AFP1010 Software .............................................................. 17
Possible Causes for Software Related Problems ...................................................................................... 17
The System Will Not Accept Any New Programming Information ............................................................. 17
The System Loses all Programmed Information ....................................................................................... 17
The Operator Gets Kicked out of Programming Every Time a New Point is Added ................................... 18
The Piezo Sounder Continues to Beep After All Events Have Been Acknowledged ................................. 18
What is the Difference between a Forward-Activated and a Reverse-Activated Zone? ............................. 19
Forward Activated Zones ...................................................................................................................................... 19
Reverse Activated Zones ...................................................................................................................................... 19
How Does the "OR" Function Work? ........................................................................................................ 20
How Does the "AND" Function Work? ...................................................................................................... 21
How Does the "NOT" Function Work? ...................................................................................................... 21
How Does the "XZONE" Function Work? .................................................................................................. 22
How Does the "DEL" Function Work? ....................................................................................................... 23
How Does the "TIM" Function Work? ........................................................................................................ 24
How Does the "SDEL" Function Work ....................................................................................................... 24
What is Day/Night Sensitivity? .................................................................................................................. 26
What Does "Do You Want to Modify NFPA Listings" Mean? ...................................................................... 26
Section Four: Serial Communications ...................................................................... 28
CRT Terminal Does Not Display Any Data ................................................................................................ 28
The CRT Displays Information But Does Not Transmit Any Keyboard Input to the Panel .......................... 28
After Adding the SIB to the Panel The EIA-232 Interface Works But the EIA-485 Does Not ..................... 29
Password Cannot be Entered and System Seems to Enter Characters by Itself ...................................... 29
Can I Map a Detector or Module to More Than One Annunciator Point? ................................................... 29
How Far From the Panel Can the CRT or Printer Be Located? ................................................................. 30
Can the EIA-232 Terminal Connection be Used on the SIB-NET/SIB-2048/SIB-2048A to Program? ........ 30
Section Five: AM2020/AFP1010 Trouble Codes ....................................................... 31
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Table of Contents

AM2020/AFP1010 Troubleshooting Guide 50432 Revision A 8/13/97
firealarmresources.com
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