Simplex Expanded Transponder Troubleshooting Guide

2120 Multiplex Transponder Guide 1996 Simplex Time Recorder Co Gardner Mass 01441 0001 U S A 10 86 HAZARD power when making any internal servicing be performed by qualiied Simplex Representa REQUIREMENT system disconnect removing power FIRST and AC power When connecting to this system connect AC power FIRST and last TO USE THIS PUBLiCATlON publication contains troubleshooting procedures for 2120 expanded transponders ETs Refer to 2120 Expanded Transponder General Information for background information on 2120 ETs troubleshooting an ET you should have the following documents on hand A copy of the specific ET cabinet drawing supplied with the system This drawing will show you the configuration of a specific ET A copy of the specific 2120 Expanded Transponder Functions Sheet M 1320 2120 Multiplex Troubleshooting Guide 2120 Multiplex Jumper Placement and Switch Settings guide uses flowcharts to help you efficiently isolate ET troubles Each flowchart is given a figure number such as 1A or 3C indicate that there is a group of figures associated with a troubleshooting procedure Any given flowchart contains all the information necessary to perform any or checks called out on that flowchart Follow the flowcharts exactly and when you reach a figure reference PROCEED DIRECTLY TO THE REFERENCED FIGURE TO USE THIS PUBLICATION troubleshooting procedures should always begin in the 2120 Multiplex Troubleshooting Guide to avoid misled by trouble symptoms You will refer to the ET troubleshooting guide under the following You have reached the Transponder Flowchart in the 2120 Multiplex Troubleshooting Guide and you have or control point troubles on an ET You have begun troubleshooting a communications problem i e CHANNEL HAS FAILED in the Flowchart and you have isolated the problem to an ET You have an ET power supply problem POWER BATTERY FAIL or GROUND FAULT trouble message One of the following troubles refer to an ET XPNDR COM FAILED PRI XPNDR COM FAILED SEC One or more ET monitor points are locked in alarm The trouble message OPEN LINE LOC SWITCH is reported should always begin the ET troubleshooting procedures with Figure 1 INFORMATION certain I O boards can be used with any one daughter card For that reason you shoulld know which l O are used with each ET daughter card Table A lists compatible ET daughter and I O cards A ET Daughter and I O Cards CARD I O BOA RDS monitor board 562448 monitor I O board 562 390 monitor I O board 562 398 alarm digital monitor board 562 506 alarm digital monitor l O board 562505 alarm digital monitor board A 562 465 alarm digital monitor l O board A 562 466 control board with supervision 562 445 12OV relay I O board 562 447 relay I O board Class A 562 450 audio relay I O board 562 508 control board without 562 459 12OV relay I O board 562 447 relay I O board 562 392 Definitions symbol is used to request a certain act test or Perform the action before continuing symbol will contain a simple question usually on the action that preceded it Two points will labeled one point the other Exit at point which provides the correct answer to the symbol indicates that the steps are continued on flowchart The flowchart figure number will be inside the symbol Flowchart figure numbers at the bottom of each flowchart A similar with a reference to the previous flowchart number will appear on the figure indicated used when additional reference symbol is available and it is always connected to action symbol Refer to the referenced material to performing the action symbol indicates that the steps are continued on part of the same page The number within the will match the number in a circle at the point the flow continues symbol indicates that a very serious malfunction and additional assistance required The within symbol will recommend a of aid YOU YOU REFERENCE THIS REFERENCE THIS THE TO THE BASIC MULTIPLEX MONITOR OR CONTROL POINT TROUBLES HAS FAILED TROUBLE HAS BEEN TO AN ET TROUBLE FAULT TROUBLE COM FAILED PRI FOR AN ET COM FAILED SEC FOR AN ET U 2A U 4A U 5A I v U 6A OR MORE ET MONlTOR POINTS LOCKED ALARM LINE LOC SWITCH TROUBLE Point 1 TO THE ET THE Monitor and Control Point Troubles 2A THAN ONE ON THE EXTERNAL MONITOR WIRING FOR SHORTS OPENS REPAIR AS HARNESS BETWEEN BOARD AND ALL JUMPER PLACEMENTS SWITCH SETTINGS ON THE CARD APPROPRIATE BOARD NEEDED 1 1 I BOARD Monitor and Control Point Troubles 26 THAN ONE ON THE ALL JUMPER PLACEMENTS SWITCH SElTlNGS ON THE CARD NEEDED EXTERNAL CONTROL WIRING FOR SHORTS OPENS REPAIR AS DAUGHTER BOARD Monitor and Control Point Troubles 2C HAVE ISOLATED A HAS FAILED TO AN ET GO THAT ET ALL JUMPER PLACEMENTS SWITCH SETTINGS ON THE DAUGHTER CARD NEEDED YOUR VOM TO THE GODCV AND CONNECT POWER CONVERTER BOARD SHOWN BELOW THE ACROSS THE ABOUT ABOUT CONVERTER TBl SHOWN Failure Isolated to an ET 3A YOUR VOM TO THE 3DVC AND CONNECT THE POINTS BELOW THE LEVEL POWER TO THE ET FOLLOWS DISCONNECT BAlTERIES DISCONNECT AC LAST ALL ET CARDS POWER TO THE ET FOLLOWS CONNECTAC CONNECT BAlTERlES YOUR VOM THE POINTS BELOW THE BLACK LEAD VOM LEAD OF TO PIN 2 IC16 Failure Isolated to an ET 38 THE ET BOARD NOTE BELOW THE BOARD HAVE A POSSIBLE PROGRAM THE ET AELD SUPPORT SERVICE M 83 When all ICs located Then carefully CPU board ET CPU board sockets IC2 note which socket the mounts sure Failure Isolated to an ET 3C POWER TO THE ET FOLLOWS DISCONNECT BAlTERIES DISCONNECT AC LAST