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1、 GE Fanuc Automation P O Box 8106 Charlottesville VA 22906 GFZ 0085 GE Fanuc Automation Programmable Control Products Series 90TM 30 Programmable Controller Troubleshooting Guide GE Fanuc Automation Programmable Control Products Series 90TM 30 Programmable Controller Troubleshooting Guide GFZ 0085Au
2、gust 1993 This document is based on information available at the time of its publication While efforts have been made to be accurate the in formation contained in this document does not purport to cover all details or variations in hardware and software nor to provide for every contingency in connec
3、tion with installation operation and maintenance This document may describe features not present in all hardware and software systems GE Fanuc Automation as sumes no obligation of notice to holders of this document with re spect to changes subsequently made GE Fanuc Automation makes no representatio
4、n or warranty ex pressed implied or statutory with respect to and assumes no re sponsibility for the accuracy completeness or usefulness of the in formation contained in this document No warranties of merchantability of fitness for purpose shall apply The following are trademarks of GE Fanuc Automat
5、ion North America Inc Alarm Master CIMSTAR Helpmate PROMACRO Series Six CIMPLICITY GEnet Logicmaster Series One Series 90 CIMPLICITY 90 ADS Genius Modelmaster Series Three VuMaster ProLoop CIMPLICITY PowerTRAC Series Five Workmaster Genius Power TRAC Copyright 1993 GE Fanuc Automation North America
6、Inc All Rights Reserved Stand clear of controlled equipment when power is applied If the problem is intermittent sudden unexpected machine motion could occur causing injury Also reference NFPA 70E Part II for addi tional guidelines for safety practices Never reach into a machine to operate a switch
7、since unexpected motion could occur causing injury Remove all electrical power at the Main Power Disconnect to en sure total power removal Always remove power before inserting or removing modules or before connecting I O cabling This guide describes a logical sequence for troubleshooting your Series
8、 90 30 programmable controller It includes the procedure for changing or adding a EPROM or EEPROM to your CPU The Series 90 30 PLC is a member of the Series 90TM family of pro grammable logic controllers from GE Fanuc Automation This is the first release of this Troubleshooting Guide Included are mo
9、dels CPU 311 313 321 323 331 and 341 Series 90TM 30 Programmable Controller Installation Manu al GFK 0356 Series 90TM 30 and 90 20 PLC Hand Held Programmer User s Manual GFK 0402 LogicmasterTM 90 Series 90 30 and 90 20 Programming Software User s Manual GFK 0466 Series 90TM 30 90 20 Programmable Con
10、trollers Reference Manual GFK 0467 At GE Fanuc Automation we strive to produce quality technical documentation After you have used this troubleshooting guide please take a few moments to write us with your comments and suggestions Our address is Manager Technical Publications GE Fanuc Automation PO
11、Box 8106 Charlottesville VA 22906 Drake C Fink Sr Staff Systems Engineer Application programs are normally developed in the CPU s RAM memory and executed from RAM memory If additional program integrity is desired or operation of the PLC with out a battery is desired an optional EEPROM or EPROM can b
12、e installed in a spare socket labeled PROGRAM PROM on the Model 311 313 backplane or in a socket on the model 331 341 CPU module EEPROMs can be written to and read from EPROMs can be read when installed in the PLC however they must be written to using an external PROM pro gramming device Following i
13、s the procedure for adding or changing the EEPROM or EPROM For clarity the term PROM is used to refer to either an EEPROM or an EPROM 1 Remove power from the system 2 If 311 313 Remove all modules including the power supply Remove the plastic cover 3 If 331 341 Remove CPU from backplane Remove front
14、 plate and bezel Unsnap circuit board and remove from case 4 If the socket is the type which has a screw near the top edge some versions of 311 331 loosen screw at top of PROM socket CCW twist 5 If present remove old PROM from socket Replace with or install new PROM Orient the PROM so the end with a
15、 notch the top of the prom is toward the top edge of the backplane Pin 1 of the prom is the first pin on the left as you move counter clockwise from the notch On the 311 331 correct installation orients the notch toward the screw 6 When present tighten screw at top of PROM socket CW twist 7 If 311 3
16、13 Replace the plastic cover Replace all modules including the power supply 8 If 331 CPU Assure jumper JP1 located at the bottom of the PROM socket is in the 1 2 position for EPROM and the 3 2 position for EEPROM This informs the CPU firmware which type of device is present 9 If 331 341 CPU Replace circuit board in case Reinstall front plate and bezel Replace CPU in backplane 10 Apply power The PLC follows the flowchart found in the Power Up Sequence figure in the Power Up and Power Down Section
