Alarms & Faults Power Supplies Joe Kaminski Joe Kaminski is an industrial automation specialist at MRO Electric. Weve got the expertise and years of experience to diagnose FANUC errors quickly and help you find a path to a solution. The interference check evade function of cutter compensation determines that an evade operation will lead to danger. 1 (for PSM-22i to 55i) Over current flowed into the input of the main circuit. Itll get you up to speed with a solid CNC foundation fast. In a modal state in which threedimensional circular interpolation cannot be specified, a threedimensional circular interpolation (G02.4/G03.4) is specified. 415 SERVO ALARM: nTH AXIS EXCESS SHIFT. PSM: Overcurrent flowed into the input circuit. (Digital servo system alarm). Position detection system fault in the nth axis (axis 18) pulse coder (disconnection alarm). The regenerative discharge unit is heated. Please contact us for free consultation about any of the following error codes, or any other problems with your FANUC power supply. If Alarm 51 is present on the spindle power module then PSM issue indicating: DC Bus link is low. Be sure to check out our article covering FANUC CNC . 200 and No.204 for details. FANUC power supply repair or exchange services. A06B-6083-HXXX 2078 and 2079. This water is delivered through a piping system fed from two water tanks that were replaced . Communication error between amplifier and module. Of two axes having adjacent servo axis numbers (parameter No. Joe Kaminski is an industrial automation specialist at MRO Electric. 4 In the main circuit the DC voltage (DC link) has dropped. . 4) Illegal data (a value below 0, etc.) Fastest way to solve problems . For more info, visit www.mroelectric.com. Highspeed current loop (bit 0 of parameter No. If this alarm is issued again, replace the pulse coder. The current control cycle setting does not match the actual current control cycle. SERVO ALARM: n AXIS SYNC TORQUE (M series). Alternatively, in NURBS interpolation mode, a block not relating to NURBS interpolation is specified. 2004 = 1), 3. If youre a CNC Beginnner, check out our CNC Beginners Cookbook. Step 3 - Alarm 8, 9, and A are all the same problem. An error occurred in internal parameter data transfer processing. The input power supply is abnormal (open phase). The main circuit power module (IPM) has detected an abnormal condition. Then overcurrent on the power supply voltage circuit. The servo function for the following has not been enabled when an axis occupying a single DSP (corresponding to two ordinary axes) is specified on the axis setting screen. Have questions about a FANUC CNC product? The main circuit power supply has an open phase. Contact a FANUC expert today. FSSB communication was disconnected suddenly. Servo motor has overheated (estimated value). Alarm List for A06B-6044-Hxxx. CNC Electronics West Inc an Independent GE Fanuc parts repair company; not affiliated too GE Fanuc, Fanuc, Siemens, Mazak or other entities. 2) series SVU: The regenerative discharge amount is too large. The digital servo software detected the soft thermal state (OVC). Over current flowed into the input of the main circuit. We will perform the neededFANUC power supply repairs or recommend the purchase of a new FANUC power supply module. If Alarm 59 presents on SPM in combination with AL.2 on PSM; then cooling Fan has stopped in the PSM. 2) PSMR: The internal cooling fan failed. The temperature of the regenerative resistor has arisen abnormally, Copyright Tri Star CNC Services LLC. ;3) Tool axis direction tool length compensation is applied during tool length compensation, or tool length compensation is applied during tool axis direction tool length compensation. This website uses cookies to improve your experience. Refer to procedure of trouble shooting. A parameter related to pivot tool length compensation is incorrect. Tri Star CNC Services can provide you with more information on the meaning of your alarms. If your CNC displays a Fanuc alarm code, Tennessee Industrial Electronics, LLC can provide fast, reliable diagnosis and repair services. For further information please visit our dedicated Fanuc Alpha Power SupplyPage. NMI OCCURRED IN PMCLSI: 971. SERVO ALARM: nTH AXIS PARAMETER INCORRECT, This alarm occurs when the nth axis (axis 18) is in one of the conditions listed below. FANUC Alpha Power Supply Errors and Alarm Codes Please refer to the following alarm codes pertain to the FANUC 200VAC and 400VAC PS modules with codes PSM HV, PSM, and PSM-R (part numbers started from A06B-6077, A06B-6081, A06B-6087, A06B-6091 ). The power supply department should notify in advance before power outages in areas where there are frequent power outages. Servo drive alarms notes) The alarms marked by *1 have no solution unless control power supply is turned OFF and ON. Failure of System s/w EPROM's. Failure of CRT/MDI power supply - check +5 on CA3, pins 4,5,6 or CP23, pins 1,2; +24 on CD1, pin 14 or CP23, pins 5,6; d. Get when NMI occurs continually. The regenerative discharge circuit is abnormal. Power Supply Alarm 10 or ASpindle Amplifier Alarm b3CNC Alarm SP9113Applies to Alpha i Power SupplyAlarm 10 or A on the Alpha i power supply indicates a failure of the external cooling fan mounted on the heatsink.When the power supply faults out for a bad external fan, the system does its best to get your attention. The input power supply is abnormal (open phase). The input power supply is abnormal (open phase) or the main circuit capacitor was not recharged within the specified time. 1) PSMR: The regenerative discharge amount is too large. In parentheses, the alarm will indicate the axis that the amplifier controls. ;2) A leadingedge offset of threedimensional cutter compensation is applied during sideface offsetting of threedimensional cutter compensation, or a sideface offset of threedimensional cutter compensation is applied during leadingedge offsetting of threedimensional cutter compensation. 2023. 2004, bit 0 of parameter No. If DC voltage of main power supply is abnormally high, overvoltage alarms occurs (HV level: 430V DC). In the main circuit the DC voltage (DC link) has dropped. The contents of the error register for the nth axis (axis 18) exceeded 231 power. For 200V AC input, main circuit voltage is 283V DC (200 x 1.414). Inverter: control power supply undervoltage. Input supply voltage imbalance, IGBT defective. Refer to diagnosis display No. The input power supply is abnormal. WHAT MEANS THIS ALARM??? Once the system has reached this point all the drives become NOT READY and the machine will not be able to move.The amplifier units tend to look alike so it's not a bad idea to access the electronics cabinet with power on (please do it safely) and look at the status displays of the units while the alarm is occurring. Don't attempt to perform anything discussed in this presentation if you are not both fully qualified to do so and have the equipment owner's permission to do so.Once you are done troubleshooting and before performing any maintenance, follow all plant safety and lockout procedures. 1023), odd number and even number, highspeed HRV control can be performed for one axis and not for the other. 5) Parameters No. If you need any help interpreting an error, contact Tri Star CNC Services. Intermountain Power Project. PMC SYSTEM ALARM: 951. The main circuit capacitor was not recharged within the specified time. 200, 201, and No.204 for details. I just replaced with after market, same specs, new fan it is working now. PSM: Input voltage is in the openphase condition. 414 SERVO ALARM: nTH AXIS DETECTION RELATED ERROR. A cooling fan of external cooling has stopped. We're happy to answer any questions you may have, simply click below to get started. The digital servo software detected a broken wire in the pulse coder. 1023) are an odd number followed by an even number (a pair of axes 1 and 2 or axes 5 and 6, for example), a different current control cycle is set for each of the axes. Internal cooling circuit failure, Overload, Input supply voltage imbalance, IPM failure, or control supply voltage decrease of the power module. We're here to help. Highspeed interface axis (bit 4 of parameter No. 405 SERVO ALARM: (ZERO POINT RETURN FAULT). 2013) are incorrect. The sign of feedback data from the builtin pulse coder differs from that of feedback data from the separate detector. The position deviation value when the nth axis (axis 18) moves is larger than the set value. Overcurrent flows into the input of the main circuit (PSM-15 to 30). The IPM (intelligent power module) detected an overheat alarm. The temperature of the regenerative resistor has risen abnormally. We tried the B-65162 manual and could not find what we needed. These apply to : PSM-5.5i, PSM-11i, PSM-15i, PSM-26i, PSM-30i, PSM-37i. 2084 and No. 368 or 369. The possible causes are as follows: 1) The FSSB communication cable was disconnected or broken. 200, 201 for details. Why can I not find any connection information on A06B-6077-H002? Current exceeding the preset value has continued longer than normal. (T series), ILLEGAL CONDITIONS IN POLAR COORDINATE INTERPOLATION, COMMAND G68/G69 INDEPENDENTLY T series (At twopath), FORMAT ERROR IN G81 BLOCK (Hobbing machine, EGB) (M series), G81 NOT COMMANDED (Hobbing machine) (M series), DUPLICATE G83 (COMMANDS) (Hobbing machine) (M series), ILLEGAL COMMAND IN G81 (Hobbing machine, EGB) (M series), RETURN TO REFERENCE POINT (Hobbing machine) (M series), PARAMETER SETTING ERROR (Hobbing machine, EGB) (M series), CAN NOT CHANGE PLANE (RIGID TAP) (M series), ILLEGAL COMMAND IN SYNCHROMODE (T series), COMMAND G250/G251 INDEPENDENTLY (T series), ILLEGAL COMMAND IN SYNCHRMODE (T series), DNC OP. (Keepthe cable on the Servo Amplifier side connected.) A06B-6077-HXXX The temperature of the heat sink has risen. A06B-6091-HXXX PSMR: Input voltage is in the openphase condition. The one tool you will definitely need is a screwdriver. ; To find out more about this fault Select MENU and arrow down to 4 ALARM and hit ENTER. Here are just a few things G-Wizard can help you with: Bonus: Check Out our Other CNC Cookbooks for More In-Depth CNC Information! AL-05 Control power supply fuse blown A first to third reference position return cannot be executed because the reference position has not yet been established. A06B-6110-HXXX. The problem is for voltage of the fan must be same. In the main circuit the DC voltage at the DC link is abnormally high. 1) A G41.3 or G40 block contains a move command. At a quick glance, JIS and Phillips appear to be the same, but a close look reveals that their design is slightly divergent. Learn how your comment data is processed. <1> If blinking continues Replace the Servo Amplifier. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Alarm occurs when regenerative discharge resistor is disconnected. Fill out the form below and a knowledgeable FANUC automation expert will be in touch. Or, when the power was turned on, DRDY went on even though MCON was off. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. If you require a replacement part, know that MRO Electric stocks thousands of FANUC CNC replacements. +5 VDC of the control circuit power supply is abnormally low. On some machines, you might be able to look down from the top of the machine and see the backside of the amplifiers, but let's just assume you can't see the fan without removing something.Unlike the internal fan, you will need some tools. Learning control (bit 5 of parameter No. He was wondering what the different codes stood for, so we wanted to go ahead and list the different alarm codes for this series. Can be issue with the 3ph supply. Due to an NC or servo system fault in the reference position return, there is the possibility that reference position return could not be executed correctly. Fanuc Servo Amplifier 400 Alarm Codes; Alarm Code Message Description; 400. . A cooling fan of external cooling has stopped. was set in parameter No. 5. A speed higher than 524288000 units/s was attempted to be set in the nth axis (axis 18). When there is a fault in the system you will see the information appear in the top box of the teach pendant. A broken wire in the builtin pulse coder was detected by hardware. When the magnetic contactor is turned on, the phase sequence of the power supply cannot be determined. 3) series SVU: The motor current is too high. The input power supply is abnormal. As many knots as the number of steps are not specified at the start and end points. AL03: The Temperature of the main circuit heat sink has risen abnormally. High Voltage Alpha Amplifier A06B-6097-H***. Although NURBS interpolation is not completed yet, the NURBS interpolation mode is turned off. The servo amplifiers tell the CNC they're not going to work either and the CNC displays an SV 606 alarm to pass the message to you. 2020 (motor form) is out of the specified limit. 2) PSMR: The DC link voltage is too high. Below is a list of FANUC servo amplifier alarms and faults with a short description briefly describing the source of each error code. An error occurred in internal parameter data transfer processing. However, the different alarms identify which amplifier axis the alarm exists on. The temperature of the heat sink has risen. Fanuc power supply alarm on PSM modules from the group that has been repairing Fanuc ALPHA power supply modules for over 20 years. 201 for details. Ready to start your automation journey? 400 Alarms600 AlarmsBeta is 6130 AlarmsSVPMi (6134, 6230) Alarms. The main circuit capacitor was not charged with the specific time. Communication between the SVM and the PSM failed. 1 (for PSM-5.5i to 15i) The main circuit power module detected an abnormal condition. (a) Disconnect the feedback cable (JF*) from the Servo Amplifier, and then switch on the power. ;5) Tool center point control is provided during tool axis direction tool length compensation, or tool axis direction tool length compensation is applied during tool center point control. "*2" marks the warnings. Be sure to check out our article covering FANUC CNC Troubleshooting Frequently Asked Questions here. The input power supply is abnormal (open phase) or the main circuit capacitor was not recharged within the specified time. The main circuit power module (IPM) has detected an overload, overcurrent, or control supply voltage decrease, overcurrent, or control supply voltage decrease. The drilling axis specified for the drilling canned cycle is incorrect. From early PMS modules to the latest aiPS; the alarms have been relatively consistent. The requirements for slaves needed for the set current control cycle, including the number, type, and connection method of them, are not satisfied. The temperature of the main circuit heat sink has risen abnormally. He has a background in industrial engineering and supply chain management. Also look at the servo amlifier for alarm code. If the alarms below are present with the corresponding SPM alarms then these are PSM issues! No knot is specified. Some errors, depending on the machine and its series, identify the symptom of a problem, and others point straight to the cause. 2031. Incorrect parameter setting (set value range), Incorrect parameter setting (setting of the rotation axis), Incorrect parameter setting (setting of the tool axis). NOT ALLOWED IN BG.EDIT (M series), SYNCHRONOUS/MIXED CONTROL ERROR (T series (At twopath)), ILLEGAL COMMAND IN SYNCHRO MODE (T series (At twopath)), R CODE NOT FOUND (Grinding machine) (M series), TCODE NOT ALOWEE IN THIS BLOCK (T series), SERVO ALARM: nTH AXIS DETECTION RELATED ERROR, SERVO ALARM: nTH AXIS PARAMETER INCORRECT, SERVO ALARM: n AXIS SYNC TORQUE (M series), G05 P10000 ILLEGAL START UP (HPCC) (M series), HPCC: CRC OFS REMAIN AT CANCEL (M series), ILLEGAL COMMAND (G100, G102, G103) (T series), NEW PRG REGISTERED IN BAXS MOVE (T series), ADDRESS R NOT DEFINED IN G81G86 (T series), ILLEGAL PARAMETER IN G02.3/G03.3 (M series), DIFFERENT AXIS UNIT (PMC AXIS) (M series), IMPROPER GCODE (G05.1 G1 MODE) (M series), IMPROPER MODAL GCODE (G05.1 G1) (M series), G08 CAN NOT BE COMMANDED (G05.1 G1) (M series), CAN NOT ERROR IN MDI MODE (G05.1) (M series), G41/G42 NOT ALLOWED IN MDI MODE (M series), G41/G42 NOT ALLOWED IN MDI MODE (T series), ILLEGAL PARAMETER IN G41.2/ G42.2 (M series), ILLEGAL PARAMETER IN G43.4/ G43.5 (M series), ILLEGAL COMMAND IN G43.4/ G43.5 (M series), EXCESS VELOCITY IN G43.4/ G43.5 (M series), MANUAL INTERVENTION IN 3D CIR (M series), PARAMETER SETTING ERROR 1 (TLAC) (M series), PARAMETER SETTING ERROR 2 (TLAC) (M series), ILLEGAL DRILLING AXIS SELECTED (M series). PMC WATCH DOG ALARM: 970. The nth axis (axis 18) overload signal is on. 4) series SVU: The link voltage is too high. (Nasdaq: LNCR). (axis 1-8) is in one of the conditions listed below. Need help troubleshooting a persistent FANUC alarm code? A cooling fan for the control circuit has stopped. These codes apply to power supplies that start with the following prefixes. 1) A G code that belongs to group 01 except G00 and G01 is specified in G41.3 mode. xxxx to xxxx) that determines the relationship between the rotation axis and rotation plane is incorrect. 417 SERVO ALARM: nTH AXIS PARAMETER INCORRECT, 751 FIRST SPINDLE ALARM DETECTION (ALXX), 761 SECOND SPINDLE ALARM DETECTION (ALXX). As a City we collect 5,927 residential garbage cans each week, and 109 commercial dumpsters. SVM: The control power supply voltage has dropped. This would mean that I have an LV5V Control Power Low Alarm.

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