Mitsubishi Service & Repair Forum

ALARM : AL20 GIVEN after 3 to 4 operations.servo drive model no:MR-J2S-70A

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— Posted by SUBBARAYULU.K on 2009-05-06

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If you need your Mitsubishi unit tested or repaired,
give us a call at 1-336-969-0110.
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 107 Comments

#Mitsubishi by SYED TALHA ANSAR on 2011-01-09 16:48
DEAR SIR I AM USING MR-J2S-10A BUT SOME OF MY DERIVES R INDICATING AL-E9I HAVE REPLACED ITS POWER MODULE BUT THE PROBLEM IS STILL THEREWILL U PLZ GUIDE METHANX

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#Mitsubishi by DeLurgio on 2021-07-10 09:55
The Mitsubishi Q64AD-GH A/D input module malfunctioned, causing downtime. This occurred during the night shift on July 12th. Please advise ASAP.

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#Mitsubishi by Bruno Neto on 2010-10-18 09:10
I\'m having a trouble with a MR-J2S-70A (Servo Amplifier)It\'s returning the alarm 37 and i don\'t use the regenarative brake and the parameters are well definided for that...The alarms is still there and i\'d like to know if there is anyway to fix it...Thanks for all the information that you can gi…Purchase or Repair: Ticket Image...
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#Mitsubishi by zhangmenglong on 2010-01-21 04:25
Looking for repair for Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier - experiencing erratic movements and abnormal noises during operation. Need assistance ASAP to ensure operations remain uninterrupted.

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The Mitsubishi Electric BD625A887G52 KON-128H power supply unit seems to be malfunctioning. It is exhibiting unusual behavior, but I'm not certain what the issue is.

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#Mitsubishi by Asheesh on 2025-01-15 02:09
One of the boards on the Mitsubishi FX3U-7DM display module has failed, causing a disruption in the system. Need to troubleshoot and replace

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#Mitsubishi by Nelsen on 2010-03-19 23:27
We experienced downtime due to an issue with the Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. This occurred during the night shift today. Could you please provide insights into what went wrong to help us resolve the problem before the next shift?

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#Mitsubishi by Pai on 2024-08-30 11:23
Do you have a Mitsubishi MDS-C1-SPH-55 in stock for sale or repair? Our production is waiting on this crucial component.

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#Mitsubishi by Mike Stalzer on 2016-07-23 00:00
Based on my previous experience, the MITSUBISHI PD21B CNC module might be experiencing intermittent power loss resulting in frequent system freezing during operation. This could indicate a potential issue with the power supply or internal connections. Further inspection by a qualified technician is …Purchase or Repair: Ticket Image...
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#Mitsubishi by Lon on 2010-04-12 10:16
I need assistance with the Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier unit. It caused downtime. What happened? When did it occur? Waiting for a quick answer before the next shift.

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#Mitsubishi by lyndon hammill on 2024-10-07 17:02
Mitsubishi Q68DAI D/A Converter Module is malfunctioning, impacting production line output. Urgent repair needed to resume operations

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#Mitsubishi by Hitoshi Sugi on 2008-05-06 06:05
Dear sir.We are manufacturing the electrical machinery and apparatus in Japan.Our customer is using Mitsubishi Melservo MR-SA 202U.But Alarm code 24 indicated on the display of that one.The servomotor did not move. Please estimate it for repair if it is possible. Products .....Mitsubishi AC servo MR…Purchase or Repair: Ticket Image...
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#Mitsubishi by KOSTAS on 2010-10-04 16:55
Could you please provide detailed information on troubleshooting and repairing a Mitsubishi MR-SA-33T Melservo-SA Servo Drive? My client is experiencing some issues with it. Thank you.

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#Mitsubishi by Langhirt on 2022-10-12 00:00
Could you provide further details regarding the malfunction of the Mitsubishi fr-e520-7-5k-na unit?

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#Mitsubishi by Glenn Karl on 2010-04-19 13:15
I'm interested in purchasing a Mitsubishi MR-SA-33T Melservo-SA Servo Drive. Can you please provide information on pricing and availability? I'm looking to source one quickly. Thank you.

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#Mitsubishi by DITMER on 2010-01-29 20:19
We experienced downtime due to an issue with the Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier. Can you please provide some guidance on what might have caused this and when it occurred? Appreciate your

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Hello! I hope you're doing well. I'm working on getting your Mitsubishi Electric Corporation MDS-C1-V2-1010 servo drive repaired or replaced. Before proceeding, I just wanted to confirm if it can be repaired or if a new one needs to be purchased. Your

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#Mitsubishi by Tim Van Bruggen on 2011-04-05 14:05
I have a Mitsubishi lathe model M-TC8A serial TC8A-005. I believe one of the soft keys on the controll is sticking. I have removed both the small board and large board and cannot find anything wrong with them. I am pretty sure that one is sticking because I can here the beep and all my lights flash …Purchase or Repair: Ticket Image...
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#Mitsubishi by gilliland on 2014-08-01 00:00
Hi there, I'm interested in purchasing a Mitsubishi MDS-A-BT-6 unit. I wanted to inquire about pricing and availability as I'm looking to source one quickly. Thank you!

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#Mitsubishi by vahid on 2010-02-12 23:07
Do you have a Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier available for sale or repair? Our unit went down, and we need to get production running smoothly again. Thank you.

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#Mitsubishi by SADI on 2019-06-29 04:04
Our Mitsubishi FR-E720S-11 SC-EC industrial inverter unit is showing errors and not functioning properly. We need urgent repair service to get it up and running again. Please provide availability for a technician to come to our facility. Thank you.

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#Mitsubishi by Phil Hibdon on 2025-04-15 06:47
The Mitsubishi 501W000 drive unit is malfunctioning, causing a complete halt in production. Urgent repairs are needed to ensure minimal downtime and resume operations swiftly.

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#Mitsubishi by Jorge Coelho on 2010-09-18 15:20
have you a schematic diagram of this unit?have you some information to help us to fix this problem?Thank you

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#Mitsubishi by Mehmet KARA on 2007-06-24 02:40
When I turn on the uniformity machinery, al32 alarm appears suddenly on mrh350an servo driver.Please help me. What does it mean \"al32\"

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#Mitsubishi Electric by Basudev on 2010-10-24 16:41
I'm experiencing difficulty with the Mitsubishi Electric BD625A887G52 KON-128H power supply. It seems to have stopped working and I'm unsure why. Could you please assist me with this issue?

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#Mitsubishi Electric by aji on 2010-07-01 06:57
Machine is not powering up.

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#Mitsubishi by SLANINA on 2010-11-18 01:17
The Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier unit is down. Needs immediate attention. Please follow up during the day. - Night shift maintenance crew.

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#Mitsubishi by Phanom on 2008-01-31 09:13
I HOPE THATE YOU HELP US TO SOLV THES PROPLEM IN MELSERVO MODEL MR-SA502WHEN POWER ON THE ALARM COD AL24 IS DISPLAY THANK YOU FOR YOUR SUPPORT

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#Mitsubishi by hussein atrees on 2006-11-02 04:36
I HOPE THATE YOU HELP US TO SOLV THES PROPLEM IN MELSERVO MODEL MR-SA502WHEN POWER ON THE ALARM COD AL32 IS DISPLAY THANK YOU FOR YOUR SUPPORT

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#Mitsubishi by ellis on 2010-11-29 08:12
Hello, I am reaching out on behalf of my client regarding an issue with a Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier. Could you please provide information on repair options and estimate for this component? Thank you.

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#Mitsubishi by sidney karsney on 2025-06-09 01:00
Looking for a technician to repair my Mitsubishi FR-SF-2-22K-R power supply unit. It's not producing any power, need it fixed urgently.

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#Mitsubishi by Sunil Shivatare on 2011-11-09 14:09
Dear Sir .We have a cnc sliding head machine on which the mitsubishi - AC Servo MELSERVO-SA is fitted for turret application .Macvhine has been recently imported .While installation we r facing problem on the above drive .Intially alarm AL32 over current alarm was coming ,so we tried to check the mo…Purchase or Repair: Ticket Image...
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#Mitsubishi by wesley eddlemo on 2020-09-15 04:06
The Mitsubishi FR-A540-22K A500 22KW Inverter is not working.

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#Mitsubishi by Jaap on 2010-03-19 18:27
The Mitsubishi MDS-A-V2-3510 unit is not working and needs maintenance attention.

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#Mitsubishi by Geraldzew on 2018-02-17 00:46
The Mitsubishi HF-KP23B drive or board has failed, needs immediate attention. Operating at less than optimal capacity, affecting production.

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#Mitsubishi by Ruby on 2025-06-05 13:36
The Mitsubishi SF-CA experienced downtime due to issues with the circuit board. The incident occurred during our shift, and I need a quick response before the next one begins. Thank you.

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#Mitsubishi by ALAN BUTTIGIEG on 2024-11-22 02:21
One of the Mitsubishi QM30DY-H transistor modules failed - need a replacement ASAP!

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#Mitsubishi by tommyhung on 2010-10-30 18:10
my melservo MR-J2S-70A problem, alarm AL.10.please give me know cause why? thanks

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#Mitsubishi by archie reyes on 2009-05-31 15:23
we have servo amplifier j2s 350 but we have no servo motor so can u help pls. and also ask the alarm 16 how to reset thank you and God bless you

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#Mitsubishi by maintenance dept. on 2010-10-15 20:40
The Mitsubishi MR-SA-33T Melservo-SA unit is not working.

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#Mitsubishi by St on 2016-07-09 00:56
The Mitsubishi FR-A024-2.2KP is not functioning properly. Please have it checked by maintenance.

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#Mitsubishi Okk Hm40 by DAN on 2010-05-15 15:45
: Our industrial unit, a large-scale packaging facility, has been experiencing a consistent issue with the conveyor system. The belt constantly breaks down, causing significant delays in product packaging and resulting in lost revenue. This leads to increased labor costs as we're forced to manually …Purchase or Repair: Ticket Image...
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#Mitsubishi by Arstall on 2010-03-23 12:20
Hello, I'm interested in purchasing the Mitsubishi MR-SA-33T Melservo-SA Servo Drive. I wanted to inquire about its pricing and availability as I am looking to source one quickly. Thank you.

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#Mitsubishi by Dale on 2010-08-21 00:30
Hey, the Mitsubishi MR-SA-33T Melservo-SA drive unit is down. Needs attention ASAP. Hope you can check it out in the morning.

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#Mitsubishi by Md. Abdullah Khan on 2010-03-21 03:42
Hello, we need repair info for a Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. It stopped working and we require a replacement. Can you provide repair assistance quickly for this model? Thank you.

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#Mitsubishi by Maroulas on 2010-12-12 12:39
Hello, I need urgent repair information for a malfunctioning Mitsubishi MR-SA-33T Melservo-SA servo drive. Please provide details as soon as possible. Thank you.

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#Mitsubishi by Morandi on 2025-06-02 08:43
The Mitsubishi FR-A240E-11K-05 Inverter is malfunctioning, causing a slowdown in production. Immediate repair and attention are required to restore the line to full operation.

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#Mitsubishi by Aguiar on 2010-07-12 21:14
The Mitsubishi MDS-A-V2-3510 MDS-A-V2-3510 servo drive/spindle amplifier seems to have stopped working properly. It's causing issues with the machine's functionality, but I'm unsure of the exact problem. Hopefully, we can get it resolved soon.

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#Mitsubishi by Bhogal on 2024-11-09 11:05
The Mitsubishi HF-SP102B Servo Drive unit malfunctioned today, causing unexpected downtime. The issue occurred during the morning shift. Could you provide guidance on troubleshooting and resolving this problem before the next shift begins?

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#Mitsubishi by Strayer on 2010-08-17 09:22
Mitsubishi MDS-A-V2-3510 issue Servo Drive/Spindle amplifier malfunction impacting production line. Urgent action needed for repair service assistance.

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Tobaccoville, NC 27050
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