Mitsubishi Service & Repair Forum

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 give me...

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β€” Posted by Bruno Neto on 2010-10-18

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Recent 107 Comments

#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 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 Electric by Bella on 2010-11-16 02:57
The Mitsubishi Electric power supply unit BD625A887G52 KON-128H is exhibiting abnormal behavior. It is not functioning as expected.

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Please provide details on the availability of support or replacement parts for the Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. We are in need of a replacement or repair option for this older unit. Thank you.

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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 FAWZY on 2014-09-18 00:00
Urgent Downtime Report for Mitsubishi MDS-CH-CV-260Hi Team,I am writing to report an unexpected downtime caused by the Mitsubishi MDS-CH-CV-260 unit. Unfortunately, the specific issue is unknown at this time as we are still investigating the root cause.Downtime occurred today at , impacting our prod…Purchase or Repair: Ticket Image...
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#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 Okk Hm-40 by Ben Cooper on 2023-05-17 00:00
The Mitsubishi Okk HM-40 is not functioning properly.

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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 Boros on 2010-11-04 23:44
The Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier unit is not working.

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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 Ika on 2010-09-19 11:17
Hello, we have a Mitsubishi MR-SA-33T Melservo-SA Servo Drive that recently stopped working. We are looking for repair information or a replacement. Would you be able to assist us with this issue? Thank you.

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#Mitsubishi by Ted Acker on 2019-04-21 07:03
The Mitsubishi HF-SP352 3.5kW Servo Drive experienced a malfunction, causing downtime during the last shift. It is crucial to resolve this issue

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#Mitsubishi Electric by Mukesh Rawat on 2010-10-25 19:54
The power supply unit of the Mitsubishi Electric BD625A887G52 KON-128H is failing, disrupting the production line. Urgent repair is needed to resume operations swiftly.

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#Mitsubishi by Jansen Danganan on 2020-01-01 23:22
Our Mitsubishi MDS-B-V2-1005 servo drive unit is still down. We need assistance with this matter urgently. Please respond

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#Mitsubishi by Lluis j Jaimes Delgado on 2017-03-27 14:00
The Mitsubishi FR-F740-S185K-CHT inverter drive just failed, need immediate attention. No operations until fixed.

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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 David Wardle on 2010-08-15 05:36
Hello, I'm interested in purchasing a Mitsubishi MR-SA-33T Melservo-SA Servo Drive. Could you provide information on pricing and availability? I am looking to source one quickly. Thank you.

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#Mitsubishi by jay on 2011-08-30 15:28
the error you have is a F6 3b and it means that the unit has over heated, you can power down for 20 min and it may clear its self if not you may need a new drive als make sure the cooling fan on the side is running

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#Mitsubishi by M.Kaviani nezhad on 2018-08-09 17:16
Hello, Can you please provide more information regarding troubleshooting and potential repair options for a Mitsubishi A1SJ71AP21 Data Link Module? Thank you.

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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 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 MICHAEL BV. SANCHEZ on 2006-06-19 05:44
mitsubishi mc-70

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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 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 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 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 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 Helder on 2010-03-19 06:35
I'm having trouble with the Mitsubishi MDS-A-V2-3510. Something seems to have stopped working with the machine. I'm not exactly sure what the issue is, but I wanted to reach out for assistance.

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#Mitsubishi by hieu on 2010-08-03 12:01
Please advise if the Mitsubishi MR-SA-33T Melservo-SA servo drive is still supported or if replacement parts are available. 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 Electric by STEVE PATTON on 2010-04-26 22:06
Hi there! Could you please provide repair information for the Mitsubishi Electric BD625A887G52 KON-128H power supply unit? Our team urgently needs this information for a replacement. Thank you.

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#Mitsubishi by Luciano da silva gradim on 2025-06-12 01:12
The Mitsubishi inverter FR-U120-N1-5K-UF is displaying error code E22. Machine is not responding to commands and shows "OC" on the display. Need urgent assistance to troubleshoot and fix the issue to resume production.

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#Mitsubishi by SUBBARAYULU.K on 2009-05-06 07:17
ALARM : AL20 GIVEN after 3 to 4 operations.servo drive model no:MR-J2S-70A

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#Mitsubishi by Negron on 2005-09-15 00:00
Hi there, I am currently assisting an employee with a malfunction on a Mitsubishi MR-J2-100A system. The issue is unclear, and we are in need of repair information to identify the problem and find a replacement part. Can you please provide us with detailed repair instructions or suggest a suitable r…Purchase or Repair: Ticket Image...
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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 The on 2010-12-05 01:34
Hello, my client is experiencing issues with a Mitsubishi MR-SA-33T Melservo-SA Servo Drive. Can you please provide information on troubleshooting and potential repair options for this model? Thank you.

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#Mitsubishi by BATSCH on 2020-12-03 18:34
Can the Mitsubishi MR-J2S-200B-QR141U633 Servo Drive be repaired or replaced? Trying to check this off my to-do list. Thank you.

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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 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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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 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 Bonnie Pierson on 2025-02-19 15:39
The Mitsubishi MR-J2-200B 2KW Servo Drive is not working and needs attention from maintenance.

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#Mitsubishi by eugene a riotte on 2022-09-20 00:00
Mitsubishi MC116 circuit board issue, unit not powering on. Need repair service ASAP.

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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 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 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 by HUANG on 2010-11-18 18:17
We have a Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier that stopped working. Could you please provide repair information or suggest where to find a replacement? Thank you for your quick assistance.

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#Mitsubishi by Nebojsa on 2024-11-08 02:36
We're experiencing a critical issue with the Mitsubishi MDS-C1-CV-185 POWER SUPPLY that is affecting the production line. Immediate attention and repair are needed to reduce downtime and resume operations swiftly.

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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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