Siemens Service & Repair Forum

Hello, I am reaching out on behalf of my client who is experiencing an issue with their Siemens 685139 E1721-A88 circuit board. Could you please provide more information about potential repair options and pricing for this particular part? Thank you.

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— Posted by ramson on 2011-03-30

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If you need your Siemens unit tested or repaired,
give us a call at 1-336-969-0110.
We offer free estimates and extended warranties on the work performed.
Shipping/Receiving:
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 132 Comments

#Siemens by chisty on 2023-07-06 01:40
The Siemens PE0520 is displaying a red flashing LED indicating a low input voltage alarm. Machine is currently not operational. Thanks.

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#Siemens by GERALD M SULLIVAN on 2008-12-05 00:00
I'm currently experiencing some issues with the Siemens 6es 5243-1ab11. The machine has stopped working, but I'm unsure about the specific problem as the description is unknown to me. Any guidance or support to troubleshoot and resolve this would be greatly appreciated.

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#Siemens by Lawrence Ham on 2007-03-18 00:00
Siemens 6es5441-7la11 showing no power or response when powered on. Urgently seeking repair service to diagnose and fix the issue.

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#Siemens by MUSOVSKI on 2024-06-14 07:44
The Siemens 6ES5 242-1AA32 experienced a malfunction today, causing downtime in the production unit. The issue occurred at 1130 AM and is critical for our operations. Any quick information on what went wrong would be greatly appreciated before the next shift. Thank you.

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#Siemens Connectors by Bill Blackwelder on 2025-12-17 05:13
Do you accept guest posts? What topics do you accept? How much is a post?

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Seeking repair for Siemens Energy & Automation, Inc. 3-533-0907G video card. The unit is malfunctioning, and we require technical assistance to resolve the issue

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#Siemens by SEGOVIA on 2025-05-20 08:30
Seeking repair for Siemens 6ES5 246-4UA31 S5 PLC IP246 Inc.Positioning Module, currently not functioning. Please respond if you can assist with repairs. Thank you.

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#Siemens by GUERRERO on 2016-02-15 04:35
Siemens 77-949-2300 840C Operator Interface Power Supply malfunctioned. Need to swap out ASAP to get machine back online.

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#Siemens Connectors by Maryellen Rascon on 2026-04-21 19:50
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#Siemens by Donald C Bailey on 2025-05-25 00:30
Equipment down. Siemens 3RK1400-0CD00-0AA0 showing error code "X" on interface PCB. Urgent attention needed.

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#Siemens by Klaus Eisner on 2011-08-18 19:22
Siemens 685139 E1721-A88 machine not powering on.

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#Siemens by S,.N. on 2011-02-06 17:42
Siemens 685139 E1721-A88 is showing error code "E1721-A88 Circuit Board Failure". Equipment is completely offline. Please advise on next steps for repair.

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#Siemens by Emillie Getalado on 2024-11-21 05:22
Hi there, I hope you're doing well. I was asked to look into fixing or replacing the Siemens 6es5944-7ua22, however, I'm not quite sure what it does. Can this item be repaired or purchased? I'm just trying to check this off my to-do list. Thank you!

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#Siemens by Tony on 2025-05-14 07:33
I'm experiencing some issues with the Siemens 6ES76436CA223CX machine. It seems like something has stopped working, but I'm not exactly sure what the problem is. Any help or guidance on troubleshooting would be greatly appreciated.

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#Siemens by igribesplatno on 2011-04-20 17:58
Looking for repair services for a Siemens 685139 E1721-A88 industrial unit. Circuit board seems to be malfunctioning, require assistance with diagnosis and repair. Thank you.

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#Siemens by Jeff Flatten on 2011-08-10 09:05
Hello, I am reaching out on behalf of my client regarding Siemens 65E3226 8DJ40 drive. We need some information and assistance with this particular item. Please let us know how we can proceed.Thank you.

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#Siemens by Marcos Y. Kono on 2011-09-19 15:52
The Siemens 65E3226 8DJ40 drive in the warehouse is not functioning as usual. It is displaying unusual behavior that is not typical of its normal operations.

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#Siemens by Bill Irby on 2013-06-11 00:00
Of course! Could you provide some additional details to help me understand what's happening with the unit? For example, is it making strange noises, emitting unusual smells, not powering on, displaying error messages, or behaving erratically in any way? The more information you can provide, the bett…Purchase or Repair: Ticket Image...
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#Siemens by IMPUMPERY on 2011-09-24 10:24
Siemens 685139 E1721-A88 circuit board experiencing boot-up failure.

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#Siemens by Dennis Ingalls on 2011-09-25 10:25
Could you please confirm if the Siemens 65E3226 8DJ40 drive is still supported or if replacement parts are available for this unit, considering its age and the uncertainty about the manufacturer? Thank you.

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#Siemens by Manmeet Chawla on 2024-04-02 00:06
Hello, I hope this message finds you well. We are inquiring about the Siemens 6ES5 241-1AB21 IP241 Incremental Positioning Module. Could you please provide information on whether this unit is still supported or if replacement parts are available? Thank you.

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#Siemens by rodrigo alliende on 2011-10-17 01:45
Siemens 685139 E1721-A88 is currently down, showing error code E32. Circuit board seems to be malfunctioning. Please advise on possible causes and solutions as soon as possible. Thank you.

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#Siemens by Parks on 2025-05-17 23:07
The Siemens 6AV3627-5BB00-0AE0 OP27 Colour Operator Interface unit went down mid-shift. Please check and repair.

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#Siemens Connectors by Justin Breinl on 2026-02-02 23:05
Hi,I am a senior web developer, highly skilled and with 10+ years of collective web design and development experience, I work in one of the best web development company.My hourly rate is $8My expertise includes:Website design - custom mockups and template designsWebsite design and development - them…Purchase or Repair: Ticket Image...
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#Siemens by Michael Gordon on 2015-08-26 00:00
Siemens 6es5-421-8ma12 showing no power, not responding to inputs. Need urgent repair assistance.

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#Siemens by paul.wang on 2019-03-05 13:58
The Siemens 6ES7151-7FA21-0AB0 S7 Failsafe CPU with Profibus Interface is currently not functioning.

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#Siemens by Nuno Ferreira on 2018-04-20 05:17
Siemens 6ES7 131-4BB00-0AA0 module for ET 2 not powering on and showing no indication lights. Need someone to fix it ASAP to prevent production downtime.

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#Siemens Connectors by Ashli Fusco on 2026-04-28 07:58
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#Siemens by Ismail Manaqibwala on 2021-11-01 14:40
The Siemens 6SL3000-0DE25-5AA1 unit for the 55kW active line module is not working.

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#Siemens by J Murphy on 2011-04-23 22:25
One of the Siemens 65E3226 8DJ40 units in the warehouse is displaying unusual behavior. It's not functioning as it normally does, and its actions are erratic and unpredictable.

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#Siemens by idioksgafsike on 2020-12-06 05:57
Siemens 6ES7193-4CL00-0XA0 terminal module is faulty. Unit down mid-shift. Please follow up during the day.

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#Siemens by Michael Kalcheff on 2025-06-06 01:22
Can you please confirm if the Siemens 6EW1861-2AB Tray Type Power Supply unit is still supported or if replacement parts are available? Thank you.

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#Siemens by Kevin Block on 2025-05-20 21:48
Can you please confirm if the Siemens 6SE7021-0TA51-Z Simovert MC DC Inverter is still supported? We are in need of replacement parts or repair options for this older unit, and we are unsure of its manufacturer. Thank you.

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#Siemens by Chris Werner on 2011-06-10 17:24
Siemens 65E3226 8DJ40 drive not responding to control inputs.

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#Siemens by James L Dean on 2023-10-26 00:00
Siemens C98043-A1113-L132 Equipment IssueHello,I'm currently experiencing an issue with our Siemens C98043-A1113-L132 equipment. It is displaying an error code "Unknown" and not functioning correctly. We are unable to identify the problem and require immediate assistance to get the equipment back up…Purchase or Repair: Ticket Image...
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#Siemens by chris mariano on 2011-07-20 01:08
Siemens 65E3226 8DJ40 drive just failed, need immediate attention to troubleshoot and repair. Continuing with rounds.

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#Siemens Sitop by Grachev on 2011-09-21 00:00
The Siemens Sitop 6EP1437-2BA00 control panel has failed; currently unsure about the description. I'll inspect and troubleshoot further once I reach the machine.

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#Siemens by Belyakov on 2018-10-14 04:56
Siemens 6SE70337EG841JF0 inverter interface just failed. Needs immediate attention!

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#Siemens by Janiszewska on 2017-11-14 16:49
Can the Siemens 6SN1130-1AD11-0AA0 be repaired or bought? Just trying to check this off my to-do list.

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#Siemens by Larry Youhanaian on 2011-02-08 19:56
We experienced downtime due to a malfunction with Siemens 685139 E1721-A88 circuit board. It occurred at 645 am today. Please advise on troubleshooting steps. Thank you.

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#Siemens by noto on 2011-11-13 15:15
Do you have a Siemens 685139 E1721-A88 circuit board available for sale or repair? Our unit is down and we need it to maintain production.

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#Siemens by Gino Venturelli on 2025-05-17 18:38
The Siemens 6DS1202-8AB Communication Interface Module on unit X went down mid-shift. Please investigate and troubleshoot it during the day shift. Thank you.

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#Siemens by samuel on 2017-09-11 11:24
I'm sorry to hear about the issue with your Siemens 685139 E1721-A88 circuit board. It seems like something has stopped working, but I'm not entirely sure what the problem is. I recommend contacting a technician to diagnose and fix the issue

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#Siemens by Ray Buckman on 2011-11-11 22:27
Experiencing error code E1721-A88 on Siemens 685139 circuit board. Equipment currently down, urgent repair needed to resume operations.

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#Siemens by Sergey Perov on 2012-06-23 00:00
Siemens 6SE3114-0DC40 showing no response or power when activated. Need assistance troubleshooting and repairing this industrial unit

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#Siemens Connectors by Devon Edens on 2026-05-04 12:55
Hi there,Not sure who on your team handles Google Ads — could you point me to the right person?My name is Ivan. I specialize in Google Ads and Google Ad Grants (and I share paid-ad strategies on YouTube). I visited your website: industrial-electronic-repair.com and we are seeing that you guys are cu…Purchase or Repair: Ticket Image...
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#Siemens by Coker on 2023-10-08 23:44
The Siemens 6SN1130-1DB12-0HA0 unit is not working.

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#Siemens by Glenn Sawyer on 2025-06-03 00:24
The Siemens 6ES7307-1KA02-0AA0 power supply unit is displaying abnormal behavior. Please provide a brief description of the issues you are facing with the unit.

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#Siemens by Batman on 2025-06-12 00:35
Do you have a Siemens 505-3732 24vdc output module available for sale or repair? We need it urgently to get production back up and running. Let me know ASAP.

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#Siemens Connectors by Maureen Given on 2026-04-15 08:10
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.

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Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
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