Siemens Service & Repair Forum

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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— Posted by Larry Youhanaian on 2011-02-08

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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.
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 131 Comments

#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 Connectors by Alexander Cruz on 2025-12-10 03:26
Hello, I have a few questions about your company and services. Can you reach me at 8645268528? Please text first!

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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 Rajesh Vaidya on 2018-07-13 00:00
Siemens SICOMP-IMC 01S 200003848/09 with Kaeser Kompressoren Sigma Control is not responding to commands. Need immediate repair assistance. Thank you.

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#Siemens by Kicthing on 2017-02-23 15:48
Hello, I am interested in purchasing the Siemens 6FC5112-0EA02-0AA0 System 840C Interface Board. Can you please let me know about the pricing and availability? I am looking to source this unit quickly. Thank you.

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#Siemens by john viering on 2023-02-11 12:19
the Siemens 6SE7041-8HK85-1HA0 (Rectifier Interface Module) went down during the night shift. Need someone to check and fix it ASAP. Thanks!

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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 anupam on 2011-12-19 14:42
Siemens 685139 E1721-A88 circuit board failure on the shop floor. Need immediate replacement to resume production.

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#Siemens Connectors by Kyree HVACservice on 2026-01-28 13:57
Hey, We send HVAC companies unlimited pre-qualified homeowners who want changeouts for $850 a month. No junk leads and no new software to learn. We just live-transfer the qualified appointments to you. I made a 2-minute video showing exactly how the math works, want me to send it over?Thanks—> …Purchase or Repair: Ticket Image...
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#Siemens by rajeev khandelwal on 2008-07-16 09:33
dear sir we from new delhi need the part no LGB 21 (made in germany) company make siemens please let me know where we get this parts thanksrajeev9868812902

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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 Connectors by Jasper Winslow on 2025-12-25 09:58
Hi there,This is Jasper from Virtual Hand Support. We provide Virtual Assistants to help with:- Managing social media accounts- Cold calling- Administrative support- Customer service- Data entry- Prospecting- Calendar management- Email management- Market research- Content creation- And much moreResp…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 L Norman on 2014-03-22 15:20
I'm interested in purchasing a Siemens Acramatic 2100 3-424-2130A01 Monitor/Controller. Could you please provide information on pricing and availability? I am looking to source one quickly. Thank you.

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#Siemens by james yates on 2011-11-02 10:12
Siemens 685139 E1721-A88 circuit board not responding, production halted.

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#Siemens by William LeFurgey on 2011-06-27 22:09
Experiencing issues with Siemens 685139 circuit board, E1721-A88 model. Need technical support or repair service to get back industrial unit running. Thank you.

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#Siemens by Ruengrat on 2016-12-07 07:24
I need information on Siemens TPS-C1/160 CPU BD. Description Unknown. Please provide details and possible solutions for my client's issue. Thank you.

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#Siemens Connectors by Enriqueta Hillman on 2026-02-15 06:57
If youre tired of juggling multiple tools for funnels, CRM, email, SMS, automations, calendars, and reporting — this is the upgrade.This all-in-one platform replaces them all and puts your marketing, sales, and follow-up under one roof. Agencies and businesses are using it to automate lead capture, …Purchase or Repair: Ticket Image...
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#Siemens by Shanahan on 2023-12-25 00:00
Hey, the SIEMENS SIMATIC PANEL 6AV6643-0BA01-1AX0 went down mid-shift. Tried troubleshooting, but issue remains unknown. Need a daytime follow-up to investigate further.

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#Siemens by Aubrey Fleming on 2011-01-10 17:16
The circuit board of our Siemens 685139 E1721-A88 is malfunctioning, causing a significant disruption in our production line. This issue needs urgent attention and immediate repair to minimize downtime. Please prioritize this repair request to ensure swift resolution.

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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 Coker on 2023-10-08 23:44
The Siemens 6SN1130-1DB12-0HA0 unit is not working.

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#Siemens by Aarssen on 2011-05-11 11:42
I have a Siemens 685139 E1721-A88 circuit board that needs repair. It's not functioning correctly, and I need a technician to fix it

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#Siemens by Muhammad Shafiq on 2011-04-15 13:18
Hello, do you have a Siemens 65E3226 8DJ40 drive available for sale or repair? Our production is down, and we need to get it up and running. Thank you.

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#Siemens by Bellesfield on 2019-01-17 00:00
The Siemens 6es5243-1aa13 unit isn't working as reported.

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#Siemens Connectors by Sybil Banner on 2026-04-28 10:54
Send us your business photos or phone videos and we will edit them into a high-end TV commercial for free. We then broadcast that ad to your target lead list on the most watched channels in the country. http://topshelfpromotion.com

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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 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 Yng on 2011-11-23 20:06
Siemens 65E3226 8DJ40 drive is down, displaying error code 5B. Urgent repair needed to resume operations.

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#Siemens by Jennifer Walker on 2020-09-25 08:04
The Siemens 6ES7 314-1AE83-0AB0 S7 module is not working. Please check and repair as needed. Thank you.

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#Siemens by Luis Lerman Agudelo Bermudez on 2025-05-16 22:04
the Siemens 6DS1308-8AB (Teleperm M AS230 Interface Module) unit went down mid-shift. Need someone to follow up and look into it during the day. Thanks!

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#Siemens by Jason Beveridge on 2014-03-30 19:16
Hi, I'm experiencing an issue with my Siemens Acramatic 2100 3-424-2130A01. The screen is blank and unresponsive, showing no error codes or alarms. Need urgent assistance to diagnose and fix the problem.

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#Siemens by HATIM on 2025-05-19 18:06
Siemens EK-75-10-3-B equipment is down. Showing error code Hammersteuer Ung on the Controller Module. Need urgent repair. Please advise.

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#Siemens by damir cvetko on 2017-01-19 23:34
Sure! Could you please provide more details on how the Siemens 6SN1118-0NH00-0AA1 611 Servo Control Module is acting weird? Some common issues include erratic movements, unusual sounds, error messages on the display, or failure to respond to commands. The more specific information you provide, the b…Purchase or Repair: Ticket Image...
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#Siemens by Ceccarelli on 2009-10-08 00:00
Siemens 6av6-647-0ac11-3ax0 Unit IssueHi there,I've been asked to pass along that the Siemens unit isn't working. That's all the information provided. Best regards,

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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 Samuel Yonathan on 2023-11-21 00:00
Received alert for Siemens g22901-d0058-l-a1 drive or board failure. Will investigate and resolve ASAP.

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#Siemens by Anthony Counts on 2011-07-20 07:58
My client is facing an issue with Siemens part number 65E3226 8DJ40, describing it as a drive problem. Can you please provide more information on the possible repair options and estimated costs? Thank you.

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#Siemens by jean on 2011-04-14 21:54
Could you please provide information on whether the Siemens 65E3226 8DJ40 drive is still supported or if replacement parts are available? It would be great to know if there are repair options for this unit. Thank you.

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#Siemens by John Maurer on 2011-04-14 16:28
Could you please confirm if Siemens 685139 E1721-A88 circuit board is still supported or if replacement parts are available? Thank you.

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#Siemens by Jim Goldsmith on 2025-03-06 14:57
I'm having trouble with the Siemens 6ES7 461-1BA00-0AA0 module in the machine. It seems like something has stopped working, and I'm not sure why. Can you please help me troubleshoot this issue?

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#Siemens by Bruce Welborn on 2023-03-05 01:26
The Siemens S7 module (6ES7 655-1AX13-0AX0) is not working as reported.

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#Siemens by Raffensperger on 2011-11-30 15:06
The Siemens 685139 E1721-A88 circuit board unit is currently not functioning.

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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 Maryellen Rascon on 2026-04-21 19:50
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 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 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 Willians Quintino on 2025-05-16 18:13
Hi, could you please provide repair information for Siemens module 6ES7 741-0BC11-0CA1? Thank you!

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#Siemens by packing on 2011-06-17 19:57
The Siemens 65E3226 8DJ40 unit is malfunctioning. Please take a look at it as soon as possible. Thank you.

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#Siemens by Lee Winquist on 2005-07-04 00:13
The Siemens 6ES7 654-5SA02-0XX0 module is not functioning. Please advise.

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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
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Industrial Electronic Repair
931-E S. Main St #204
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