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.
Estimates are free with an approved repair. Declined or unrepairable units are subject to a $75 evaluation, handling, and standard return-shipping fee. Extended warranties may be available.
Shipping/Receiving:
Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
Phone: 1-336-969-0110


Recent 128 Comments

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

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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 by Wayne Cleveland on 2014-12-23 12:06
The Siemens Acramatic 2100 3-424-2130A01 monitor/controller in the warehouse is exhibiting abnormal behavior. The unit is not functioning as usual and is acting erratically.

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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 Rachel Lovins on 2017-03-11 21:28
The Siemens 6ES5 950-8MD11 S5 Power Supply 10A unit is displaying a fault code 'F2' and emitting a continuous alarm sound. Equipment is currently offline. Please advise on necessary steps to address this issue

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#Siemens by Magaly Polo A. on 2006-11-14 01:20
Dear Mr or Mrs Please quote the following: 1 SOURCE OF FEEDINGSITOP120/230 VAC EXIT 24 VDC 20 AMP BRAND SIEMENS MODEL 6EP1 336-3BA001 SOURCE OF FEEDINGSITOP120/230 VAC EXIT 24 VDC 10 AMP BRAND SIEMENS MODEL 6EP1 334-ISL111 SIMATIC S7-300, ET 200 SISTEMA PERIFERIA DECENTRALIZADA BRAND SIEMENS MODEL 6…Purchase or Repair: Ticket Image...
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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 ALEJANDRO PRIETO on 2014-01-27 18:30
Our Siemens Acramatic 2100 3-424-2130A01 monitor/controller experienced a malfunction, causing downtime on the production line earlier today. This happened at 330 PM during the afternoon shift. Can you provide a quick response before the next shift starts?

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#Siemens by mike garcia on 2024-11-14 10:04
Can the Siemens 6ES7321-1BL00-0AA0 be repaired or replaced? I'm trying to address this task on my to-do list. Thank you.

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#Siemens by Domingo Galán on 2011-12-17 02:20
We need urgent attention regarding the Siemens 685139 E1721-A88 circuit board. The unit is still down. Please reply

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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 Ronald Chong on 2018-05-22 11:46
The Siemens 6FC5303-0AA01-1AA0 unit is not functioning properly. It is described as a Connection Module.

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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 williams on 2025-05-15 23:04
Hello, I am inquiring about Siemens 6ES7 441-2AA01-7AG0 module. My client is experiencing issues with it and needs assistance. Can you please provide information on repair services available for this module? Thank you.

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#Siemens by muiefam on 2019-03-05 03:00
Hello, I'm interested in purchasing the Siemens 6SE3116-8CB70-4AA0 Micromaster 1.5Kw Inverter. Can you provide information on pricing and availability? I'm trying to source one quickly. Thank you!

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#Siemens by hogan on 2024-08-27 10:37
Having issues with my Siemens 6se7024-7td51-z industrial unit, but unsure of the problem. Looking for a professional repair service to diagnose and fix the unit quickly. Thank you.

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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 Sghedoni on 2024-09-26 05:19
Hello, I hope this message finds you well. We are currently in need of assistance with a Siemens S7 Module bearing the part number 6ES7 650-0EB00-0AX0. As this unit is older and its manufacturer is unknown to us, we are unsure about its current support status or the availability of replacement parts…Purchase or Repair: Ticket Image...
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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 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 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 Rafael Hernández on 2014-12-20 00:44
Need assistance with Siemens Acramatic 2100 3-424-2130A01 monitor/controller repair. Unit fails to power on, display screen remains blank. Seeking immediate repair service. Thank you.

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

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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 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 Sukmawan on 2017-02-15 00:00
Hello,Thank you for reaching out. It sounds like the Siemens 6av6-643-0ba01-1ax0 unit in the warehouse is exhibiting unusual behavior. Could you please provide more details on what specifically is happening? For example, is the display not working properly, are buttons unresponsive, or is there any …Purchase or Repair: Ticket Image...
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#Siemens by rajiv ranjan on 2009-06-25 00:00
The Siemens 6AV7428-2FA10-0BS0 PANEL isn't functioning correctly. Please investigate and make necessary repairs.

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#Siemens by Jim Bailey on 2025-06-07 13:25
The Siemens 6ES5 945-7UA11 unit is not functioning properly. It is a S5 PLC 115U 945 CPU Module with 256Kb RAM.

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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 Glass on 2011-12-29 21:39
Hello, there was downtime due to an issue with the Siemens 65E3226 8DJ40 drive. It happened earlier today during the morning shift. Please advise on what the next steps should be. Thank you.

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#Siemens by T.J. Toney on 2025-06-01 20:18
Siemens 6FC3241-0AA-Z, Sinumerik 810 T GA2 Controller experienced downtime today during the night shift at 200 AM. Need a quick answer before the next shift arrives.

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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 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 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 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 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 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 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 by landon on 2025-05-31 11:41
Can the Siemens 6FX8002-3AC01-1AB0 interface cable be repaired or bought? Trying to check this off my to-do list.

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

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#Siemens by ramson on 2011-03-30 21:08
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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Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
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Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.