Siemens Service & Repair Forum

The Siemens 6ES7151-7FA21-0AB0 S7 Failsafe CPU with Profibus Interface is currently not functioning.

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— Posted by paul.wang on 2019-03-05

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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 131 Comments

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

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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 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 Nia Kurniati on 2014-05-06 14:20
Could you please provide information on whether the Siemens Acramatic 2100 3-424-2130A01 Monitor/Controller is still supported, or if replacement parts are available for this unit? Thank you.

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#Siemens by paul murney on 2011-12-12 01:45
Hi, we have a Siemens 65E3226 8DJ40 drive that needs a replacement, but we can't find one. Could you please provide repair info or suggest where we can find one? Thank you!

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

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#Siemens by Mathan on 2023-10-07 00:00
the Siemens 6se7026-0ud71 unit went down mid-shift. Unknown issue. Please investigate and follow up during the day. Thanks!

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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 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 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 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 NGUYEN HUY DINH on 2022-12-24 06:35
Hello, I am interested in purchasing a Siemens 6ES7 458-1XX00-6YB4 S7 Module. I'm not 100% sure if this is the correct model; my team recommended I inquire with you. Could you provide information on pricing and availability? I'm hoping to source one quickly. Thank you.

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#Siemens by Hoelle on 2014-02-15 03:58
Can you please confirm if the Siemens Acramatic 2100 3-424-2130A01 is still supported or if replacement parts are available for this older unit? 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 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 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 Detlef Rinke on 2025-06-07 09:32
Siemens GE548730.0003.01 not powering up, halting production.

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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 radu munteanu on 2022-11-17 10:40
Siemens 6DD1681-0GK0 Converter Module Simadyn SU13 is malfunctioning, displaying error code XYZ. Equipment is currently down, urgent assistance needed. Please advise on next steps for repair.

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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 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 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 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 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 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 solihin on 2024-02-14 00:00
The Siemens 6se7026-0wd61 unit is not functioning and requires immediate attention from the maintenance team.

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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 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 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 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 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 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 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 Maskovich on 2023-07-02 23:28
Machine displaying error message "No communication with CNC control."

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

📦Mailing Address🚛

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