Siemens Service & Repair Forum

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

—> Purchase or Repair: Ticket Image

— Posted by Aarssen on 2011-05-11

Reply🗨️Ask a New Question Below❓


Recent Comments Search: "Siemens"

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 121 Comments

#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.

—> Purchase or Repair:
#Siemens by JAE on 2014-02-12 17:58
The Siemens Acramatic 2100 3-424-2130A01 unit is not working and the maintenance team needs assistance with it.

—> Purchase or Repair:
#Siemens by Motairi-Al, on 2011-06-17 13:57
the Siemens 685139 E1721-A88 circuit board unit went down mid-shift. Need someone to check it out ASAP.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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...
Show More
#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.

—> Purchase or Repair:
#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

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by Detlef Rinke on 2025-06-07 09:32
Siemens GE548730.0003.01 not powering up, halting production.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by Pawel Poborca on 2011-11-07 23:54
Hello! I'm very interested in purchasing the Siemens 685139 E1721-A88 circuit board. My team recommended I reach out to inquire about the pricing and availability. I'm hoping to source one quickly. Can you provide me with more information on this? Thank you!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by ruwinda sa on 2006-11-03 00:00
Thank you for reaching out about the SIEMENS 6SC6506-0AA02 unit. I understand that it is exhibiting abnormal behavior. Can you provide more details about how it is specifically acting weird? This will help me better assess the issue and provide appropriate assistance.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by justin igarashi on 2007-09-10 00:00
Urgent Equipment Issue - SIEMENS SINUMERIK PCU 50.3-CHello,Our SIEMENS SINUMERIK PCU 50.3-C is down and displaying an unknown error. The system is not responding, and we are unable to access any functions. Urgent assistance is needed to diagnose and resolve this issue.Thank you.—> …Purchase or Repair: Ticket Image...
Show More
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by Basheer on 2024-11-12 14:38
The Siemens 6SN1145-1BB00-0FA1 Simodrive E/R Module Int. 120/156KW unit is not working properly.

—> Purchase or Repair:
#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

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by David Smith on 2011-02-01 09:03
Our Siemens 65E3226 8DJ40 drive is still down. We need immediate assistance. Please respond

—> Purchase or Repair:
#Siemens by Winery on 2025-05-23 09:23
I have a Siemens C98040-A1005-L2 6RA Analogue DC Board that needs repair. Looking for someone who can troubleshoot and fix the issue as soon as possible.

—> Purchase or Repair:
#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!

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by Jaime Palacios on 2011-09-05 12:37
Experiencing issues with my Siemens 685139 E1721-A88 circuit board. Need repair for industrial unit ASAP. Any experts available for troubleshooting and fixing the problem?

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by Coker on 2023-10-08 23:44
The Siemens 6SN1130-1DB12-0HA0 unit is not working.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#Siemens by sajeesh on 2011-08-06 08:21
I'm interested in the Siemens 65E3226 8DJ40 drive for purchase. Could you please provide information on pricing and availability? We are looking to source one quickly. Thank you.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

—> Purchase or Repair:
#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.

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

—> Purchase or Repair:
#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.

—> Purchase or Repair:

Contact Us

🚑Shop Location🛠️

Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.

📞Phone

1-336-969-0110

📦Mailing Address🚛

Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.