Saflok Service & Repair Forum

Saflok 4 75420 UNI machine displaying "Communication Error" and not communicating with network.

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— Posted by Zvonko Shimeg on 2012-04-26

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If you need your Saflok 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.
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Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
Phone: 1-336-969-0110


Recent 312 Comments

#Saflok by L on 2011-08-18 08:20
There's a failure on Saflok Model 3 73432 card reader/writer, board or drive issue needs immediate attention.

—> Purchase or Repair:
#Saflok by K+S on 2014-12-22 19:06
Saflok 1 73412 Key Card Encoder is currently not reading key cards.

—> Purchase or Repair:
#Saflok by sporbescelp on 2010-11-06 14:05
Hi there, the Saflok Model #2 73400 Card Key Reader/Writer is malfunctioning and we need repair information ASAP. Please provide guidance on how to proceed. Thank you.

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#Saflok by CAPILI on 2011-08-10 10:05
There's an issue with the Saflok Model 3 73432 card reader/writer one of the drives or boards just failed, needs immediate attention.

—> Purchase or Repair:
#Saflok by Terry W. Lewis on 2012-01-02 17:11
The Saflok 4 73432 encoder unit is not working.

—> Purchase or Repair:
#Saflok by Claus Brinck on 2012-06-06 14:48
The Saflok 4 75420 is displaying error code E203 and unable to connect to the network. Please advise on next steps for troubleshooting and repair.

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#Saflok by Giorgio on 2025-06-13 16:15
We need to purchase a replacement Saflok controller ASAP. Can you provide pricing and availability details?

—> Purchase or Repair:
#Saflok by Marian on 2013-02-27 15:47
I'm experiencing some trouble with the Saflok 73400 09092903 card reader. It seems like something has stopped working, but I'm not entirely sure what it's supposed to do. Could you please assist me in getting it fixed?

—> Purchase or Repair:
#Saflok by Joe Spalla on 2012-02-06 21:32
My Saflok 4 73432 encoder is not functioning properly and I need someone to repair it as soon as possible. Look forward to hearing from you soon.

—> Purchase or Repair:
#Saflok by Jesse Sierra on 2014-12-23 10:06
Can the Saflok 2 73400 Key Card Reader be repaired or replaced? I'm trying to check this off my to-do list.

—> Purchase or Repair:
#Saflok by ninto on 2014-01-05 05:53
The Saflok 3 73432 key card encoder is currently not functioning. Maintenance team has been notified.

—> Purchase or Repair:
#Saflok by Franko on 2014-05-05 10:20
The Saflok 1 73732 card encoder experienced an issue causing significant downtime earlier today. Could you please provide a quick update on what went wrong and when it occurred? Your assistance is highly appreciated before the next shift begins. Thank you!

—> Purchase or Repair:
#Saflok by DAWAKI on 2011-10-15 07:36
Can the Saflok 3 73632 key card encoder be repaired or bought? I'm trying to check this off my to-do list.

—> Purchase or Repair:
#Saflok by WANODE on 2014-11-01 12:57
I need assistance with Saflok 5 73421, a Key Card Encoder. This unit caused downtime. Can someone provide a quick explanation of what occurred and when it happened before the next shift arrives?

—> Purchase or Repair:
#Saflok by Horlador on 2014-01-28 00:30
Could you please confirm if the Saflok 5 73421 Key Card Encoder is still supported or if replacement parts are available for this unit? Thank you.

—> Purchase or Repair:
#Saflok by LAFRAMBOISE on 2012-07-27 09:19
Can the Saflok 4 75420 Universal Network Interface (UNI) be repaired or replaced? I'm trying to check this off my to-do list.

—> Purchase or Repair:
#saflok by scott wilson/doortech on 2005-11-23 03:08
The Saflok 4 73400 door opener unit in the warehouse is malfunctioning. It is not operating as it usually does and is exhibiting strange behavior.

—> Purchase or Repair:
#SAFLOK by Walser on 2016-02-10 06:03
Do you currently have a SAFLOK 2 73732 Encoder available for sale or repair to help keep production running? Thank you.

—> Purchase or Repair:
#Saflok by macgretz on 2012-06-14 08:31
The Saflok 4 75420 UNI is experiencing constant connectivity issues, leading to repetitive production line downtime. Immediate repair service is crucial to minimize disruptions and maintain optimal operational efficiency.

—> Purchase or Repair:
#Saflok by edgar a. arile on 2014-03-28 23:52
Can the Saflok 3 73432 Key Card Encoder be repaired or replaced? I'm trying to address this as soon as possible. Thank you.

—> Purchase or Repair:
#Saflok by BAPTIES on 2014-12-30 04:54
Hello, do you have a Saflok 3 73432 Key Card Encoder available for sale or repair? Our unit went down and we need to get production running again. Thank you.

—> Purchase or Repair:
#Saflok by sharma on 2012-03-06 14:22
Could you please provide information and assistance for Saflok 4 75420? It is described as the Universal Network Interface (UNI). Thank you.

—> Purchase or Repair:
#saflok by Pelliculages on 2005-09-23 01:37
The saflok 4 99092903 door opener in the warehouse is experiencing unusual behavior. It is not functioning as expected.

—> Purchase or Repair:
#Saflok by Amirrabaa on 2012-04-06 20:55
The Saflok 4 73432 encoder is malfunctioning, causing production delays on the line. We need urgent repair service to resolve the issue and ensure operations can resume swiftly.

—> Purchase or Repair:
#Saflok by Harry on 2013-12-13 13:52
Hello, could you please provide repair information for the Saflok 73400 09092903 card reader? It's currently not working and we need a replacement. Thank you!

—> Purchase or Repair:
#Saflok by verma on 2014-12-29 12:54
Experiencing issues with the Saflok 6 73432 card reader/scanner at our industrial unit, need a technician for repair. Unit not reading/scanning cards properly, urgent help needed. Thank you.

—> Purchase or Repair:
#Saflok by Mark Adam on 2010-02-10 01:00
The Saflok Model #2 73400 Card Key Reader/Writer is not reading/writing cards.

—> Purchase or Repair:
#SAFLOK by martens jozef on 2015-07-23 14:20
Do you have a SAFLOK 2 71900 keypad available for sale or repair? Our unit went down and we need to keep production running. Thank you.

—> Purchase or Repair:
#Saflok by alva on 2012-01-21 22:43
The Saflok 4 73432 encoder unit went down mid-shift. Please investigate and fix it tomorrow.

—> Purchase or Repair:
#Saflok by Moretti Giorgio on 2014-02-19 05:19
The Saflok 6 73432 card reader/scanner is not functioning properly. Please investigate and repair as needed. Thank you.

—> Purchase or Repair:
#Saflok by Quintin King on 2012-01-22 10:23
Drive or board failure on Saflok 4 75420 UNI interface. Need immediate attention to restore system functionality.

—> Purchase or Repair:
#Saflok by Christopher Qualey on 2012-06-11 10:05
We experienced downtime with the Saflok 4 73432 encoder unit earlier today at 230 pm. Need an urgent solution before the next shift begins. Thank you.

—> Purchase or Repair:
#Saflok by Darren Howatt on 2012-12-02 12:13
the Saflok 4 75420 is down. Issue Universal Network Interface (UNI). Need someone to look into this ASAP during the day shift.

—> Purchase or Repair:
#Saflok by rom maness on 2014-12-28 00:06
The Saflok 5 73421 key card encoder is displaying error code E102 and not recognizing any key cards. Please advise on troubleshooting steps or necessary repairs. Thank you.

—> Purchase or Repair:
#Saflok by Skrgic on 2012-10-20 01:57
The Saflok 4 73432 encoder is displaying error code E103 and not recognizing any keycards. Need urgent support to get this resolved ASAP.

—> Purchase or Repair:
#Saflok by paul matthews on 2014-12-24 23:06
Do you have a Saflok 3 73432 Key Card Encoder available for purchase or repair? Need to keep production running.

—> Purchase or Repair:
#Saflok by jerold perkins on 2012-03-08 15:32
Can the Saflok 4 75420 Universal Network Interface (UNI) be repaired or replaced? Checking off my to-do list.

—> Purchase or Repair:
#SAFLOK by persuno on 2016-02-18 19:03
We experienced downtime due to an issue with SAFLOK 3 73432 card encoder (reader/writer). Can you provide a quick explanation of what happened and when it occurred? Need to address this before the next shift starts.

—> Purchase or Repair:
#Saflok by Angela Nowicki on 2012-11-28 00:11
Can the Saflok 4 73432 encoder be repaired or replaced? I'm trying to address this on my to-do list. Thank you.

—> Purchase or Repair:
#saflok by Kaelin on 2005-12-21 09:47
The Saflok 4 73400 door opener on the production line is malfunctioning, causing delays in our operations. We need urgent assistance to resolve this issue and resume production as soon as possible.

—> Purchase or Repair:
#Saflok by Mitul on 2012-09-11 21:42
The Saflok 4 73432 encoder is displaying error code E23 and is not responding during card encoding. Please advise on potential solutions or next steps to troubleshoot. Thank you.

—> Purchase or Repair:
#Saflok by Thehien on 2014-02-11 02:04
I'm contacting you regarding an issue with Saflok 1 73732, a card encoder. My client is experiencing problems with it and would like to know if you can provide assistance in repairing or replacing the part. Please let me know what information you need to proceed. Thank you.

—> Purchase or Repair:
#Saflok by bhuvanesh on 2014-09-06 19:20
The Saflok 73400 99092903 unit is not functioning properly. Please investigate.

—> Purchase or Repair:
#Saflok by Zvonko Shimeg on 2012-04-26 11:48
Saflok 4 75420 UNI machine displaying "Communication Error" and not communicating with network.

—> Purchase or Repair:
#Saflok by Konecny on 2011-07-17 00:11
I'm having trouble with my Saflok Model 3 73432 card reader/writer. It seems like something has stopped working with it, and I'm not sure what the issue is. Can you help me figure out what's going on?

—> Purchase or Repair:
#Saflok by Paul Dolle on 2010-08-06 05:33
Card Key Reader/Writer on Saflok Model #2 73400 unable to read/write cards, halting production line.

—> Purchase or Repair:
#Saflok by sandoval on 2014-02-14 14:58
We experienced downtime with Saflok 1 73412 Key Card Encoder today at 345 PM. Need to know what happened before next shift.

—> Purchase or Repair:
#Saflok by Pichardo on 2013-03-25 13:32
the Saflok 73400 card reader at went down mid-shift. Need someone to look into it for a fix.

—> Purchase or Repair:
#Saflok by End on 2012-12-18 01:13
Could you please confirm if the Saflok 4 73432 Encoder is still supported, and if replacement parts are available for this older unit? Thank you.

—> Purchase or Repair:
#Saflok by P Rajalaxmi Pati on 2010-05-13 06:38
Hello, I am reaching out on behalf of a client regarding an issue with a Saflok ZT-2903 73400 Card Key Reader/Writer. Can you please provide information on repair services available for this particular device? 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
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No walk-ins accepted.