Mitsubishi Electric Q06UDVCPU

Questions and Answers

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Michael HodgeAug 16, 2025
What to do if Mitsubishi Electric Q06UDVCPU error code 1128H or 112EH is output?
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  harrisjaimeAug 16, 2025
  If you're getting error code 1128H or 112EH when connecting your Mitsubishi Electric Controller with the MELSEC iQ-R series, here's what you should do: * First, double-check the "External Device Configuration" settings for the connection number, as there might be an error there. * Second, verify the network camera wiring, ensuring the correct Ethernet port is used when connecting the network camera to the RJ71EN71 or RnENCPU. * Finally, review the program to ensure multiple FBs aren't simultaneously executed to a single network camera.
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John HessAug 19, 2025
What to do if Mitsubishi Electric Q06UDVCPU error code 41B9H or 41A6H is output?
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  Luis CastilloAug 19, 2025
  If you encounter error code 41B9H or 41A6H while connecting your Mitsubishi Electric Controller with the MELSEC-Q series, take these steps: First, check the "Open Setting" to ensure the connection number settings are correct. Second, review the program to confirm that multiple FBs aren't being executed simultaneously to a single network camera.
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Jared KochAug 22, 2025
What to do if no video file can be saved in the Mitsubishi Electric Q06UDVCPU network storage?
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  Natalie RamirezAug 22, 2025
  If your Mitsubishi Electric Controller isn't saving video files to the network storage, consider the following: If the same port number is set to the programmable controllers in "External Device Configuration", the simultaneous socket communications cannot be performed, so set different port numbers to each programmable controller and execute the FB again. Also, the open processing may have failed to complete at the specified connection number, so try restarting the programmable controller and the network camera, then execute the FB again.
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Madison SteeleAug 25, 2025
Why is Mitsubishi Electric Controller time not setting to the network camera?
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  Grant BakerAug 26, 2025
  If the time of your programmable controller isn't being reflected on the network camera, it may be that the time of the programmable controller is not reflected on the network camera side. Try closing the configuration tool of the network camera and then execute the FB again.
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Holly ReynoldsAug 27, 2025
What to do if Mitsubishi Electric Q06UDVCPU FB ends with error C1B1H?
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  Rebecca Johnson MDAug 27, 2025
  If the Mitsubishi Electric Controller FB ends with error C1B1H, set the constant scan time to 500ms or lower, or leave it blank, and then execute the FB again.
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David BellAug 30, 2025
What to do if the POWER LED does not turn on for Mitsubishi Electric Q06UDVCPU Controller?
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  Selena TrujilloAug 30, 2025
  If the MODE LED of the CPU module is on, it indicates that the power supply module has failed and needs replacement. Ensure the power supply voltage is within the specified range. If the internal current consumption exceeds the rated output current, reexamine the system configuration. If the POWER LED turns on after removing all modules except the power supply module, repeatedly supply power, adding modules back one by one to identify the failed module.
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Desiree Mann MDSep 2, 2025
Why is the Ethernet communication not possible through direct connection with my Mitsubishi Electric Q06UDVCPU?
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  Samantha SmithSep 2, 2025
  Ensure the CPU module is directly connected to the programming tool with a single cable. Verify that the settings on the connected device (personal computer) are correct. Also, check that 'Ethernet Port Direct Connection' is selected for the PLC side I/F PLC Module in the Transfer Setup setting of the programming tool.
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Donna RomeroSep 4, 2025
What should I do if communication is slow or unstable on my Mitsubishi Electric Controller?
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  Adam WatersSep 4, 2025
  First, ensure that there are no duplicate IP addresses and correct any that are found. Next, verify that the number of UDP connections does not exceed the limit set in the open setting for MELSOFT connection and the MC protocol. Finally, if the issue persists, take noise reduction measures, as the communication of other devices besides the CPU module might be unstable.
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mcdanielarthurSep 7, 2025
What to do if the output load does not turn on in Mitsubishi Electric Controller?
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  Steven SanchezSep 7, 2025
  Check the power supply load wiring and recover the power supply if voltage for the power supply load is not added. If the inrush current has exceeded the specified value when the maximum number of outputs turns on simultaneously, change the output relay number and keep the load maximum simultaneous on current within the specified value.
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Angel MillerSep 10, 2025
Why MODE LED does not turn on in Mitsubishi Electric Controller?
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  gibsonbrandonSep 10, 2025
  The MODE LED might not turn on because the forced ON/OFF is set; cancel the forced ON/OFF. Another reason could be an improper connection direction of the extension cable (OUT-OUT); connect the extension cable properly. Finally, ensure AC power is supplied to the power supply module.

Summary

SAFETY PRECAUTIONS

Design Precautions

Precautions for safety circuits, external safety, and output signal monitoring.

INSTALLATION AND WIRING

CONDITIONS OF USE FOR THE PRODUCT

CHAPTER 1 OVERVIEW

CHAPTER 2 SYSTEM CONFIGURATION

2.3 Precautions for System Configuration

Details restrictions and precautions for system configuration, including module mounting numbers and connections.

CHAPTER 3 CPU MODULE START-UP PROCEDURES

CHAPTER 4 INSTALLATION AND WIRING

4.1 Installation Environment and Installation Position

Specifies installation environment requirements such as ambient temperature, humidity, and avoiding corrosive gases.

4.2 Mounting a Module

Details precautions for handling, mounting, and removing modules, base units, and terminal blocks.

4.3 Connecting an Extension Base Unit

4.4 Mounting and Removing a Terminal Block

4.5 Installing and Removing a Memory Card

Details the procedures for installing and removing memory cards, including precautions for Q2MEM and Q3MEM types.

4.6 Installing and Removing an SD Memory Card

Describes the procedure for installing and removing SD memory cards, including LED status and precautions.

4.7 Installing and Removing an Extended SRAM Cassette

Explains how to install and remove extended SRAM cassettes, including power-off requirements.

4.8 Wiring

Covers precautions for wiring power supplies, including cable separation and grounding.

CHAPTER 5 GENERAL SPECIFICATIONS

CHAPTER 6 CPU MODULE

6.1 Part Names

Identifies and describes the part names of various CPU modules like Basic, High Performance, Process, Redundant, and Universal models.

6.2 Specifications

Lists the performance specifications for different CPU module types, including program size, memory size, and I/O points.

CHAPTER 7 POWER SUPPLY MODULE

7.1 Part Names and Settings

Identifies and describes the part names and settings for various power supply modules.

7.2 Specifications

Lists the performance specifications for different power supply modules, including input power, output current, and efficiency.

7.2.1 Power supply module specifications

Details the performance specifications for specific power supply modules such as Q61P-A1, Q61P-A2, Q61P, Q62P, Q63P, Q64P, Q64PN, Q61SP.

7.2.2 Specifications

Explains specifications like overcurrent protection, overvoltage protection, allowable momentary power failure time, and noise durability.

7.2.3 Selecting the power supply module

CHAPTER 8 BASE UNIT

8.1 Part Names

CHAPTER 9 MEMORY CARD

9.1 Part Names

9.2 Specifications

Details the specifications of memory cards, including capacity, number of writings, external dimensions, and weight.

9.3 Handling

CHAPTER 10 SD MEMORY CARD

10.1 Part Names

10.2 Specifications

Lists the specifications of SD memory cards, including capacity, number of writings, external dimensions, and weight.

10.3 Handling

CHAPTER 11 EXTENDED SRAM CASSETTE

11.1 Part Names

11.2 Specifications

11.3 Handling

CHAPTER 12 BATTERY

12.2 Battery Installation

CHAPTER 13 MAINTENANCE AND INSPECTION

13.1 Daily Inspection

Lists daily inspection items for base units, I/O modules, connecting conditions, and module indication LEDs.

13.2 Periodic Inspection

Details periodic inspection items, including ambient environment, power voltage, module looseness, and PLC diagnostics.

13.3 Replacement Procedure of the Battery

Explains the battery replacement procedures for CPU modules (Q6BAT, Q7BAT, Q8BAT) and SRAM cards.

CHAPTER 14 MODULE CHANGE DURING SYSTEM OPERATION

14.1 Online Module Change

Describes the function allowing module replacement during system control, including applicable modules and system configurations.

14.2 Change of Redundant Power Supply Module

CHAPTER 15 TROUBLESHOOTING

15.1 Visual Inspection

Guides users to visually check LED status of modules, communication cables, and wiring for troubleshooting.

15.2 Checking the Error Details

Explains how to check and remove error causes using the programming tool, including PLC diagnostics and module detailed information.

15.3 Checking for Functional Errors

Provides a troubleshooting guide for functional errors related to PLC writing, program rewriting, boot operations, hardware errors, and communication issues.