Q06CCPU-V C Controller Module Clock Reset Technical Bulletin

This technical bulletin details a clock reset issue in Mitsubishi C Controller modules (Q06CCPU-V, Q06CCPU-V-B, Q06CCPU-V-H01) where the internal time may revert to its set value after approximately 828 days of continuous operation. It provides preventive operations such as power cycling, resetting, or manually setting the clock, and includes a formula for calculating the time threshold when the system clock rate is modified.