Timer Issue - MCU Version 1.3 ~ FIID4001v1 ‹‹ Back to Main
Part Involved: MCU
Component Involved:
1 CMOS Battery
2 Clock Module
2 MCU Programming


How to check the CMOS Battery:
Apply the multi-meter’s testing pin on both ends of the battery, the result should read 3.2V after fully charged.
Replaced the battery if the value is lower than 2.5V. If the battery’s reading is above 3.2V, replace the Timer Chip (2) by priority, followed by MCU Programming.