4. Operation MX-FR Series Modular Matrix Frames – User's Manual 66
Low Battery Alert
The warning shows that the battery on the CPU board is exhausted or not inserted. The function of the
battery is powering the real time clock when the frame is powered down. The low battery does not affect
normal operation of the matrix. However, the error log will not have correct time stamps.
WARNING! Always be careful when handling the battery of the CPU board. Read the warnings and
instructions at the beginning of this document on page 2.
Replacement Steps
Step 1. Switch off the matrix and take out the MX-CPU2 board. Locate the battery holder. Check if the battery
is contacting well in the holder.
Step 2.
contact a little bit downwards to ensure good contact.
Step 3. If the battery is exhausted, replace with lithium button battery type CR2032.
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