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Electronic Theatre Controls Inc

Paradigm Architectural Processor Shows Internal Clock Error or Low Battery


One or both of the following errors displays on a Paradigm Architectural Control Processor (P-ACP): 'INTERNAL CLOCK ERROR' or 'LOW BATTERY'

Description of Issue

The internal timeclock backup battery located on the motherboard of the P-ACP is dying.


You will need to replace the battery. It is a special battery that will need to be purchased through an ETC dealer. All P-ACP revisions use the same battery, part number BT105-F. Directions to replace it can be found here

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