factory antitheft on 93 taurus sedan under loctronics system TROUBLE

was workin on factory jbl sound sys when the car freaked out and all lights came on and horn blowing constantly is this caused by factory anti theft or loctronics
can it be reset? or do i need to replace something? what happened? this is real screwy tried everything its got the keyless entry system remote door and truck locks but now that doesnt work either chiltons doesnt mention anything dealers not sure but hes willing to look at it for an ungodly hourly rate can someone please help with any suggestions thanks

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