Remedy: Case 1 Trouble position/cause CPT PWB trouble Remedy (Check) "If the trouble cannot be canceled by turning ON/OFF the power repeatedly, replace the CPT PWB.." (Repair) CPT PWB replacement / Power Source-ON
Code: UC 2
Description: CPT board ASIC trouble
Causes: Gate array abnormality on the CPT PWB
Remedy: Case 1 Trouble position/cause CPT PWB trouble Remedy (Check) "If the trouble cannot be canceled by turning ON/OFF the power repeatedly, replace the CPT PWB.." (Repair) CPT PWB replacement / Power Source-ON
Code: UC 3
Description: CPT board ROM trouble
Causes: CPT PWB ROM abnormality
Remedy: Case 1 Trouble position/cause CPT PWB trouble Remedy (Check) (Repair) CPT PWB replacement / Power Source-ON
Code: UC 4
Description: CPT board RAM trouble
Causes: CPT PWB RAM abnormality
Remedy: Case 1 Trouble position/cause CPT PWB trouble Remedy (Check) (Repair) CPT PWB replacement / Power Source-ON
Code: UC 5
Description: CPT board model code data trouble
Causes: The model code data sent from the CPU PWB to the ICU SCAN PWB is abnormal.
Remedy: Case 1 Trouble position/cause CPT PWB trouble Remedy (Check) (Repair) CPT PWB replacement / Power Source-ON