Code :

Code: E7-29
Description: LSU ASIC frequency abnormality. The external oscillator used in the LSU ASIC and the internal oscillation circuit abnormality
Causes: Abnormality in the oscillator on the LSU ASIC PWB, the oscillator circuit resistor and capacitor, the LSU ASIC itself.
Remedy: Replace the LSUcnt PWB.

Code: E7-35
Description: CIS-ASIC communication trouble. Communication trouble between the CPU in the PCU PWB and the CIS-ASIC (clock synchronization)
Causes: Harness trouble between the PCU PWB and the PEDCis PWB. PEDCis PWB trouble, PCU PWB trouble. Insertion failure of the drawer connector of the PS unit.
Remedy: Check the harness between the PCU PWB and the PEDCis PWB. Check the PEDCis PWB. Check the PCU PWB. If the trouble is not canceled, replace the PEDCis PWB, or replace the PCU PWB.

Code: E7-36
Description: CIS-ASIC black level detection abnormality. The scan level of the white reference plate is abnormal when the lamp is lighted
Causes: Improper installation of the CIS unit. Harness trouble between CIS unit and PEDCis PWB. Abnormality of CIS unit or PEDCis PWB. Dirt on the black reference plate.
Remedy: Check installation of the CIS unit. Check the harness between the CIS unit and the PEDCis PWB. Clean the black reference plate. If the trouble is not canceled, replace the CIS unit, or replace the PEDCis PWB.

Code: E7-37
Description: CIS-ASIC white level detection abnormality. The scan level of the white reference plate is abnormal when the lamp is lighted
Causes: Improper installation of the CIS unit. Harness trouble between CIS unit and PEDCis PWB. Abnormality of CIS unit or PEDCis PWB. Dirt on the white reference plate.
Remedy: Check installation of the CIS unit. Check the harness between the CIS unit and the PEDCis PWB. Clean the white reference plate. If the trouble cannot be canceled, replace the CIS unit or the PEDCis PWB.

Code: E7-55
Description: PWB information sum error (engine detection). EEPROM PWB information sum error
Causes: EEPROM device trouble. EEPROM device contact trouble. Device access error due to noises.
Remedy: Replace the PWB.

Code: E7-60
Description: Controller connection trouble. Unknown PWB identification information is detected on the controller PWB
Causes: The PWB/ firmware which is not supported by the machine specifications is connected.
Remedy: Check the firmware kind and the version. Controller PWB abnormality

Code: E7-61
Description: Controller connection trouble (engine). Controller connection trouble. Compatibility trouble between the controller and the engine.
Causes: Combination error between the controller PWB and the engine.
Remedy: Check the controller PWB. Check combination between the controller PWB and the engine.

Code: E7-62
Description: Controller connection trouble (scanner). Compatibility trouble between the controller and the scanner.
Causes: Combination error between the controller PWB and the engine.
Remedy: Check combination between the controller PWB and the scanner.