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Code :

Code: 10
Description: When the light source (fluorescent lamp) was OFF, no A/D reference values of CCD video signals could be detected since it is less than the lower limit.
Causes: • Fluorescent lamp • Inverter PCB • Mirrors • Scanner frame ASSY • Main PCB

Code: 13
Description: When the light source (fluorescent lamp) was ON, the A/D reference values of CCD video signals were less than the lower limit.
Causes:

Code: 14
Description: When the light source (fluorescent lamp) was ON, the A/D reference values of CCD video signals exceeded the upper limit.
Causes:

Code: 20
Description: Head driver temperature error.
Causes: • Print head unit • Main PCB

Code: 21
Description: No purge operation has started although commanded.
Causes: • Main PCB

Code: 22
Description: A sequence of purge operation could not finish.
Causes:

Code: 23
Description: Internal Centronics interface timeout.
Causes: • Print head unit • Main PCB

Code: 31
Description: The carriage cannot travel to the right or left.
Causes: Before checking the following components, check the carriage movement as described in (Note 1) given on the next page. • Carriage ASSY • Encoder strip (Any stains or scratches? Hooked correctly?) • Paper feed motor • Hook switch PCB • Main PCB • Power supply PCB • Flushing box • Purge unit • CR base ASSY • Ink empty sensor PCB

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