Call for service C260 in Toshiba photocopy machine

Proce dure

Check item

Result

Measure

Next Step

1

Is the exposure lamp lit? (Output check: FS-03-267)

Yes

It is lit.

2

No

It is not lit.

3

2

Shading correction plate

1.     Check if there is any scratch or stain on the shading correction plate.

2.     Check if the shading correction plate is any scratch or dirty.

Mirror

1.     Check if the mirror is tilted.

-        Check that the lens is reflected in the mirror looking at carriage-1 from an upper position.

-        Check that the mirror is secured at the leaf spring.

Notes: Do not turn the mirror adjustment screw more than necessary.

Carriage

1.     Check if the carriage is tilted by moving it to the left stopping point.

2.       Check if the wire fixing screw is loosened.

3.     Check if the movement of the carriage is unstable due to disengagement of the carriage roller.

Exposure lamp

1.       Check if the exposure lamp is flickering when it is turned on.

2.     Check if the connector is properly connected all the way in the board of LED lamp unit.

3.     While the carriage is being driven, check if the harness catches it or interferes with it.

CCD board

1.     Check if the connector is properly connected all the way in the CCD board.

2.     Check if the CCD board or the lens unit is tilted. Check if the screw is securely tightened.

3.       Replace the lens unit.

SYS board

1.     Check if the connector is properly connected all the way in the SYS board. (CN120, CN123)

2.     Check if there is any abnormality in the parts mounted on the SYS board or in the appearance of the SYS board.

3.     Check if the voltage is output from the power supply for the CCD.

4.       Replace the SYS board.

3

Exposure lamp

1.     Check if the connector is properly connected to the board of LED lamp unit.

2.     Check if there are any scratches or damage on the board of LED lamp unit.

3.     Replace the exposure lamp unit.

Harness

1.     Check if wiring of the harness (CN125 on the SYS board) is abnormal.

2.     Check if the harness (CN125 on the SYS board) has any scratch on it or is open circuited or caught anywhere.

3.     Replace the harness (CN125 on the SYS board).