Troubleshooting

7

7.4.4C3: Shading Correction malfunction

Check Item

 

Remedy

Is C3 displayed during Function Mode

→No

Replace PWB-BB.

“b6” execution?

 

Replace CCD Assy(PWB-A).

 

 

 

↓Yes

 

 

 

 

 

Performs the function mode (b6) once

→NG

Replace PWB-BB.

again. (Refers to the clause of

 

Replace CCD Assy(PWB-A).

Shading Correction in chapter 6).

 

 

 

 

 

7.4.5C4: Cooling Fan Motor malfunction

Check Item

 

Remedy

Is C4 shown even when power is

→No

OK

turned OFF, then ON again?

 

 

 

 

 

↓Yes

 

 

 

 

 

Does the Cooling Fan Motor (M3, M4)

→Yes

Check Wiring.

turn smoothly after the Power Switch

 

Replace PWB-BB.

has been turned ON?

 

 

 

 

 

↓No

 

 

 

 

 

Check M3 and M4.

→NG

Replace M3.

 

 

Replace M4.

 

 

 

 

→OK

Check Wiring.

 

 

Replace PWB-BB.

 

 

 

7.4.6Cb: Communication Error

Check Item

 

Remedy

Is Cb shown even when power is

 

→No

OK

turned OFF, then turned ON again?

 

 

 

 

 

 

 

↓Yes

 

 

 

 

 

 

 

Is the dedicated interface cable used?

 

→No

Replace the Interface Cable.

 

 

 

 

↓Yes

 

 

 

 

 

 

 

Checks the connection of an interface

 

→NG

Reconnect the Interface Cable.

cable.

 

 

 

 

 

 

 

↓OK

 

 

 

 

 

 

 

Replace the following parts sequentially.

 

 

Interface Cable

 

 

Printer I/F Board (PWB-EE) of Scanner

 

 

Interface Board of Printer

 

 

 

 

 

 

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Image 118
Kodak 2400DSV service manual Replace M3