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Troubleshooting
7
7.4.4C3: Shading Correction malfunction
Check Item |
| Remedy |
Is C3 displayed during Function Mode | →No | Replace |
“b6” execution? |
| Replace CCD |
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↓Yes |
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Performs the function mode (b6) once | →NG | Replace |
again. (Refers to the clause of |
| Replace CCD |
Shading Correction in chapter 6). |
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7.4.5C4: Cooling Fan Motor malfunction
Check Item |
| Remedy |
Is C4 shown even when power is | →No | OK |
turned OFF, then ON again? |
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↓Yes |
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Does the Cooling Fan Motor (M3, M4) | →Yes | Check Wiring. |
turn smoothly after the Power Switch |
| Replace |
has been turned ON? |
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↓No |
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Check M3 and M4. | →NG | Replace M3. |
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| Replace M4. |
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| →OK | Check Wiring. |
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| Replace |
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7.4.6Cb: Communication Error
Check Item |
| Remedy | |
Is Cb shown even when power is |
| →No | OK |
turned OFF, then turned ON again? |
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↓Yes |
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Is the dedicated interface cable used? |
| →No | Replace the Interface Cable. |
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↓Yes |
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Checks the connection of an interface |
| →NG | Reconnect the Interface Cable. |
cable. |
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↓OK |
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Replace the following parts sequentially. |
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Interface Cable |
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Printer I/F Board |
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Interface Board of Printer |
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