CHAPTER 4 TROUBLESHOOTING MALFUNCTIONS
5. | E9 |
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| Cause | Step | Checks | YES/NO | Remedies |
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DC controller/ | 1 | Replace the DC controller/DC | YES | End. | |
DC power supply PCB |
| power supply PCB. |
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| Is the problem corrected? |
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Power supply |
| NO | Advise the user that the | ||
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| frequency of the power |
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| supply is faulty. |
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6. AC power is absent. |
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| Cause | Step | Checks | YES/NO | Remedies |
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Power plug | 1 | Is the power plug connected to | NO | Connect the power plug. | |
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| the copier and the power outlet? |
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| 2 | Is ‘E’ code (PC420/430/FC220) | YES | See ‘E0’. |
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| or ‘JAM’ (PC400/FC200) |
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| indicated for about 0.5 sec after |
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| the power switch is turned ON |
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| and does the power turn OFF |
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| thereafter? |
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Top cover, | 3 | Are the top cover and delivery | NO | Close the top cover and | |
Delivery assembly |
| assembly cover closed properly? |
| delivery assembly cover. | |
cover |
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Power supply voltage | 4 | Is the rated voltage present at | NO | Advise the user that the | |
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| the power outlet? |
| problem is not of the |
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| copier. |
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Door switch | 5 | Is the door switch (SW1,SW2) | NO | Replace the door switch. | |
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| normal? |
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DC controller/ | 6 | Is the rated power supply voltage | YES | Replace the DC controller/ | |
DC power supply PCB |
| present between J103 and J104 |
| DC power supply PCB. | |
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| on the DC controller/DC power |
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| supply PCB? (Set the meter to |
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| the 300V AC range). |
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Fixing assembly | 7 | Replace the fixing assembly. | YES | End. | |
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| Is the problem corrected? |
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| NO | Replace the DC controller/ | |
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| (fixing heater error temperature | ||
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| DC power supply PCB. | |
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| detection circuit ON) |
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