4026-0XX
| FRU | Action |
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3 | Input Sensor | Check the flag for damage, especially at the |
| Flag | front edge, Be sure the flag moves freely. |
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| Replace the flag as necessary. |
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4 | Input Sensor | Be sure the input sensor is correctly installed |
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| and the sensor/solenoid cable is properly con- |
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| nected. |
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| Disconnect the input sensor cable from the CN3 |
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| connector on the engine board. The voltage at |
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| |
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| dc. If incorrect, replace the engine board. |
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| If correct, reconnect the input sensor cable at |
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| CN3. Monitor the voltage at |
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| the sensor flag in and out. The voltage changes |
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| from +2 V dc to 0 V dc. If incorrect, check the |
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| input sensor/solenoid cable continuity. If cable |
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| continuity is incorrect, replace the paper feed |
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| frame assembly. If cable continuity is correct, |
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| replace the following FRUs one at a time in the |
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| order shown: |
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| Input Sensor |
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| Engine Board |
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