4026-0XX
| FRU | Action |
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2 | Toner Car- | Replace the toner cartridge if the cartridge is |
| tridge | nearing the end of life. |
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3 | Transfer | Check the transfer roll for toner buildup and con- |
| Assembly | tamination. Clean the transfer roll by performing |
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| POST two or three times. |
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| Light print or black vertical streaks can be |
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| caused by an open transfer leakage current cir- |
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| cuit. Check the transfer roll right side contact, |
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| TFR board lead and the TFR Leakage board |
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| |
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| If light print is still a problem, replace the follow- |
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| ing FRUs one at a time in the order shown: |
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| HVPS |
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| Transfer Assembly |
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| TFR Leakage board |
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| Engine board |
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Toner on backside of printed page
Note: Toner on the back of the printed page can be caused by poor fusing, improper development, or incorrect charging.
| FRU | Action |
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1 | Fuser Assem- | Check the hot roll and backup roll for toner |
| bly | buildup. Clean or replace as necessary. |
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| If the fuser assembly is clean and functioning |
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| correctly, replace the following FRUs one at a |
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| time in the order shown: |
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| HVPS |
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| Engine board |
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