Internal assemblies
The procedures in this section describe the removal and replacement of the following components:
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Reversing-separation-guide assembly
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Reversing assembly
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Main fan (FN101) and reversing-unit fan (FN103)
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Thermistor (TH3)
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Tray 2 jam-access-cover switch (SW105)
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Tray 1 assembly
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Front-cover support
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Tray 1 feed-assembly
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Feed-roller assembly
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DC controller
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Main motor (M101)
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DC controller fan (FN104)
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Print-cartridge fan (FN102)
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Print-cartridge motor (M102)
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Top-cover switch (SW101)
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Registration assembly
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Paper-pickup-drive assembly
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Lifter-drive assembly
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Power-factor-correction (PFC) power supply
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Engine power supply
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Paper-feed assembly
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Tray 2 detection switch
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Paper-size-detection switch (SW102)
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Tray 2 paper-present sensor (PS101)
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Laser/scanner
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Output-bin-full sensor
Internal assemblies 181
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