Cis Unit - Samsung SCX-340x series Service Manual

3.3.4. CIS Unit

1. Remove the Scanner Unit and ADF Unit.
2. Remove 4 screws from the bottom of the platen.
3. Remove the platen upper from the platen lower.
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4. Unplug the CIS flat cable. Release the CIS Unit.
5. Release the Belt-Timing Gear. Remove 3 screws. And
release the Scan Drive Unit.
Belt-Timing Gear
3. Disassembly and Reassembly
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