Lexmark OptraImage 443, Руководство по обслуживанию

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4-11
4.4 Spare Parts Replacement
This section describes the spare parts replacement procedures. Depending on the part, adjustment or
lubrication may be necessary, but this will be described in Section 4.7.
4.4.1 4.4.1 4.4.1 4.4.1 Notes on Replacement Notes on Replacement Notes on Replacement Notes on Replacement
1. Clean the disassembly and assembly location.
2. Turn off the power switch and remove the AC plug from the outlet before disassembly and
assembly.
3. Follow the disassembly and assembly procedures. Never loosen the screws of parts that must
not be disassembled.
4. Store the disassembled parts in a clean place to avoid loss.
5. After replacement, check the contacts and spare part mounting.
6. Assemble in the reverse order of disassembly.
4.4.2 4.4.2 4.4.2 4.4.2 ADF Snap-in Pad Module Removal and Mounting ADF Snap-in Pad Module Removal and Mounting ADF Snap-in Pad Module Removal and Mounting ADF Snap-in Pad Module Removal and Mounting
After scanning approximately 100,000 pages through the ADF, the ADF pad module may be worn
out and you may experience problems with document feeding. In this case, please replace the
ADF pad module with a new one. For ordering the parts, please consult your nearest dealer and
follow the procedure below to replace it.
To remove the ADF snap-in pad module,
1. Push the ADF unit backward.
2. Use your fingers to gently pull out the snap-in pad module.
Figure 4.13 ADF Snap-in Pad Module Removal
To mount the ADF snap-in module,
1. Use your fingers to hold both arms of the snap-in pad module.
2. Gently place the snap-in pad module into the pad holder. (See Figure 4.13)