SHARP SF1014
Manual de Servicio

4. Optical system
4-1. Copy lamp replacement
1 Open the body up. Release the lock lever of the manual paper feed unit and remove the manual paper feed unit. 2 Remove the fixing screws (2 pcs.) in the right upper cabinet, and remove the right upper cabinet. 3 Remove the fixing screws (4 pcs.) of the glass holder, and remove the glass holder. 4 Remove the table glass.

4-2. Copy lamp unit replacement
1 Remove the manual paper feed unit, the right upper cabinet, the glass holder, the table glass, and the operation panel. 2 Move the copy lamp unit to the frame notch (refer to the figure). 3 Remove the terminal section of the copy lamp lead wire. (One screw and insertion terminal) 4 Loosen the fixing screw of the front and the rear frame wire, fixing plate and remove the wire from the copy lamp unit. 5 Slide the whole unit forward, and remove the rear frame side upwards. For assembly, reverse the disassembly procedures.

Wire fixing screw

Wire fixing screw

5 While pushing the copy lamp electrode in the rear frame, remove the copy lamp.

Note: When the copy lamp unit is removed, the position adjustment must be required when attaching again. Refer to the adjustment item for the work.

4-3. Mirror base drive wire replacement
<Removal>
1 Remove the manual paper feed unit, the right upper cabinet, the glass holder, the table glass and the operation panel. 2 Remove the fixing screws (2 pcs.) of the left upper cabinet, and slide to the rear frame side to remove the cabinet. 3 Loosen the fixing screw of the copy lamp unit wire fixing plate, and remove the wire from the unit. 4 Remove the tension spring (7 in the figure) of the mirror base drive wire in the paper exit side from the hook section. 5 Slightly shift the mirror base to the paper feed side, and remove the terminal 1 of the mirror base drive wire. 6 Remove the wire fixing screw of the drive pulley.

<Installation>
For assembly, reverse the disassembly procedure. Note: Be careful to the direction of the copy lamp installation. 1 Set the mirror base to the positioning plate position. 2 Set the terminal side of the mirror base drive wire on the hook section 1, turn the mirror base pulley 2 outside to wind the wire around the drive pulley from the above. 3 Wind the wire 8 turns from the outside to the inside of the drive pulley, and put the 7th turn into the groove, and fix it with a screw temporarily. 4 Pass the wire under the mirror base and wind around the paper exit pulley (the larger one). 5 Pass the wire to the inside of the mirror base pulley, and pass through the paper exit pulley (the smaller one), then fix the tension spring to the hook section 7. 6 Check that the mirror base is in contact with the positioning plate, and tighten the wire fixing screw of the drive pulley.

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