Service manual

Disassembly and Assembly
EPL4600/ActionLaser 1600 Service Manual
3.2.3.4 Optical Unit Removal
■ Do not touch the optical unit except at the time of replacement.
9 Do not open the unit under any conditions.
■ Do not remove the circuit boardfiom the optical unit under any condition.
■ Do not loosen the 2 screws that secured with a black paint (shown in position A in the
figure).
■ Do not loosen the 2 screws (shown in position Bin the figure).
1.
Open the top cover.
Remove the imaging cartridge. Cover the imaging cartridge to protect it
from light or place it in a dark area.
2. Remove the control panel. (Refer to Section 3.2.l.3.)
3. Remove the paper guide.
4. Remove the paper guide case. (Refer to Section
3.2.2.l.)
5. Disconnect comector CN5 ontheengine controller board (PWB-A).
6. Remove 2 CC screws (M3 x 6) and 1 CC screw (M3 x 12), and remove the optical unit.
cc
PWB-A Board
Figure 3-13. Removing the Optical Unit
3-10
Rev. A