Epson 2070 Service Manual - Page 91
Removing the Printer Mechanism, Removing the Printer Mechanism
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LQ-2070 Service Manual Disassembly and Assembly 3.2.9 Removing the Printer Mechanism 1. Remove the rear/front edge guide assembly, front cover, paper eject assembly, rear/front tractor units, and printer cover (see Section 3.2.1). 2. Remove the panel board assembly (see Section 3.2.2) and upper housing assembly (see Section 3.2.7). 3. Remove 3 CBS screws (3 x 4,F/Zn), 2 CBB screws (3 X 12,F/Zn) securing the upper shield plate over the main board, and remove the upper shield plate. 4. Remove 4 printer mechanism mounting screws securing the printer mechanism. 5. Disconnect the following connectors on the C186 MAIN board assembly: CN4 ( 3-pin, white) CN7 (4-pin, white FFC) CN10 (4-pin, blue) CN13 (2-pin, black) CN5 ( 3-pin, black) CN8 (17-pin, white FFC) CN11 (5-pin, blue) CN 16 (2-pin, yellow) CN6 ( 2-pin, white ) CN9 (15-pin, white FFC) CN12 (2-pin, white) g Disconnect the cables for CN10 and CN11 after releasing the connector locks by pulling up. 6. Remove the printer mechanism. Printer Mechanism Mounting Screws Figure 3-16 Removing the Printer Mechanism Assembly Notes Notice the connection for cables CN10 and CN11 and align the red colored cable to pin 1 of the connector. The tightening torque for the printer mechanism mounting screw = 0.98 Nm ~ 1.18 Nm (10 ~ 12 Kg - cm) Adjust the bidirectional print alignment. When the printer mechanism is replaced to new one, reset the TPE level. Refer to the Chapter 4. Rev.A 3-13