LX-300+/1170 Revision C
Disassembly and Assembly Disassembly and Assembly 78
4.2.4 Board Assembly and Panel Removal
1. Remove the upper housing. (See 4.2.2 "Upper Housing Removal".)
2. Remove the panel FFC from the connector of panel board assembly.
3. Remove 3 screws (C.B.P., Tite, 3x10 F/ZN; Torque 0.78-0.98 N.M.) securing the
panel board assembly to the lower housing.
4. Remove the panel board assembly from the lower housing.
Figure4-6. Board Assembly and Panel Removal
4.2.5 C294MAIN/MAIN-B Board Assembly Removal
1. Remove the upper housing. (See 4.2.2 "Upper Housing Removal".)
2. Remove the printer mechanism. (See 4.2.3 "Printer Mechanism Removal".)
3. LX-1170: Remove 1 screw (C.B.P., Tite, 3x10 F/ZN; Torque 0.78-0.98 N.M.)
and the right grounding plate.
Table 4-5. Right Grounding Plate Removal (LX-1170)
4. Remove 2 Jack Sockets (Torque 0.29-0.49 N.M.)securing the serial interface
connector to the lower shield plate.
5. Remove the serial interface connector from the installation hole of the lower shield
plate.
6. Remove 2 screws (C.P., Screw, 3x4 F/ZN; Torque 0.48-0.78 N.M.) securing the
parallel interface to the lower shield plate.
7. Remove the option FFC (LX-300+ only) and panel FFC from CN12 and CN13 on the
board.
8. Remove the harness connected to the Power Supply Board Assembly from CN8.
Press one edge of CN8 in order to remove or install the harness.
9. Remove 3 screws (C.B.P., Tite, 3x10 F/ZN) securing the main board assembly to the
lower housing.
Panel Board Assembly
C.B.P., Tite, 3x10 F/ZN
Panel FFC
C.B.P., Tite, 3x10 F/ZN
Grounding Plate, Right
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