3.2.12 Removing the C166PSB/E Board Assembly
1. Remove the rear/frontedge guide assembly,front cover, papereject assembly, rear/front tractor
unit, and printer cover.
2. Remove the panelboard (see Section 3.2.2)and upper housingassemblies (see Section 3.2.7).
3. Remove the 5 CBBscrews (3 ×12, F/Zn) securing theC166 PSB/Eboard assembly.
4. Disconnect the cablefor CN3 on the C166 MAIN board assembly.
5. Disconnect the cablefor the fan motorfrom CN3 on theC166 PSB/E board assembly.
6. Remove the C166PSB/E board assembly whilepulling up thefan motor.
Insert the cable for CN2 (C166 PSB/E board assembly side) under the fan motor.
The tightening torque for the CBB screw (3 ×12, F/Zn) = 0.78 ~ 0.98 Nm (8 ~ 10 Kg - cm)
Notice the direction for mounting the fan motor. Refer to the following figure.
CN3 Connector
Figure 3-38 Removing the C166PSB/E Board Assembly
Figure 3-39 Direction for Mountingthe Fan Motor
FX-2170 ServiceManual Disassembly and Assembly
Rev.A 3-25