Disassembly And Assembly Of Major Parts Of Printer; Pf Motor, Pf Encoder And Pf Scale - Epson Stylus PHOTO RX640 Service Manual

EPSON Stylus PHOTO RX640/650
4.5 Disassembly and Assembly of Major Parts of
Printer

4.5.1 PF Motor, PF Encoder and PF Scale

C A U T I O N
Handle the PF Scale with care not to scratch or stain it. Do not
touch it with your bare hand.
1. Remove the Printer Mechanism (p.53)
2. Disconnect the FFC of the PF Encoder, remove the screw, and remove the PF
Encoder. (Fig. 4-51)
3. Remove the PF Scale. (Tape is stuck in the center circle area)
4. Release the lead wires of the PF Motor.
5. Remove the Harness Holder. (Fig. 4-52)
6. Remove the screws (x2) securing the PF Motor, and remove the PF Motor in the
lateral direction. (Fig. 4-53)
Install the PF Motor with its labeled area facing outward.
(Fig. 4-53)
When installing the PF Encoder, confirm that the reading area
does not come in contact with the PF Scale.
A D J U S T M E N T
Once the PF Motor has been reinstalled, refer to the following
R E Q U I R E D
section and perform the necessary adjustments.
5.1.1 Adjustment by Use of Adjustment Program (TBD) (p.72)
Disassembly and Assembly
(Fig. 4-57)

Disassembly and Assembly of Major Parts of Printer

PF Scale
Peel off the tape
PF Scale and PF Encoder
Figure 4-51. Removing the PF Encoder / PF Scale
Harness Holder
Figure 4-52. Removing the Harness Holder
C.P.S-TITE 3x6 (x2)
Torque : 0.4±0.1N
PF Motor
With the labeled area outward
Figure 4-53. Removing the PF Motor
Revision A
FFC
PF Encoder
C.B.P-TITE 2.6x8
·
Torque : 0.4±0.1N m
Hooks
·
m
61