Pf Encoder / Pf Scale - Epson Stylus Photo R280 Service Manual

Epson Stylus Photo R280/R285/R290/Epson Artisan 50/Epson Stylus Photo T50/T59/T60/P50
When installing the Front Frame, screw it after securing the foot
of the two EJ Frame Springs to the slits as shown in the figure.
Carefully handle the EJ Frame as the springs come off easily.
[Left Side]
Opposite
to HP
Left EJ Frame Spring
Figure 4-79. Reinstalling the Front Frame (2)
When installing the Cable Holder Frame, match the two hooks
of the Cable Holder Frame with the positioning holes of the
Main Frame and Front Frame as shown in
tighten the screws in the order given in the figure.
When installing the Cable Holder Frame, attach the PF
Encoder FFC along with the reference line shown in
(p.84).
When installing the Front Frame, match the positioning holes
of the Front Frame with the guide pins of the Main Frame (two
pairs), and tighten the screws in the order given in
(p.85).
Whenever the EJ Frame Assy is removed or replaced, the required
A D J U S T M E N T
R E Q U I R E D
adjustments must be carried out.
Refer to "5.1.2 Required Adjustments" (p.107)
•
Chapter 4 Disassembly/Assembly
[Right Side]
HP Side
Right EJ Frame Spring
Fig.4-73 (p.84), and
Fig.4-74
Fig.4-75
4.4.10 PF Encoder / PF Scale (Disassembling the Printer Mechanism)

4.4.10 PF Encoder / PF Scale

Take extra care not to contaminate or scratch the PF Scale. Never
C A U T I O N
touch the scale with bare hands.
Parts/Components need to be removed in advance
Printer Cover / Paper Support Assy / Upper Housing / Main Board Unit
Removal procedure
1. Disconnect the FFC of the PF Encoder from CN1 connector.
2. Remove the screw and remove the PF Encoder.
• Screw : C.B.P. M2.6x8 (tightening torque: 3.5-4.5 kgf.cm)
3. Peel off the double-sided tape attached to the center part, and remove the PF
Scale.
PF Scale Double-sided tape
Figure 4-80. Removing the PF Encoder/PF Scale
When installing the PF Encoder, make sure the PF Encoder fits
firmly against the Front Paper Guide.
Revision C
(No.5)
FFC
Front Paper Guide
CN1
PF Encoder
86
Confidential