Epson 3880 - Stylus Pro Color Inkjet Printer, Service Manual, Page: 128 / 306

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890 Revision C
DISASSEMBLY & ASSEMBLY Disassembly/Assembly Procedure (Group 1) 128
4.3.6.2 ENCODER, PF, ASSY.
1. Remove the HOUSING, UPPER. (p107)
2. Disconnect the FFC from CN1 connector of the ENCODER, PF, ASSY.
See Figure 4-49.
3. Remove the screw that secures the ENCODER, PF, ASSY.
See Figure 4-49.
„ One C.B.S. 3 x 6 screw (6 ± 1 kgf.cm)
4. Lift up the ENCODER, PF, ASSY. to remove the detection part from the SCALE,
PF, 180 and remove the ENCODER, PF, ASSY. See Figure 4-49.
Figure 4-49. Removing the
ENCODER, PF, ASSY.
C A U T I O N
When performing the next step, be extremely careful not to
contaminate, deform or damage the SCALE, PF, 180.
C.B.S. 3x6
Connector
SCALE, PF, 180
ENCODER, PF, ASSY.
„ Insert the SCALE, PF, 180 into the detection part of the sensor,
and install the ENCODER, PF, ASSY.
„
When installing the ENCODER, PF, ASSY., be sure to engage
the tab of the ENCODER, PF, ASSY. to the main frame and
insert the positioning holes over the guide pins.
A D J U S T M E N T
R E Q U I R E D
Whenever the ENCODER, PF, ASSY. is replaced, the
corresponding adjustments must be carried out. See Chapter 5
"ADJUSTMENT" (p208) .
<Adjustment Item>
1. Print Head Slant Adjustment (CR)
2. PG Position Adjustment
3. Print Head Slant Adjustment (PF)
4. Ink Mark Sensor Adjustment for Auto Nozzle Check
5. Auto Uni-D Adjustment
6. Auto Bi-D Adjustment
7. T&B&S Adjustment
8. Colorimetric Calibration Tool
9. Print Image
tab
Inner side of Left Frame
guide pins