Epson Stylus Pro 3800 Service Manual page 128

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
4.3.6.2 ENCODER, PF, ASSY.
1. Remove the HOUSING, UPPER.
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)
When performing the next step, be extremely careful not to
C A U T I O N
contaminate, deform or damage the SCALE, PF, 180.
4. Lift up the ENCODER, PF, ASSY. to remove the detection part from the SCALE,
PF, 180 and remove the ENCODER, PF, ASSY.
Connector
C.B.S. 3x6
Figure 4-49. Removing the
DISASSEMBLY & ASSEMBLY
(p107)
See Figure 4-49.
ENCODER, PF, ASSY.
SCALE, PF, 180
ENCODER, PF, ASSY.
Disassembly/Assembly Procedure (Group 1)
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.
Inner side of Left Frame
tab
Whenever the ENCODER, PF, ASSY. is replaced, the
A D J U S T M E N T
R E Q U I R E D
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
Revision C
guide pins
128