Epson Stylus Pro 3800 Service Manual page 192

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
4.3.11.2 BOARD ASSY., ENCODER
1. Remove the CARRIAGE, ASSY.
2. Release the four tabs that secure the COVER, ENCODER and remove it.
See Figure 4-140.
Insert the positioning hole of the COVER, ENCODER over the
guide pin of the CARRIAGE, ASSY. to secure the COVER,
ENCODER. See Figure 4-140.
3. Remove the all FFCs on the BOARD ASSY., ENCODER.
Table 4-7. Connectors on BOARD ASSY., ENCODER
Connector No. Color No. of Pins
(FFC)
CN1 8
(FFC)
CN2 3
4. Remove the two screws that secure the BOARD ASSY., ENCODER and remove
it. See Figure 4-141.
Two C.B.P. 2.5 x 8 screws (1 ± 0.5 kgf.cm)
Whenever the BOARD ASSY., ENCODER is replaced,
A D J U S T M E N T
R E Q U I R E D
the corresponding adjustments must be carried out.
See Chapter 5 "ADJUSTMENT"
<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
DISASSEMBLY & ASSEMBLY
(p189)
See Figure 4-141.
Destination
BOARD ASSY., SUB
BOARD ASSY., DETECTOR, PW; B
(p208).
Disassembly/Assembly Procedure (Group 1)
Rear side
COVER, ENCODER
Figure 4-140. Removing the COVER, ENCODER
Rear side
CN1
C.B.P. 2.5x8
Figure 4-141. Removing the BOARD ASSY., ENCODER
Revision C
tabs
positioning point
CARRIAGE, ASSY.
BOARD ASSY., ENCODER
CN2
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