
Chapter 4
4-22
F-4-51
b) Action to take after replacing the feed roller home position sensor, feed roller encoder, or feed roller
Eccentricity of the feed roller is factory-corrected (variation in the paper feed distance per rotation is compensated for) to enhance the media feed accuracy.
Therefore, when you have replaced the feed roller home position sensor, feed roller encoder, or feed roller related to correction of feed roller eccentricity,
adjustment is required.
Use the service mode under the following conditions:
Service mode: SERVICE MODE > ADJUST > PRINT PATTERN > LF
Carriage: Low position
Media type: Glossy photo
4.3.9 Purge unit
0009-4807
a) Removing the purge unit
Clicking the figure number under the video mark allows you to view the movie showing the procedure.
F-4-52
1) Turn off the power and move the carriage over the platen. If the carriage is fixed at the home position, insert the flathead screwdriver in the slot [1] in
the purge unit's elevation unit from the right and turn the screwdriver clockwise. The cap [2] and lock pin [3] lower, allowing you to move the carriage.
A
D
B
C
Summary of Contents for W8400 Series
Page 1: ...Apr 5 2005 Service Manual W8400 Series W8400 ...
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Page 12: ...Contents ...
Page 13: ...Chapter 1 PRODUCT DESCRIPTION ...
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Page 21: ...Chapter 1 1 5 F 1 9 ...
Page 47: ...Chapter 2 TECHNICAL REFERENCE ...
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Page 91: ...Chapter 3 INSTALLATION ...
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Page 97: ...Chapter 4 DISASSEMBLY REASSEMBLY ...
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Page 139: ...Chapter 5 MAINTENANCE ...
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Page 147: ...Chapter 6 TROUBLESHOOTING ...
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Page 193: ...Chapter 6 6 43 F 6 8 Cover switch tool Cover switch tool ...
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Page 195: ...Chapter 7 SERVICE MODE ...
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Page 213: ...Chapter 8 ERROR CODE ...
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