Specifications

Rockhopper II series printers – Maintenance Manual
304
AP-74065, Rev. 1.2, 27/09/04
14 Fiber tracking is shown in prints. (2) Check if printing
began immediately
after ink
replenishment.
• The following
phenomena may
occur for the first
printing processed
immediately after
ink replenishment.
• Faint lines are
drawn.
• White streaks
appear on the
printing.
• If these conditions
are observed,
perform cleaning a
couple of times
before printing, then
check the results.
• If cleaning does
not improve the
results, leave the
products for at least
several hours, redo
the cleaning
operation, then
check the results
again.
→ User’s Guide
15 Lines look blurred when printed. (3) Check if the
tension of the steel
belt is properly
adjusted.
• Adjust the steel
belt tension.
→ Steel belt tension
adjustment
(4) Check the head
adjustments.
• Adjust the head.
→ Head precision
adjustment
(5) Check the T
fence for
contamination.
• Clean the T fence
• If contaminants
cannot be cleaned
up by cleaning,
replace the T fence.
→ Replacing the T
fence
(6) Make sure that
the CR_ENC
assembly and the T
fence are not
interfering.
• If they interfere
with each other,
adjust the
installation positions
of the CR_ENC
assembly and the T
fence.
• If the adjustments
do not improve this,
replace the
CR_ENC assembly
and the T fence.
→ Replacing the T
fence.
→ Replacing the
CR_ENC assembly
(7) Check if the
pump is running
during the cleaning
operation.
• Check that
connections of
Mainboard
connectors J160-
J161 are good.
• Replace the pump
motor assembly.
• Replace the
Mainboard
assembly.
→ Replacing the
Mainboard
assembly,
HDD_Extension
board assembly,
HEAD_DRV board
assembly and
cooling fan
assembly
→ Replacing the
pump motor
assembly.