MUTOH Rockhopper II 2H, Руководство по обслуживанию

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Rockhopper II series printers – Maintenance Manual
291 AP-74065, Rev. 1.2, 27/09/04
9.3. TROUBLESHOOTING PROCEDURES WHEN ERRORS ARE
NOT DISPLAYED
The following explains the messages, items to be confirmed and remedies to take when error messages are
not displayed
9.3.1. Problems relating to initial operation
This chapter explains the messages displayed, the items to be confirmed and the remedy.
No. Phenomenon Check point Action Refer to
(1) Check the panel
unit assembly
cables for open or
shorted conditions. • Replace the panel
cables. →
Removing the
panel unit assembly.
(2) Make sure that
the connections of
the power supply
board and
Mainboard
assembly are good. • Redo the
connections of the
following
connectors.
• Mainboard : J101
• power source
board : CN2/CN4
→
Replacing the
Mainboard
assembly,
HDD_Extension
board assembly,
HEAD_DRV board
assembly and
cooling fan
assembly.
(3) Make sure that
the connections of
the inlet board
assembly are good. • Redo the
connections of the
following
connectors.
• Inlet board : CN1-
CN3
→
Replacing the
inlet assembly, inlet
board assembly and
lever foot SW cable
assembly.
(4) The panel board
assembly may be
damaged. • Replace the panel
board assembly.
→
Removing the
panel unit assembly.
(5) The Mainboard
assembly may have
a problem. • Replace the
Mainboard
assembly. →
Replacing the
Mainboard
assembly,
HDD_Extension
board assembly,
HEAD_DRV board
assembly and
cooling fan
assembly.
1 Power is not supplied.
(6) The power
supply board
assembly may have
a problem. • Replace the power
supply board
assembly.1
→
Replacing the
power source board
assembly.
2 LCD failure (no display / garbled
display) (1) Check if the
DIMM (optional
memory) is
installed. • The internal
programs cannot be
started without the
DIMM installed in
the product. Make
sure to install the
one in the
specifications. If not
installed, nothing
will be displayed on
the LCD and all
LEDs will flash. →
User’s Guide