Hitachi IJ RX2 Service Manual page 207

6.3.6 Print Head Cover Open
Print Head Cover Open
Is the print head cover
removed?
No
Is the print head cover
completely closed?
Yes
Is the magnet inside the
head cover damaged or
missing?
No
Open the print head rear cover
and position the magnet close to
the cover switch.
Does the cover switch
conduct?
Yes
Is the EZJ125 board CN7
connector disconnected?
No
Replace the EZJ126 board.
Yes
No
Yes
No
Replace the cover
switch.
Yes
Connect the connector.
6-28
Properly install the
print head cover.
Completely close the
print head cover.
Properly install the
magnet.
Press the Clear key to
clear the fault.
Resume the
operation.