MUTOH Rockhopper 38, Maintenance Manual

Page: 216 / 258

Rockhopper 38 – Maintenance Manual
216
AP-74038, Rev. 1.1, 25/01/05
No Message N° Checkpoint Action
1.1 • Is the media mounted recommended
by Mutoh?
→
If it is not media recommended by
Mutoh (especially thin tracing paper,
etc.), the paper sensors may read
incorrectly and be unable to recognize
the media.
→ Mount recommended media and try
again.
1.2 • Do paper sensors XF/XR detect
normally with the self-diagnostic
“Examination/Sensors”?
→ Check the connections of paper
sensor F and paper sensor R
connectors. Paper sensor F is the
main board connector J103 (XF) and
paper sensor R is J107 (XR).
→ Replace paper sensors F and R.
1.3 • Check the amount of sensor reflection
with the printer's self-diagnostic “Sensor:
Edge”.
Check that the difference with and
without media is a change of at least
"10". Check using thick coated paper.
→ Check the edge sensor connector.
J204 (PEDGE) on the head board.
→ Replace paper sensors F and R.
1.4 • Check the Y cable connectors. → Are they inserted obliquely? Check.
J201 (MAIN1) on the head board.
J111 (HEAD1) on the main board.
→ Insert the connectors again.
→ Replace the Y cable.
• The main board assy may be
damaged. → Replace it.
1
2
• The media
size is
different
after media
mounting
and
initialization
• Tracing
paper and
thin media
cannot be
detected
1.5
Caution :
Main board connector J111 (HEAD1) and head board
connector J201 (MAIN1) should be plugged in
securely. The main board may be damaged if power is
applied when they are not properly connected.