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MultiPASS MP730/MP700 Chapter 4: Maintenance and Service
4.4 Processing Communication Problems
4.4.1 Initial identification of problems
Since the facsimile must transmit picture information, a transmitter, a receiver and telephone
lines are required for this purpose. Transmissions may cause problems if one or more of the
there is poor.
FAX
Your
customer's
machine
To process communication problems, first of all, it is necessary to narrow down the cause of the
problem. Thus, the procedures appearing below must be checked accordingly.
Start
Does an error
appear on the
display?
NO
Is copying
being done?
OK
Do copying
Is copy
picture OK?
OK
Communication problems
exist. Carry out the procedures
on the next page.
Figure 4-9 Procedures for Initial Identification of Trouble
Communication
trouble
Figure 4-8 Communication Trouble
Errors show on the display.
YES
error massage page 4-12
error code
NG
General error
NG
Test print
Scanning problem
Page 4-29
4-32
FAX
Communication
companion
machine
page 4-18
Page 4-26
Printing problem
NG
Page 4-27
OK
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