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SECTION 3
TROUBLESHOOTING
This section describes troubleshooting methods.
Section 3-2 shows the flowchan of the processing routine
of the unit. Section 3-3 describes the ATP procedures.
Section 3-5 describes the outgoing test procedures. These
descriptions define the defective pans under operating
conditions.
3-1
BEFORE TROUBLESHOOTING
The following procedures are recommended to verify if the
drive is really faulty or not:
a.
Poor connection with the host system
(esp. GND-related connection, frame GND, etc.)
3-2 FLOWCHART FOR TROUBLESHOOTING
START
Fail
Pass
Fail
Pass
END
3-1
b.
Incorrect operational procedure.
c.
Program error of host system
d.
No Interface Cable Terminator at the end of Data Bus.
e.
Wrong Drive Number selection
f.
Wrong supply voltage
g.
Environmental conditions (where electrical noise
easily jumps into signal)
h.
Influence of strong magnetic field
Drive Function Check
(Refer to 3-4)
Part Replacement
(Refer to Section 4)
Adjustment
(Refer to 5-1 )
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