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B
B
3
3
t
t
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y
p
p
e
e
B
B
5
5
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t
y
y
p
p
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3
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5
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11.2.1. Power Trouble
Figure 11-2: Power trouble
Check the terminal block of the front panel of Driver Unit
for main power and control power with a tester, etc.
Power does not turn on.
Both control power and
main power supplied?
YES
Connect Handy Terminal.
Communication possible?
YES
OK
— 11-3 —
NO
Turn on power.
NO
Replace the Driver Unit.
11.2. Troubleshooting
11.2.1. Power Trouble
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Troubleshooting
