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SPAZIO FORMA: Service & Maintenance manual - rev. 1.0
YES
Replace the cable FR-3/L
Follow the procedure step by step to correctly diagnose the problem. Take particular care with the
checks highlighted by circled numbers, which are described in detail below:
WARNING: Carry out these checks with the machine powered up.
(1)
Lift connector CN1 slightly from the power supply. Place the tester probes between pins 4 and
6 on the same connector. The measured voltage should be 220 VAC.
(2)
Lift connector CN2 slightly from the power supply, in order to reach the pins with the tester
probes. Check that all the output voltages of the power supply are correct, referring to
paragraph 2.5. .
B
Is the mains v oltage present at
the output of the mains plug?
YES
Is the mains v oltage present at
the input to the f ilter?
YES
Is the mains v oltage present at
the output of the f ilter?
YES
Is the mains v oltage present at
the connector CN39?
9
NO
Replace the mains plug
of the machine
10
NO
Replace the cable
SF-1A
11
NO
Replace the f ilter
12
NO
Replace the cable
SF-1B
Page 6.5
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