B-61813E/03 MAINTENANCE 2. INDICATION
Þ Eliminate the cause that made the fuse to blow, then
replace the fuse with a spare. (See Section 3.) The
following may cause the fuse to blow:
• A sum of power requirements for all input modules
exceeds the rating. (Refer to I-4.4)
• A voltage of +24 VDC, supplied from input module
AID32A1, AID32B1 or AID32H1 to the outside, is
short-circuited to the cabinet or the like.
• The interface module or any of the I/O modules is
S An I/O module is defective.
Þ Remove the I/O modules sequentially to pinpoint the
defective one. Then, eplace it with a spare.
T An interface module is defective.
Þ Replace it with a spare.
2) LINK has never been turned on since power is supplied.
Q If PWR is off, go to item 1).
R The attempted power turn-on sequence was incorrect.
Þ The slaves (I/O Unit-A, Power Mate, Series 0, etc.)
must be supplied with power at the same time or
before the master (CNC or F-D Mate) is supplied
withpower. (Refer to I-4.2)
If an attempt is made to supply power to a slave on an
interface module after the master isurned on, LINK on
the interface module is not turned on provided that the
interface module corresponds to that slave or to any
slave ahead of that slave (one on the far side with
respect to the master).
S I/O Link cables are broken or short-circuited.
Þ With reference to Note below, check the cables, and
take an appropriate action.