Appendix D-72 Product Overview Rev. A
Confidential
Fuses
TableD-17 Fuses
Fuse Function Standard
Fuse F1 Main fuse, provided for safety purposes. Fuse may burn out
when input circuit is unsafe.
Make sure to use the same type of fuse when it is replaced.
Replace the fuse after eliminating the cause of the burn out.
Burn out may lead to a malfunction.
R452003 Littelfuse inc
Fuse F2 Used to protect against unsafe circuit elements. It will burn out in
the event of a circuit board problem. The problem cannot be
corrected by replacing the fuse.
It may burn out due to an unsafe 24VC line. Replace the fuse
after eliminating the cause of the burn out. Burn out may lead to
a malfunction.
R451002 Littelfuse inc
Fuse F3 Fuse provided for safety standard compliance. Does not relate
to operation. Will burn out for short of power line after DM
connection.
SSFR-S2.0A-F002 SOC CO Ltd
Fuse F4 Used to protect against unsafe circuit elements. It will burn out in
the event of a circuit board problem. The problem cannot be
corrected by replacing the fuse.
It may burn out due to an EP unit problem. Replace the fuse
after eliminating the cause of the burn out. Burn out may lead to
a malfunction.
ICP-S1.0 ROHM ELECTRONICS
Fuse R3 Used as safety protection for the logic power source circuit. It
may burn out due to a logic power circuit problem or excessive
VCC voltage. Replace the fuse after eliminating the cause of
the burn out. Burn out may lead to a malfunction.
RF73B2HTD0.51OHMJ KOA Corp.
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