Seiko Instruments MT-17E-003-D instruction manual 12.3Replacing the Fuses

STP-H600/H1000 Series Instruction Manual

12.3Replacing the Fuses

CAUTION

◇Remove the probable causes of the blown fuse (Ex. a problem with the remote input signal, etc.) before replacing the fuse.

◇Always use specified and rated fuses.

NOTICE

◇If fuses are blown frequently even after they are replaced, contact Seiko Instruments.

The following are protective fuses used in the STP control unit (See Section 4.1.3, "Inside of the Control Unit").

F3, F4: 250 V, 5 A

For control power protection.

F5, F6, F7: 250 V, 10 A (arc-extinguishing fuses)

For I/O TB2 remote input/output terminal protection.

For power input (19) and (20) and power output (1) to (6) protection.

F8: 250 V, 10 A (arc-extinguishing fuse)

For external battery protection.

F9: 250 V, 10 A (arc-extinguishing fuse)

For internal battery protection.

F11, F12: 250 V, 0.1 A

For START/STOP TB6 remote input signal protection.

NOTICE

◇Two of each three different kinds of fuses are attached for replacement (See Table 16.3).

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