Fuse List; Fuses On Acdist Board (Rear Right Side); Fuses On Drv Board (Front Right Side) - Hitachi 902 Service Manual

8.3

Fuse List

Listed below are the fuses used in the instrument.
For replacement, insert a fuse having the specified rating.
(1)

Fuses on ACDIST Board (rear right side)

Fuse No.
F1
F2
F3
F4
F5
F6
(2)

Fuses on DRV Board (front right side)

• 5 V Power Circuit
Fuse No.
F1
F2
F3
F4
Fuse No.
F5
F6
F7
F8
F9
F10
Fuse Type Rating (A)
P430H 3
P475H 7.5
P450H 5
P450H 5
P430H 3
P413H 1.3
Fuse Type Rating (A)
LM 50 5
LM 50 5
LM 50 5
LM 50 5
Fuse Type Rating (A)
LM 32 3.2
LM 32 3.2
LM 32 3.2
LM 32 3.2
LM 32 3.2
LM 32 3.2
Connected Load
Power source for power operation relay
Cooling unit
DC power unit (5 V, 24 V, 12 V)
Heater, pump
For BMC
For BM
Connected Load
ECPU237 board
EMIO100 board, LOG AMP board, ISE AMP board
DI board, DRV board, EMOT100 board, PCP in
mechanism
FDD, printer, RSDIST board, LED board, ID reader
Connected Load
Stepping motor for reaction/sample/reagent table
rotation and rinse up/down
Stepping motor for sample arm and reagent arm
up/down and rotation
Stepping motor for stirrer arm up/down and rotation
and ISE sipper arm up/down
Stepping motor for sample/reagent/ISE syringe
up/down, SV1 to 3, SV16
SV4 to 15, SV17 to 19
Display panel, printer, RSDIST board
8 - 3