Hitachi 902 - Fuse List; Fuses on ACDIST Board (Rear Right Side); Fuses on DRV Board (Front Right Side)

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