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5
Replacing Parts
5.1
Replacing DX200 Parts
5-16
5.1.1.9 Replacing the Machine Safety Logic Circuit board (JANCD-YSF22
☐
-E)
Replacement Procedure
1. Remove the back circuit board in the upper location of the back.
2. Remove the cover on the universal I/O circuit board.
3. Disconnect all the cables connected to the machine safety logic circuit
board.
4. Loosen four screws fixing the machine safety logic circuit board to the
controller, and remove the circuit board.
5. Loosen six screws fixing the universal I/O circuit board, and remove
the circuit board.
6. Remove the universal I/O circuit board from the machine safety logic
circuit board (JANCD-YSF22
-E).
7. Install the new machine safety logic circuit board to the universal I/O
circuit board. (Use the same spigot stud adapter female screw and
fixing screws.)
8. Tighten four screws to fix the machine safety logic circuit board.
9. Connect the all disconnected cables at procedure step 3.
10. Reinstall the cover to the universal I/O circuit board.
11. Reinstall the back circuit board to the back.
Fig. 5-9: Machine Safety Logic Circuit Board (JANCD-YSF22
-E)
NOTE
Turn OFF the power before replacing the circuit board.
(CN218)
PP I/F connector
(CN217)
(CN215)
OT,SHOCK,LAMP
(CN216)
FANALM,FANCTL
(CN214)
(CN213)
(S1/S2)
(CN219)
(F2)
2A/250V
(F1)
1A/250V
(CN211)
(CN212)
Major axes control circuit
board I/F connector
Power supply input connector
Rotary switch
Fuse for protecting
the power supply
Fuse for protecting
the power supply
Machine safety terminal circuit
board I/F connector
Contactor control
output connector
(Communication with the
CPU unit: 1ch side)
(Communication with the
CPU unit: 2ch side)
I/O I/F
I/O I/F
Connction terminal for
the grounding