Справочник Пользователя для Mitsubishi Electronics C6/C64

Скачать
Страница из 173
4. DAILY MAINTENANCE AND PERIODIC INSPECTION AND MAINTENANCE 
4.3  Replacement Methods 
 
 
II - 30 
(2)  Remote I/O unit 
 
Always turn the machine power OFF before replacing the remote I/O control unit. 
(1) Disconnect all cables connected to the remote I/O unit. 
(2) Loosen screw A. (There is no need to remove the screw.) 
(3) While supporting the unit with the left hand, remove screw B. 
(4) Lift up and remove the remote I/O unit. 
(5) Replace with a new remote I/O unit, and fix the remote I/O unit with the fixing screws. 
(6) Correctly connect all cables that were connected. 
(Connect the cables to the designated connectors.) 
 
 
 
Screw B
Screw A
Lift up 
 
 
 
 
 CAUTION 
 
  Incorrect connections could cause device damage, so always connect the cables to the 
designated connectors. 
 
  Do not replace the control unit while the power is ON. 
 
  Do not connect or disconnect the cables connected between each unit while the power 
is ON.