Device maintenance and repair
7.3 Removing and installing hardware
SIMATIC IPC847E
Operating Instructions, 10/2018, A5E43920357-AA
141
7.3.6
Changing the enclosure of the redundant power supply (AC)
Note
Conversion from a single power supply (AC) to a redundant power supply (AC) and vice
versa is not possible.
Requirement
●
The device is fully disconnected from the line voltage, see "Switching off the device
(Page 60)".
●
The device is open, see important information regarding this under "Open the device
(Page 89)".
●
An original replacement part, i.e. the enclosure of a redundant power supply of the same
type.
●
Both modules of the redundant power supply are removed, see "Replacing redundant
power supply (AC) module (Page 140)".
●
Short Phillips screwdriver P1
Procedure
1.
Remove the cable ties securing the power cables in the enclosure.
2.
Disconnect the cables from the drives and the motherboard.
3.
Unscrew the marked screw
①
inside the device enclosure.