Service and maintenance
11.1 Removing and installing hardware components
SIMATIC IPC647C
100 Operating Instructions, 12/2010, A5E02669337-02
New BIOS Setup
Device configuration data may be deleted when you replace the backup battery, depending
on the settings in BIOS Setup, and must be configured again in BIOS Setup.
11.1.6 Removing the power supply module
WARNING
Only qualified personnel are allowed to replace the power supply unit.
Preparations
Disconnect the device from the power supply and remove all connecting cables from the
device.
Removing the power supply unit
How to remove the power supply unit
1. Remove the power plug clamp (2), if
installed, with the retaining screw (1).
1 2
2. Open the device, see 6Open the device.
(Page 365).
3. Remove the bus frame, see 6Installation and
removal of the bus frame (Page 371).
4. Disconnect all the cables coming out of the
power supply unit.
5. Remove the cable ties securing the power
cables in the housing.
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