Operating instructions

Maintenance and service
12.4 Removing and installing hardware components
SIMATIC Panel PC 677B
Operating Instructions, 05/2007, A5E01035609-01
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12.4.14 Installing / removing the processor
Caution
The processor replacement may only be carried out by authorized qualified personnel.
Preparation
1. Disconnect the device from the mains.
2. Open the device.
3. Remove the drive bay module.
4. Remove the power supply cover.
Removing the processor
How to remove the processor
1 Remove the four screws from the
processor heat sink and remove
the heat sink.