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10.2.11
Connecting an external monitor
Introduction
When exchanging the control unit or when it fails, operate an external monitor with VGA
connector through the VGA interface. You can activate the monitor in the operating system
setup.
Procedure
1. Isolate the device from mains and switch the monitor off.
2. Plug the monitor cable into the VGA socket.
3. Screw the monitor cable plug tight.
4. Connect the monitor cable to the monitor.
5. Reconnect the device to the electrical power system.
6. Switch on the device and the monitor.
7. When the operating system starts, press the <F8> key.
8. In the dialog that appears, select "640 x 480" as the resolution for the VGA mode.
The use of the monitor is limited with this resolution.
Note
Restricted functions in dual display operation
Only a clone mode is available during dual display operation; the extended mode is not
supported.
SIMATIC Panel PC 577
Operating Instructions, Release 04/2006, A5E00798484-01
Caution
Damage to the device!
Ensure that the device and the monitor are switched off.
10.2 Removing and installing hardware components
Servicing and maintenance
10-37
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