Maintenance And Replacement Parts; Separating The Control Unit From The Computer Unit - Siemens SIMATIC Panel PC 677 Operating Instructions Manual

Maintenance and service

8.2 Maintenance and replacement parts

8.2 Maintenance and replacement parts
8.2
The device has the following replacement parts:
Replacement part
Key panel
12''-TFT
15''-TFT
Touch panel
12''-TFT
15''-TFT
19''-TFT
Key panel, front-mounted USB port is sealed
12''-TFT
15''-TFT
Touch panel, front-mounted USB port is sealed
12''-TFT
15''-TFT
19''-TFT
Set of clamps
Plastic cap USB interface
Lithium battery
*) For more information, please refer to the chapter "Description."
8.3

Separating the control unit from the computer unit

8.3
8.3.1 Separating Panel PC 677
Introduction
The control unit is separated from the computer unit to carry out repairs or to replace the
control unit, for example.
Procedure
1. Isolate the device from mains.
2. Open the switchgear cabinet. The device is now accessible from the back.
3. To swing away the computer unit (1): Loosen the four knurled screws (2) which attach the
8-2
computer unit to the rear of the control unit (3).
Order No.
6AV7672-1AB00-0AA0
6AV7672-1AD00-0AA0
6AV7672-1AA00-0AA0
6AV7672-1AC00-0AA0
6AV7672-1AE00-0AA0
*)
6AV7672-1AB10-0AA0
6AV7672-1AD10-0AA0
*)
6AV7672-1AA10-0AA0
6AV7672-1AC10-0AA0
6AV7672-1AE10-0AA0
6FC5248-0AF06-0AA0
A5E0037892
W79084-E1003-B1
SIMATIC PC Panel PC 677/877, Control Unit
Operating Instructions, Edition 04/2005, A5E00407724-01