B&R 4PPC50.0702-10A, Руководство пользователя, Страница: 34 / 76

Device description
34 Power Panel C50 User's manual V1.10
4.8.2 Reset button / Operating modes
D
x
Only press the reset button with a suit-
able tool.
Tool properties:
•
Diameter D: 2 mm
• Length x: Min. 15 mm
The reset button can be used to switch to one of 3 operating modes. The following key codes are used to select
the desired operating mode:
Operating mode
1)
Key code / Description
Key code:
1. Press key briefly (<2 s).
2. As soon as LED "R/E" lights up red, the button can be released.
RUN
A hardware reset is triggered.
• All application programs are stopped.
• The outputs of all connected modules are set to zero.
The device then starts up in mode RUN and an existing application is started.
The device starts up in mode SERVICE by default. The startup mode that follows after pressing the reset button can be set in
Automation Studio.
• SERVICEmode (default)
• Warm restart
• Cold restart
• DIAGNOSISmode
Key code:
1. Press and hold key (>2 s).
2. LED "R/E" lights up red and then goes dark.
3. As soon as LED "R/E" goes dark, the button can be released.
DIAGNOSIS
The device is started in mode DIAGNOSIS . Program sections in User RAM and in the User FlashPROM are not initialized. A
warm restart always take place after exiting mode DIAGNOSIS.
Key code:
1. Press key briefly (<2 s).
2. As soon as LED "R/E" lights RED, the button can be released.
3. Short pause (<2 s)
4. Press the key.
5. As soon as LED "R/E" is no longer lit, the button can be released.
BOOT
The device changes to mode BOOT .
Boot AR is started. In this mode, the runtime system can be installed with Automation Studio via the online interface. User flash
memory is erased only when the download begins.
1) The operating mode can be seen in the display during the startup phase of the device.
Mode RUN is always enabled if a warm or cold restart of the device is triggered with Automation Studio.