Siemens PC 670 - Manual (Page 121)

6-1 Panel PC 670 Computing Unit, Equipment Manual
Fault Diagnosis
Chapter overview
This chapter provides information on localizing problems which frequently occur
and how to clear them.
Note
Please refer to the operating system documentation with regard to error messages
concerning the operating system.
In Section You Will Find on Page
6.1 Problems Using External Modules 6-2
6.2 External Screen Remains Dark 6-3
6.3 Display on the External Screen Does Not Appear or Scrolls 6-4
6.4 No Mouse Pointer Appears on the Screen 6-4
6.5 Computing Unit Time and/or Date are Not Correct 6-5
6.6 USB Device Does Not Work 6-5
6.7 Error Message Appears on the Screen/Display 6-6
6.8 Computing Unit Self Test Prior to Booting 6-8
6