Technical support
B.2 Troubleshooting
SIMATIC IPC677E
Operating Instructions, 04/2019, A5E45117996-AA
145
Although the BIOS setting is
OK, the time and data are still
The backup battery is dead. Replace the backup battery.
USB device not responding. USB ports are deactivated in the
BIOS Setup
Use a different USB port or activate the port.
Operating system does not support
the USB port.
• Activate the "Legacy USB Support" setup pa-
rameter in the "Advanced > USB Configuration"
menu of the BIOS Setup.
• For other devices, you need the USB device
drivers for the required operating system.
B.2.2 Problems when booting the device
After changing the hard disk,
the system does not boot from
the RAID array
RAID array does not have highest
boot priority
BIOS setup, Boot menu:
• Permit RAID system in the boot priority
• Give RAID system top boot priority
After changing the drive, "un-
used" is indicated for the rele-
System was booted without func-
tioning hard disk. The removable
tray might not be fully pushed in.
Reboot the system with a functioning hard disk.
Computer does not boot or
"Boot device not found" is
displayed.
The boot medium is not approved Allow the boot device in the boot priority in the "Boot"
The boot device is not in first place
of the boot priority in the BIOS
In the BIOS setup "Boot" menu, change the boot
priority of "Boot device".
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