Overview
1.2 Design of the device
SIMATIC IPC547D
18 Operating Instructions, 06/2011, A5E03473780-01
1.2.3 Status displays
Front status displays
Note the labeling of the status display on the front cover.
Pos Display Meaning LED Description
OFF Hibernate, switched off or unplugged
GREEN
flashing
Windows standby
①
POWER PC operating status
display
GREEN PC in operation
OFF No access
②
HDD Display for hard disk
access
GREEN Access
OFF No error
③
TEMP Temperature status
RED flashing Critical temperature (CPU temperature,
device temperature)
④
FAN Fan status RED flashing
CPU heat sink fan fault
Housing fan fault
Power supply fan fault
The HDD alarm LEDs are located behind the hinged front panel in a RAID system with
removable rack.
Display Meaning LED Description
OFF RAID is OK
A RED LED is
lit up
Associated HDD not OK
All RED LEDs
are flashing
RAID synchronized
HDD0 alarm
HDD1 alarm
HDD2 alarm
1
Hard disk alarm in
conjunction with RAID
and monitoring software
All RED LEDs
are lit up
RAID not OK, the monitoring software
failed to locate the faulty hard disk. It
may be possible to determine the
defective hard disk with the RAID
software, see chapter "RAID system
(Page 42)" in the operating
instructions.
1
Only for RAID5/RAID1+SSD