Siemens SINUMERIK 828D Series Software And Hardware Service Manual page 130

Service cases - hardware
4.9 Control Unit CU320-2 PN and CU310-2 PN
Response of the LEDs when powering up – loading software
RDY COM
Orange Orange
Red Red
Red Red
Red Red
Flashing light 2
Hz
Red Red
Flashing light 2 Flashing light 2
Hz Hz
Response of the LEDs when powering up – firmware
RDY COM
Red Orange
Red Off
Off Red
Red Red
Flashing light Flashing light
0.5 Hz 0.5 Hz
Orange Off
130
LED
OUT>5V
Orange Orange
Off
Off
Off
Off
LED
OUT>5V
Off
Off
Off
Off
Off
State
MOD
POWER ON
Off Hardware reset After pressing the RESET button
Off BIOS loaded
Off BIOS error
Off File error
State
MOD
Off Firmware load‐
ing
Off Firmware loa‐
ded
Off Firmware
check
(no CRC error)
Off Firmware
check
(CRC error)
Off Firmware initi‐
alization
Service Manual, 08/2018, 6FC5397-5DP40-6BA1
Remark
All LEDs light up for approx. 1 s
the LEDs light up for approx. 1 s
-
An error occurred while loading the
BIOS
Memory card not inserted or faulty
Software on memory card not
present or corrupted
Remark
COM-LED flashing without fixed
flashing frequency
-
-
CRC is incorrect
-
Software and hardware