
Diagnostics
7
7.1
LED displays
LED states in PROFINET mode
State
H1
SYNC
H2
FAULT
H4 PN
H5 IE
H3 PWR
PER *)
0 Device is switched off
Off
Off
Off
Off
Off
Off
1 Device is switched on and the in‐
ternal voltage is in the setpoint
range
Off
Off
Off
Off
On
N/A
2 Boot loader is started
Off
On
Off
Off
On
N/A
3 Linux is started
On
On
Off
Off
On
N/A
4 MCP software is running, no PN
communication
Off
Off
On
Off
On
1 Hz
5 MCP software is running, PN com‐
munication established, STOP
state
On
Off
On
Off
On
N/A
6 MCP software is running, PN com‐
munication established, RUN state
0.5 Hz
Off
On
Off
On
N/A
7 Error, e.g. incorrect configuration
or damaged USB peripheral
4 Hz
4 Hz
4 Hz
4 Hz
On
4 Hz
*) LEDs in peripheral devices (keyboards, Powerrides and user keys connected to the digital outputs)
LED states in IE mode
State
H1
SYNC
H2
FAULT
H4 PN
H5 IE
H3 PWR
PER *)
0 Device is switched off
Off
Off
Off
Off
Off
Off
1 Device is switched on and the in‐
ternal voltage is in the setpoint
range
Off
Off
Off
Off
On
N/A
2 Boot loader is started
Off
On
Off
Off
On
N/A
3 Linux is started
On
On
Off
Off
On
N/A
ONE MCP Part 1: MCP xxxx
Equipment Manual, 07/2020, A5E50324729B AA
53