Diagnostics And Error Handling; Summary Of Diagnostics Options; On The Spot Diagnostics Via Leds; Power Led - Festo CMXR-C2 Mounting And Installation

6 Diagnostics and error handling

6. Diagnostics and error handling
6.1

Summary of diagnostics options

The multi-axis control system offers comprehensive options for diagnostics and error
handling. The following options are available:
Diagnostics option Brief description
On-site via LED LEDs on the modules indicate signal states, hardware errors, bus errors, etc.
( Description for the respective module).
On-site via the 7- The 7-segments display shows the corresponding error codes in the event of an error
segments display ( 6.3.1). These errors can be acknowledged by pressing briefly on the CTRL key of
the central control unit.
Via software tool Information on this can be found in the online help of the configuration software.
Table 6.1 Diagnostics options
6.2

On the spot diagnostics via LEDs

6.2.1

Power LED

The green Power LED is located above the CTRL key on the central control unit.
LED Description
Power (green) Illuminates when power supply is present.
Dark when no power supply is present.
Table 6.2 Power LED
6.2.2

CAN status LEDs

The central control unit has the following two CAN status LEDs on the front panel.
LED Description
RX (green) Lights up briefly when a CAN message is received.
TX (yellow) Lights up briefly when a CAN message is sent.
Table 6.3 CAN status LEDs
6.2.3

Ethernet status LEDs

The link-status LED (green) and the activity LED (yellow) are located on the EtherCat
socket (RJ45). They light up when sending or receiving telegrams.
LED Description
Link status (green) Lights up as soon as an EtherCat connection is present.
Activity (yellow) Lights up when data are sent and received.
Table 6.4 Ethernet status LEDs
44 Festo GDCP-CMXR-C2-HW-EN 1501b