Troubleshooting - hilscher netBRICK NB 100 User Manual

Troubleshooting

9 Troubleshooting
LED state
No LED is on
SYS LED flashes
low/green at 1 Hz
SYS LED on yellow
SYS LED on green
APL LED red on
red
APL LED flashing
netBRICK NB 100 | Gateway Devices
DOC091111UM07EN | Revision 7 | English | 2012-02 | Released | Public
Two methods for troubleshooting exist:
• The visual analysis of the LED conditions of the device
• The analysis via the USB port along with the configuration tool
SYCON.net.
The following overview describes the error conditions that may be detected
by a visual check of the LEDs.
In order to find the correct position of the LEDs please follow the chapter
LEDs and Control Elements from page 33. The numbers in the column LED
state is referencing the position number in the device drawing.
Remedy
The device is not powered or the device has a malfunction and needs replace-
ment
After a power cycle the device has not found a valid firmware and remains in
yel-
bootloader mode. The device has to be recovered and set back to factory set-
ting. Follow the chapter "Recover to Factory Default Settings" on page 60.
The device has a malfunction and needs replacement.
The device is well initialized. Further analysis is possible with the LED
Follow the chapter "LED APL" on page 72.
or flashing
The communication via port X2 or/and port X3 is not in data exchange mode.
green
See chapter "LED APL" on page 72.
Table 43: NB 100 Troubleshooting
The device is operational just in case the described error conditions above
do not met. Further protocol specific error diagnostics via the LEDs is pos-
sible by reading on the chapter "LED".
In deep diagnostics is possible at any time via the USB diagnostic port of
the device and a PC with the software SYCON.net.
In case of trouble you should make sure that you have downloaded a cor-
rect signal mapping to the device via SYCON.net
For some protocols it is necessary to synchronize data via a handshake be-
tween the gateway and the superordinated PLC. Please make sure that the
handshake mechanism is kept.
69/135
APL.
© Hilscher, 2009-2012