Malfunctions during crane operation
14.4 Troubleshooting
Operating manual GMK 6400 3 112 993 en 14 - 37
12.07.2013
This table assigns possible errors to the lamp functions.
After troubleshooting
• Fold the plate (3) up and secure it with the
screws (4).
• Fasten the cover (1) using the screws (2).
Function
Lamp On Off Slow flash Quick flash
A
–24 V DC from
battery
–24 V DC from
ignition
0 V DC from battery
or ignition off for a
long time
–
– 24 V DC from
battery
–0 V DC from
ignition
B 3D GPS fix – GPS error Weak signal
C Connected – No connection –
D
No message
queued and satel-
lite in view
No message
queued and no sat-
ellite in view
Message queued
and no satellite in
view
Message queued
and satellite in
view
E
Receiving data on
CAN RX
–
No CAN data being
received
Receiving data on
CAN RX
F
Waiting Error Send/receive mes-
sage
Receive message
via GPS
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