Troubleshooting
4-10
Part 1105779-04
E 2014 Nordson Corporation
Gun Card LEDs
See Figure 4-1. Use the card LEDs to help diagnose problems.
Table 4-4 Gun Card LEDs
LED Color Function Correction
Fault Red Lights when a fault is
detected (communication,
gun cable, RAM, or
hardware).
If two guns are not connected to the card
this LED will light. If you have an odd
number of guns in the system, unplug the
unused harness and install the jumper
plug shipped with the console. (Refer to
Odd Number of Guns below or the
Installation section.) Make sure the card
is seated in the backplane. Open the
Alarm screen and clear all faults.
Replace the card if the malfunction
cannot be corrected.
Status Green Flashing (heartbeat) when
communicating properly
with system.
If the status LED is not flashing, make
sure the card is seated in the backplane.
Turn console power off and on. Replace
the card if the other gun control cards
have heartbeats.
Foldback B
(even-numbered
gun
Yellow Lights if over-current
protection circuit triggered
due to high current draw
from gun drive circuit.
Refer to the corrections for Fault Code
E15 in Table 4-3.
Foldback A
(odd-numbered
gun)
Power Green Light when power (5 volts)
is applied to the board).
If the card has no power, make sure it is
properly seated in the backplane and the
locking tab is working correctly. Replace
the card if the other gun control cards
have power.
To Next Page
Loading...
