Troubleshooting
6-14
Part 1124631_01
E 2015 Nordson Corporation
When the System Fails to Start Up
WARNING! Allow only qualified personnel to perform the following tasks.
Follow the safety instructions in this document and all other related
documentation.
WARNING! The power supply is electrically energized and presents a shock
hazard. Use caution while performing the troubleshooting steps below
The following tables provide some potential causes for a system failing to
power up successfully. Perform corrective actions in this section with the
pattern controller cover removed.
Refer to System Schematics in Specifications section.
Controller Board Issues
Problem Controller Board Corrective Action
1. Missing AC Input Power or
Blown Fuse
b
c
d
a
Note the following components
on the Controller Board:
a. JP16
b. DS17
c. F2
d. F3
AC input power is supplied to the
system continually on terminal
block JP16. The presence of
power can be confirmed using
the neon lamp DS17. If DS17 is
not lit, check fuses F2 and F3 for
continuity and replace if
necessary.
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