Settings Changed Or Lost B; Unit Not Powering On - Nordson 3100V Series Customer Product Manual

B
2-B
Control
Settings Changed
or
Lost
Unit
Not
Powering On
Use the following table to troubleshoot changed or lost settings
(memory).
Because
the controlsystem
memory is stored on the
microprocessor chip and does not require the protection of a battery
backup,
your settings cannot be lost during a brownout or a power failure.
lf
your unit will not power on, use this troubleshooting table.
WARNING:
Risk of
equipment damage, personal injury, or
death.
Some
troubleshooting procedures require you to
perform work inside the electrical enclosure with the power on.
Follow
electrical safety procedures and observe all high-voltage
indicators.
Refer
to Electrical
Safety
During Troubleshooting
and Opening and Closing the Electrical Enclosure before
performing any troubleshooting procedure.
Problem
Possible Cause
Corrective Action
1.
One
or more settings
changed
Someone entered programming
mode and changed one or more
settings
Use
the password-enable feature to
protect your
settings.
Refer
to Syslem
P
rog ram
m i
n
g
P
roced
u
res
in
lhe
lnstallation section.
Be sure
to
record
your settings in the Records
of
System
Settings at
the end of lhe lnstallation
section.
2. Allsettings lost
Software upgraded to latest version
by replacing software chip
(allcustom
settings are lost during this procedure
and are replaced by the factory
default settings)
Defective microprocessor chip
Reprogram
your unit.
Refer
to
System
P
ro g ram mi
ng
P
roce du res
in
the
lnstallation section.
Replace
the control board.
Refer to
Replacing a Control Assembly Boardin
Repair Procedures.
82
EN-04-[3V-X-4XXVj-5
41-3000y
lssued 5/00
e000
Nordson Corporation
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