1. To troubleshoot the DC side of the control circuits, it will
be necessary to have at least the following tools:
2. Accurate digital multimeter (capable of reading to DC/AC,
mA to the hundreds place)
3. Small wire stripper
4. Small screwdriver (with insulated shaft)
5. Small snip nose pliers
NOTICE
Proper panel voltage refers to the AC that has been
supplied to the panel, which could be either nominal
120 VAC or nominal 230 VAC (Reference the Control
Panel Power Specifications).
NOTICE
When working with and around the various circuit
boards inside the control panel, it is recommended to
prevent static build-up and discharge to these boards
by keeping yourself properly grounded. This can be
accomplished by the utilization of the following items:
1. Wrist Grounding strap
2. Static free grounded work surface
WHAT TO DO BEFORE CALLING THE FACTORY
On occasions when a suspected Quantum™ HD problem is
called in to a service representative, not enough information
is provided for the service personnel to assist in solving the
problem. This is most likely because the caller is not aware
of the type of information that would be useful to service
personnel in helping to identify and correct the problem.
An example of this is the statement that the Quantum™ HD
is not booting (the main processor board is not starting).
QUANTUM
HD COMPRESSOR CONTROL PANEL
™
MAINTENANCE
Unfortunately, this description is usually vague and only
means that there is nothing on the display. A blank screen
could be the result of something else. The following is a list
of possible reasons for no display:
• No power
• Loose or Faulty Display Cable or Inverter Cable
• Defective Display
• Wrong Combination of Display, Cable, or Software
• Faulty Q5 Processor Board
Before calling your Frick factor service representative for
assistance, you may choose to review the information on
the following pages to discover and resolve your issue. The
actual cause of most problems will not be with the Q5 Pro-
cessor Board itself, but with something external. However,
on the rare occasion that the problem has been identified as
being the Q5 Processor Board, use Section 3 as a guideline
for replacing it.
When calling your Frick Factor service representative for
assistance, include the Frick Sales Order number and the
current Quantum HD software version that is installed in
the control panel.
090.040-M (NOV 2016)
Page 7
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