Repair And Servicing - Hioki 3169-20 Instruction Manual

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14.2 Repair and Servicing

14.2 Repair and Servicing
• Adjustments and repairs should be made only by technically
• If damage is suspected, check the "Troubleshooting" section
• Pack the product carefully so that it will not be damaged during
Troubleshooting
If problems are encountered with operation, check the appropriate
items below.
Symptom
The POWER LED
lights, but the
screen is blank.
Keys do not oper-
ate.
Measurements are
unstable
Measurement data
cannot be acquired
as intended.
Data cannot be
saved to a PC
Card.
Operation is incor-
rect when con-
nected to a PC.
Unable to print.
Power does not turn
on.
If the cause of the problem still cannot be found, try resetting the
system. This returns most of the system settings to their factory
defaults.
qualified personnel.
before contacting your dealer or Hioki representative.
shipment, and include a detailed written description of the prob-
lem. Hioki cannot be responsible for damage that occurs during
shipment.
Check Items
• Is the Power switch turned on?
• Are the AC Adapter and power cord securely connected?
• Is the LCD Auto Off setting enabled?
• Is a key stuck?
• Is the Key Lock switch on?
• Is the line frequency 50 or 60 Hz? 400-Hz line measurements
are not supported.
• Are the voltage cords and clamp sensors connected prop-
erly?
• Do the actual measurement lines match the measurement
line settings?
• Is the PC Card firmly inserted?
• Is the PC Card initialized (formatted)?
• Is the PC Card already full?
• Is the instrument turned on?
• Is the interface cable connected properly?
• Are the interface settings correct?
• Is the printer turned on?
• Is the interface cable connected properly?
• Are the interface settings correct?
• Is the recording paper loaded properly (front and back)?
• The power protection circuitry may be damaged. As this can-
not be replaced or repaired by the user, please contact your
supplier or nearest Hioki representative.