[The LED does not light up]

<Causes>

1. Power to the V series is not supplied properly.
2. The LED is faulty (normal screen display).
3. MONITOUCH is faulty (screen not lit).

<Solutions>

• Check that the supplied power voltage and current are normal. For DC models, replace the power supply.
  If multiple units share the same power supply, disconnect the other units.

• Consider returning the unit for repairs.For information on repairs, contact your local sales representative.

[The LED flashes]

<Cause>

Advanced model

1. Circuit board fault
2. Power supply fault

Standard/Lite model

1. Backlight fault
2. Circuit board fault
3. Power supply fault

<Solution>

• Check that the supplied power voltage and current are normal.
  For DC models, replace the power supply.
  If multiple units share the same power supply, disconnect the other units.
• Consider returning the unit for repairs.
  For information on repairs, contact your local sales representative.

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