User`s manual

Table Of Contents
User’s Manual
144 Appendices
Symptom: The Power LED does not light up after plugging in the 19V DC connector.
Reason1: The power source is supplying power that is under or over the
correct voltage (19V+-3V, or greater than 65 Watts).
Solution: Replace the power supply and retry the connection.
Reason2: The 19V Adaptor is damaged.
Solution: Replace the 19V adapter and retry the connection.
Reason3: The 19V DC jack on the rear panel has a poor contact.
Solution: Improve the center contact (Positive polar) of the DC jack.
Reason4: The Front Panel Board is damaged.
Solution: Contact a qualified service person to replace the Front Panel Board.
Symptom: The Power LED is flashing after plugging in the 19V DC connector.
Reason: The 19V Adaptor is damaged.
Solution: Replace the 19V adapter and retry the connection.
Reason2: The 19V DC jack on the rear panel has a poor contact.
Solution: Improve the center contact (Positive polar) of the DC jack.
Symptom: The buzzer is beeping and a warning message indicates that the Fan is damaged.
Reason: The Fan is damaged.
Solution: Contact a qualified service person to replace the Fan.
Reason2: The Main Board is damaged.
Solution: Contact a qualified service person to replace the Main Board.
Symptom: The DigiMux does not work, even though the power is on.
The Front Panel LEDs remain in standby mode (all LEDs light up, one after another, in
a cycle) for more than 5 minutes after plugging in the 19V DC power source. The
Power LED lights up normally.
NOTE: When input voltage is not within DC19V +/- 3V, or is greater than 65 Watts, the
Digimux will shut down.
Reason: The Host Computer failed.
Solution: Contact a qualified service person to replace the Host Computer.