Acer H7530D - Waveform Download; Restore Fan Speed

H7530/H7530D Condential
5-6
5-5 Waveform Download
- Hold on the "Power" button, then plug in power cord.
- The Power LED ashes blue or red alternately, after
about 2 seconds, the Power LED ashes blue.
- Loosen the "Power" button.
- After about 8 seconds, the Power LED lights red.
Note: - The whole procedure will take about 8 seconds.
- Waveform Download is completed.
Note: - This step must be executed after Lamp Driver
changed.
5-6 Restore Fan Speed
- Hold on the "Menu" button, then plug in power cord.
- The Power LED ashes blue and red alternately,
after about 2 seconds, the Power LED ashes blue.
- Loosen the "Menu" button.
- At this moment, the projector will turn on
automatically, please wait for 1 minute.
- Get into Service Mode to check the "Factory Fan
Speed" has been restored (as picture A shows)
- The procedure is completed.
Note: - If the "Factory Fan Speed" is a negative number
(as picture B shows), it means that the procedure
is failure, please do above steps again.
- This step must be executed after changing FW,
Main Board or Lamp Blower.
A
B