Faq Video - BenQ LH500 Installation Manual

Note: The above function will be varied from model to model.

FAQ Video

(1) How to use RS232 cable to do volume control and sound control on projector?
https://youtu.be/P4F26kEv60U
(2) How to use RS232 cable connection to power on & off projector?
https://youtu.be/faGUvcDBmJE
(3) How to set up RS232 cable connection?
https://youtu.be/CYJRqyO6K1w
(4) How to use RS232 command to request fan speed and temperature value?
https://youtu.be/KBXEd-BCDKQ
Write AMX Device Discovery-off <CR>*amxdd=off#<CR>
Read AMX Device Discovery
Status
Read Mac Address
Write High Altitude mode on
Write High Altitude mode off
Read High Altitude mode
status
<CR>*amxdd=?#<CR>
<CR>*macaddr=?#<CR>
<CR>*Highaltitude=on#<CR>
<CR>*Highaltitude=off#<CR>
<CR>*Highaltitude=?#<CR>
19
NO
NO
NO
YES
YES
YES