Asus VS239H Service Manual page 57

Service Manual
9.6. Troubleshooting.
9.6.1. Can't write!
(1)AC on the monitor and turn on it.(Restart the monitor)
(2)Although we write all EDID through by HDMI single port in this SOP, I can also write it one by one when can't
write into.
(3)Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID
one by one.
(4)Set the Burn in on last to try again.
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ASUS VS239H