Philips 298P4QJEB/00 Service Manual page 60

Meridian 3
60
7. Check the S/N in monitor user menu.
Press "MENU" and select "Information"—"SN", you can check the SN.
13.5 Troubleshooting.
Can't write!
(1) AC on the monitor and turn on it.(Restart the monitor)
(2)Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID
one by one.
(3) Set the Burn in on last to try again.