LG RH1777 Service Manual page 88

4) If the target device setting is completed, execute the 'Setup Laser Power(Manual)' in the 'Alpc/Opc' menu.
CD/DVD selection
Laser power setup
parameter
Non multi pulse power on
Laser Read power on
'WriteScribe' function
(don't use it.)
Laser off
4-26
'WriteScribe' function
(don't use it.)
multi pulse power on
Erase power on
Set up the laset power
parameter after finishing power
measurement