LG 較挑片是其對 some disc 會降速
my LG 4082B 5 月買只用dvd-ram formatte to fAT 32,燒不到10 片就送修
pioneer.NEC,liteon,BenQ 有自己 un兒official firmware 可以更改 firmware可以
overspeed burn
and the pioneer.109 may be DVD-R DL 2X. DVD-RW 6X. DVD+RW 8X
and Liton 1673S 1693S has the same speed as the LG 8163S except dvd-ram