I put in a DVD in my GPX D200B DVD Player and it reads the disk up unitl it acknowledges the DVD in it. When the little box in the upper right corner says DVD it completely freezes. I cant use the rem

SOURCE: Region hack needed for GPX PD907B DVD Player

Turn on power. Open lid. Enter 9735 with the remote and press 'enter', you can choose between making your player region-free or a different region in addition to R1. Select the desired region unlock and press 'enter'.

SOURCE: GPX DVD PLAYER, MODEL D1816

Gpx is a horrible brand,mispacking and rough shipping mess up the inside,and it has a shelf life of 7-8 months before they die,i personly went thru 3 of them in a year.I will never by this brand again.

hope this helps.

SOURCE: GPX Portable D.V.D Player : No Disc/ DIsc Error

I check the motor. for sping its good. clean the liner eye it's good also check for bad hardness connection it,s with um meter. ok what can it be

SOURCE: GPX d2816 problem

hey i know what it is ...i had the same problem and i took the top off and found the whole carriage for the disc inside has slotted holes and is adjustable.i simply moved it around until it worked then tightened it into place. hope that helps...... good luck badsdaddy

SOURCE: remote codes

Radio Shack has a website for all of it's universal remote codes for the remotes it sells at www.rcinfo.com. There you'll find what you're looking for.