Samsung DVD-v6600 not reading backups

[qanda]This thread is about the Samsung DVD-V6600 Combo DVD Player. Click here to see full specs[/qanda]Hi,

DVD player not reading discs. Burned at 4x. Any suggestions/help appreciated. Discs burned with Toast on OS X 10.5.7

This is my burn setup:

PIONEER DVDRW DVR-K17B:

Firmware Revision: 1.02
Interconnect: ATAPI
Burn Support: Yes (Generic Drive Support)
Profile Path: None
Cache: 2000 KB
Reads DVD: Yes
CD-Write: -R, -RW
DVD-Write: -R, -R DL, -RAM, -RW, +R, +R DL, +RW
Write Strategies: CD-TAO, CD-SAO, CD-Raw, DVD-DAO

Media:
Type: DVD-R
ID: MCC 03RG20
Blank: Yes
Erasable: No
Overwritable: Yes
Appendable: Yes
Write Speeds: 2x, 4x, 6x, 8x

Welcome to the forum. :flower:

Try burning at 6x or 8x. 4x is generally too slow for 16x rated media like Verbatim.