Yea sounds like a bad laser to me as well. Lasers can be had at places like d e a l e x t r e m e dot com for under $50 shipped nowadays so it isn't that bad, not like when they first started going out. It isn't a hard swap either even for a novice. Just a little time and patience. That and there are numerous guides on the the to help you along.
PS3 CECH-2501A [CFW] & CECH-3001 [OFW]/ PS2 SCPH-3901 & SCPH-7501/ PS1 SCPH-5501
Mod Cobra 4.46 v7.00 w/ E3 Flasher [CFW] & Cobra ODE 4.50 [OFW]/ Mod HDD-OSD [Phat] & Modbo 4.0 [Slim]/ Mod MM3
HDD 1tb [CFW] & 640gb [OFW]/ HDD 640gb & OPL v0.92 w/ 1.5tb SMB