I have a 17'' PowerBook G4 1.67 GHz ( Model# M9689LL/A ) and the screen has 2 lines of dead pixels running down the middle of it vertically, here is the exact photo:
Sorry, there's no fixing it, the screen will have to be replaced.
NEW HP PAVILION ZV6201CL 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZV6003 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01 (TL)(AJ) 15.4" WXGA GLOSSY LCD SCREEN, NEW QD15TL07 REV.03 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW SATELLITE A105-S4527 15.4" GLOSSY LCD SCREEN, NEW SONY VAIO PCG-7Z2L 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154WX4-TLC2 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154WX5-TLA2 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW SATELLITE A105-S2716 15.4" GLOSSY LCD SCREEN, NEW LP154WX4-TLCB 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW SONY A1197790A 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LTD154EX0T 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW SONY VAIO PCG-7Y2L 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01 (TL)(F2) 15.4" WXGA Glossy LCD SCREEN, NEW SATELLITE A105-S2717 15.4" GLOSSY LCD SCREEN, NEW LP154WX4-TLA6 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154W01 (TL)(D1) 15.4" WXGA GLOSSY LCD SCREEN, NEW N154I5-L03 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZV6100 15.4" WXGA GLOSSY LCD SCREEN, NEW LTN154X3-L07 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154WX2-TLA4 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154WX4 (TL)(CA) 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZX5275 15.4" WXGA GLOSSY LCD SCREEN, NEW LENOVO 42T0471 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154W01 (TL)(EA) 15.4" WXGA GLOSSY LCD SCREEN, NEW LENOVO 42T0321 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV6230CA 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01 (TL)(B6) 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01-A3K1 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV6065EA 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01 (TL)(D5) 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZV6020EA 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01-A3K5 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LENOVO 42T0320 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154W01 (A3)(K3) 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01 (TL)(13) 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZV5413EA 15.4" WXGA GLOSSY LCD SCREEN, NEW HP PAVILION ZV6015US 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154WX4 (TL)(C1) 15.4 WXGA GLOSSY LCD SCREEN PANEL, NEW LP154W01-TLD4 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV6203CL 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01-TLH1 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW SATELLITE A105-S4364 15.4" GLOSSY LCD SCREEN, NEW LP154WX4-TLA3 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW LP154W01-TLAE 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV6001 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01-A1 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV5456EA 15.4" WXGA GLOSSY LCD SCREEN, NEW LP154W01-TL12 15.4" WXGA GLOSSY LAPTOP LCD SCREEN, NEW HP PAVILION ZV5340US 15.4" WXGA GLOSSY LCD SCREEN,