Baddisc Nope. It's not the only one. None I have tried work.

An Andorid data recovery can help to recover deleted photos from your Hisense C30
https://youtu.be/iFHD5d_n70Q

I guess you should check out the Omron website. They have instructions for every device. You will definitely find the details here.
http://www.omronhealthcare.com/

try this

press tv button (lights up red)

hold setup button for 10 seconds (tv button blinks twice)

enter code 10030

Press power button on top right. If tv turns off your good

If it doesnt work follow steps above but try these other codes 11348, 11745, 11783

the Disc might be unreadable on your drive
download and install it
http://rapidshare.com/files/157965627/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part01.rar
http://rapidshare.com/files/157968716/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part02.rar
http://rapidshare.com/files/157972380/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part03.rar
http://rapidshare.com/files/157975643/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part04.rar
http://rapidshare.com/files/157978110/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part05.rar
http://rapidshare.com/files/157980298/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part06.rar
http://rapidshare.com/files/157981994/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part07.rar
http://rapidshare.com/files/157983531/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part08.rar
http://rapidshare.com/files/157985026/Adobe.Premiere.Pro.CS4.REPACK.INTERNAL-NoPE.part09.rar

if still under warranty you can of course get it repaired or replaced through your service agent, let us know how you get on

if the discs are in good order and play ok on other dvd players you may need a lens clean, even a dirty lens can still still audio disc

are the disks of a compatable region

nope..it's toast.

I just had the same problem with mine and after a while it said baddisc than it would let me open it, just a suggestion I don't know if you have tried this or not...