If you are unable to solve the problem with that information and you are an authorized iPad service provider, which seems unlikely since Apple lists no authorized providers in Abha, contact the resources at Apple provides their service centers for technical assistance. If you are not an authorized iPad service provider, refer your customer to an authorized provider.
Authorized Resellers have other resources available to them, that don't include public forums. However, using your initiative, it should not be a surprise that Google can prove to be useful. Searching on "iPad error 1", I got 171M hits. Here's one: http://support.apple.com/kb/ts3694#hardware
You can also use: http://www.apple.com/feedback