The Samsung Galaxy Tab 4 7.0 (T230) is a tablet computer of a series of Android-based tablet computer produced by Samsung. If your Samsung Tab 4 7.0 (T230) has a problem, get in touch with Cell Crazy for a quick and reliable repair. Please see all repairs available listed below. All our prices include shipping costs. Free Postage and Return Delivery on ALL repairs. No Hidden Costs. The price you see, is the price you pay at checkout. For your peace of mind, all devices are covered for up to ¬£500 insurance when in transit.