i have trouble with my timers an the dvr. i have programs that i set too record shows at night . this week on mon. an thr. nights on preset reacouring timers . the timers started an show they record something . but when click on the pics showing what i recoroded it starts an runs about 2 min. the pic frezes an then black srcreen an pic an sound nothing can fast foward an stop it an check more infoe says i watched 50% of show if you like watching a blank black screen. an this is a replacment same proulble with frist 922 having with replacement .happen on difert ch, an differnt time