D-channel failure after S-15 implement.. This topic has 0 replies, 1 voice, and was last updated 11 years, 7 months ago by pritam. Viewing 1 post (of 1 total) Author Posts 20th April 2012 at 09:25 #18826 pritamGuest HI PIX/BIJOY, PLEASE HELP OUT TRXS STUCK IN BL-RSL WITH D-CHANNEL FAILURE ALARM AFTER S-15 IMPLEMETED. We are using NSN hardware. Regards, Pritam Author Posts Viewing 1 post (of 1 total) The forum ‘Call center’ is closed to new topics and replies.