5ESS - 340 MB Hard Drive Replacement Published 2019-11-03 Download video MP4 360p Recommendations 23:18 How many different ways can we cause trouble in the 5XB? 33:17 [Panel] How does the line finder work? 11:42 5ESS Switch - Circuit Pack Replacement Procedure 13:20 AT&T Archives: Switchboards, Old and New (Bonus Edition) 06:15 Method to revive hard drives from the 80s 12:43 5ESS Switch - Ready For Tomorrow 12:08 Self Winding Master Clocks in Central Offices 25:31 AT&T Bell Labs 1 ESS (Electornic Switching System) Manufacturing Processes (1965) 21:44 The world's oldest Linux peripheral? 07:19 5ESS - Working on a trouble ticket / alarm 23:41 The IBM 1401 compiles and runs FORTRAN II 10:32 Last Crossbar Telephone Switch (Central Office) In The 2022 PSTN (TESLA UK11 PBX) 16:34 Booting up the 3ESS 1:40:10 The Line Finder In The Step-By-Step Telephone Switching System 26:27 The 5XB Trouble Recorder 23:40 No 5 Crossbar Tour 27:27 AT&T Archives: The UNIX Operating System 14:55 Dialing Through The Step-by-Step Telephone Switching System 23:20 How does a No. 1 Crossbar Marker work? 12:34 How does telephone ringing work? Similar videos 05:36 AT&T / Lucent 5ESS removal 5000 line switch. 01:54 5ESS - Replacing an intercept / auto announcement card 00:17 5ESS switch still in operation 02:17 First call through the 3ESS 00:09 Going off hook on a 5ESS served line 04:35 Speedy Cutover Service, SXS switching cutover to ESS filmed live at Glendale CA central office, 1984 18:14 What's this fancy tool do? 08:34 5ESS - MCC Terminal I fixed 01:05 What's That Tool? Western Electric 477A Tool 04:03 Powering Up the Museum 12:25 [3ESS] Introduction and Tour 46:06 [Panel] Removing and replacing gearbox and friction roll drives (Part 1) 14:35 [Panel] What do sequence switches do? 25:17 [Panel] Removing and replacing gearbox and friction roll drives (Part 2) More results