Telephone Switchboard Operating Procedure
Publisher: U.S. G.P.O.
Published: 1944
Place of publication: Washington, D.C., USA
Language: eng
Description: FM 24-75 Telephone Switchboard Operating Procedure 1944-11-21.
Table of contents: title: CHAPTER l. TELEPHONE SWITCHBOARD OPERATOR.; title: General 1 1; title: Courtesy 2 1; title: Accuracy 3 1; title: Speed 4 2; title: Secrecy 5 2; title: Definitions 6 2; title: CHAPTER 2. PROCEDURE COMMON TO ALL SWITCHBOARDS.; title: Section I. Fundamental procedure.; title: General 7 6; title: Line and trunk signals 8 6; title: Jacks and their uses 9 7; title: Cords and their uses 10 7; title: Technique of handling cords 11 7; title: Keys and their uses 12 8; title: Answering calls 13 8; title: Ringing 14 9; title: Progress reports 15 9; title: Busy calls 16 9; title: Slow answer and "don't answer" calls 17 9; title: Disconnections 18 10; title: Order of attention to signals 19 11; title: Operating techniques common to all types of calls 20 -12; title: Section II. Types of calls.; title: Call from line to line 21 12; title: Call from line to army trunk 22 13; title: Call from line to commercial trunk — local call; title: Call from line to commercial trunk toll call 24; title: Call from army trunk to line; title: Call from army trunk to army trunk; title: Call from army trunk to commercial trunk; title: Call from commercial trunk to line —; title: Call from commercial trunk to line — incoming toll call; title: Call from commercial trunk to army trunk; title: Urgent calls; title: Conference calls; title: Detailed procedure; title: CHAPTER 3. MONOCORD SWITCHBOARD OPERATING PROCEDURE.; title: General; title: Switchboards BD-71 and BD-72-; title: Switchboards BD-9 and BD-11—; title: Switchboard SB-5/PT; title: CHAPTER 4.; title: Section I.; title: II.; title: MULTICORD SWITCHBOARD OPERATING PROCEDURE.; title: Procedure common to all multicord switchboards.; title: General; title: Rotation of cords; title: Key sleeves; title: Passing of cords; title: Dialing; title: Multicord switchboards.; title: General and BD-96-; title: Switchboards BD-91; title: Switchboard BD-14; title: Switchboard BD-89; title: Switchboards BD-80 and BD-11C; title: CHAPTER 5. LONG DISTANCE PROCEDURE.; title: General 48 47; title: Delayed calls 49 50; title: CHAPTER 6. MISCELLANEOUS.; title: Directory service 50 52; title: Route bulletin 51 52; title: Proper behavior 52 54; title: Care of equipment 53 54; title: Care of switchboard room 54 54; title: Faulty operating practices 55 54; title: Chief operator 56 55; title: Supervisors 57 56