Bell System DATASPEED 5A Description And Operation

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BELL SYSTEM PRACTICES
AT&TCo Standard
SECTION 582-102-115
Issue 4, December 197 4
"DATASPEED*" TAPE-TO-TAPE SYSTEM
TAPE SENDERS 5A AND 5C
DESCRIPTION AND OPERATION
CONTENTS
1. GENERAL ..
2. DESCRIPTION
SYSTEM ...
5A AND 5C TAPE
SENDERS
DATA SETS
3. OPERATING
INSTRUCTIONS
ENERGIZING
INS ER TING TAPE
A. 5A Tape Sender
B. 5C Tape Sender
INITIATING CALLS
A. Send-Only Station
B. Send-Receive Station
ANSWERING A REQUEST
FOR DATA .
4. OPERATION
CABINETS
A. 5A Tape Sender
B. 5C Tape Sender
TAPE READERS
DATA SETS ..
TRANSMITTER AND MOTOR
CONTROL APPARATUS
UNITS ........... .
*Registered Trademark of AT&TCo.
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CONTENTS
A. General .....
B. Motor Operate Circuit .
C. Reader Operate Circuit
D. Data Contact Circuit
E. Timing Pulse Circuit
POWER DISTRIBUTION
POWER SUPPLY
RECTIFIER
5. OPTIONAL FEATURES
CIRCUIT ASSURANCE AND
BREAK OPTION . . . . .
A. Description . . . . .
B. Operating Instructions
C. Enabling Circuit Assurance
and Break Option
D. Circuit Operation . . . . .
TP198002 DISCRETE CALLING
RECOGNIZER APPARATUS
UNIT OPTION . . . . . .
TP148558 RECOGNIZER
APPARATUS UNIT OPTION
TP199788 UNATTENDED SEND-
RECEIVE APPARATUS
UNIT OPTION . . . . . . . . . . .
TP198021 AND TP199543 CABLE
OPTIONS .......... .
TP329100 TAPE HANDLING
FACILITIES FOR TABLE-
MOUNTED 5A SENDER
TERMINAL OPTION .....
SERVICE ARRANGEMENTS
Prepared for American Telephone and Telegraph Company by Teletype Corporation
©
1964 and 1974 by Teletype Corporation
All rights reserved
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Printed in U.S.A. Page 1