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Bell System Dataspeed 5B
AT&T Bell System Dataspeed 5B Manuals
Manuals and User Guides for AT&T Bell System Dataspeed 5B. We have
2
AT&T Bell System Dataspeed 5B manuals available for free PDF download: Troubleshooting Manual, Installation And Checkout Manual
AT&T Bell System Dataspeed 5B Troubleshooting Manual (30 pages)
TAPE-TO-TAPE SYSTEM TAPE RECEIVER
Brand:
AT&T
| Category:
Storage
| Size: 2 MB
Table of Contents
Table of Contents
1
Equipment Required
1
General
2
Troubleshooting
2
Tape Punch
2
Cabinet
2
Tape Receiver 5B Circuits
2
Data Set Interface
2
Control Circuits
2
6403Wd 3 a
2
Manual Controls
9
Timing Pulse Circuit
9
Alarm Circuits
9
Punch Driver Circuits
9
Power Supply Circuit
9
Cabinet Circuits
15
Trouble Checkout
15
Troubleshooting Procedures
16
No Power Indication. POWER Indicator Pushbutton Fails to Light When Pressed
18
Cooling Fan Does Not Run When Power Is Applied
18
Tape Supply Puller Motor Does Not Run
19
Tape Supply Puller Capstan Drive Does Not Feed Tape
19
Punch Feed or Tape Puller Motor Does Not Run
19
Tape Cannot.be Passed through Punch Block
20
All Punch Pins Not Raised (Coils De-Energized) or Improper Tape Penetration - No ALL F.O. or BLANKS F.O
20
F.O.) or Improper Tape Penetration
20
Tape Does Not Advance (but Can be Pulled Freely through Punch Block When Tape Guide Is Pulled down - All Pins Up, No Tape Jam)
21
Tape Perforations Improperly Spaced L.lsing TP302990 Gauge
21
Tape Perforations Improperly Aligned
21
Tape Perforations Ragged (Fibers Show in Holes)
21
Tape Take-Up Winder Motor Runs Continuously Regardless of Tape Sensing Arm Position
21
Tape Does Not Feed When BLANKS F .0. or ALL F .0. Button Is Depressed
21
Tape Feed Motor or Tape Puller Motor Runs Continuously (Tape Jams at Punch)
21
POWER Indicator Button Does Not Flash When Tape Supply Is Low
22
7. Receiver Terminates Call 5 Seconds after Depressing DAT a Key
22
Receiver Terminates Call 30 Seconds after Depressing DATA Key
22
After Depressing DATA Key, Data Set Fails to Go into Data Mode
22
Received Data Garbled
22
Reverse Channel Send Signal Not Reaching Data Set
22
Receiver Does Not Answer Call Automatically (Receive-Only Station)
23
Signal Lamp Does Not Light When the Remote Sender Is in Talk Mode (Receiver in Data Mode)
23
Signal Lamp Lights During Message; Transmission Is Interrupted
23
Receiver Does Not Automatically Terminate Call after a Message Is Completed (Receive-Only Station)
23
Identifier Disc Does Not Tum after Depressing the TRANS ST ART Button (DAT a Key at Data Set Already Depressed)
23
Remote Sender Does Not Transmit, but AR and MC Relays Operate and Disc Turns
24
Identifier Disc Overruns the Home Position (Does Not Stop Atter One Rotation)
24
Receiver Does Not Answer Automatically When in Unattended Send/Receive Mode (Send-Receive Station)
24
Receiver Answers Automatically but the TR Relay (K1406) Does Not Toggle (Alternately Operate and Release) Sendsreceive Station Only
24
Receiver Does Not Drop Call Within 35 Seconds after Toggling of TR Relay - Send-Receive Station Only
25
Receiver Does Not Lock-In Receive Mode When an All-Space Signal Is Received - Send-Receive Station Only
25
Receiver Does Not Lock-In Send Mode When Answer-Back a Signal Is Received - Send-Receive Station Only
25
After the Receiver Answers Automatically, Answer-Back Signal Remains on Continuously - Send-Receive Station Only
25
Answer-Back Signals Not Operating Properly
25
SR (K1402-U) Relay in Unattended Send-Receive Unit Does Not Operate
25
RD (K1404-U) Relay in Unattended Send-Receive Unit Does Not Operate
25
TA (K1405-U) Relay in Unattended Send-Receive Unit Does Not Operate
26
UT (K1401-U) Relay in Unattended Send-Receive Unit Does Not Operate
26
Card TP303675 Checkout and Adjustment
26
Card T~303678 Checkout and Adjustment
27
Wiring Diagram
29
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AT&T Bell System Dataspeed 5B Installation And Checkout Manual (10 pages)
TAPE RECEIVER
Brand:
AT&T
| Category:
Storage
| Size: 0 MB
Table of Contents
Table of Contents
1
Unpacking Information
3
Installing Data Set
3
Receive-Only Station
3
Send-Receive Station
5
Options
5
Checkout
6
Preliminary Inspection
6
Signal Line Hookup
6
Test Center Tests
6
Final Testing
6
Service Arrangements
7
Type of Operation
8
Receive Unit
9
Unit Option
10
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