IBM 3741 Data Station Reference Manual page 6

CHAPTER 10. COMMUNICATIONS
Networks.
Features .
Synchronous Clock .
Terminal Identification.
Operator Identification Card Reader
Keylock .
Expanded Communciations Feature
Expanded Communications/Multipoint Data Link
Control Feature
Programming Support
Communication Modes.
Transmit Mode (T) .
Expanded Communications Transmit Mode (J)
Transmit-Transparent Mode (P)
Transmit Mode Examples . .
Receive Mode (R)/Expanded Communications Receive
Receive Mode Example.
Transmit/Receive Mode (B)
Expanded Communications Transmit/Receive
Mode (K)
Transmit-Transparent/Receive Mode (D) .
Writing of Received Data Over Previously
Transmitted Data .
Transmit/Receive Mode Examples
Inquiry Mode (I)
Binary Synchronous Communications Summary
Operating Procedures
Line Termination and Error Conditions
Termination of the Data Call .
Inquiry Mode Termination.
BSCA Error Conditions and Indications
BSCA Disk Errors
Track and Sector Indicators
Status Message Format .
BSC CE Status Line.
Error Recovery Procedures
COMMUNICATIONS THROUGHPUT
CHAPTER 11. IBM 3713, IBM 3715, AND IBM
3717 PRINTERS •
IBM 3713 Printer
IBM 3713 Adjustable Margins Feature
IBM 3713 Forms Stand Feature
57
59
61
61
61
62
62
63
66
68
68
69
69
70
71
72
74
74
76
76
76
77
80
81
82
89
89
89
89
90
91
92
92
92
94
95
95
95
95
IBM 3715 Printer 96
IBM 3715 Forms Stand Feature 96
IBM 3717 Printer 97
IBM 3717 Forms Stand Feature • 97
Functions 97
Printer Modes 97
Printer Formatting 98
Local Format Control 99
Horizontal Tab and Vertical Skip Stop Characters
102
Local Format Control Example
104
Processing Unit Format Control
107
Printer Error Conditions
110
U Error (Printer) 110
W Error (Printer Format) 110
Editing on the 3715 and 3717 • 111
Editing Consideration 111
Editing Example 114
vi
CHAPTER 12. PROOF KEYBOARD
FEATURE.
CHAPTER 13. DATA RECORDER
ATTACHMENT FEATURE
Punch Operations
Punch Modes
Read Operations
Read Modes.
Format Current Record Buffer
Card Read/Punch Format Control
Program Level A
Card Read/Punch Format Control Programs.
Card Read/Punch Format Instruction Set
Function Switches .
How Format Control Works
Format Control Examples
CHAPTER 14. I/O ADAPTER
File Transfer.
Mode
1
Mode 2
Mode 3
Mode 4
Mode 5
..
Summary of File Transfer Operations (Read
or Write)
Error Recovery Procedures
Disk Errors .
System Channel Errors.
APPENDIX A. TIMINGS •
APPENDIX B. CARD PUNCH TO HEXADECIMAL
CONVE RSI ON •
CARD PUNCH TO HEX CONVERSION (IN
HEXADECIMAL ORDER)
CARD PUNCH TO HEX CONVERSION (IN CARD
PUNCH ORDER)
GLOSSARY.
INDEX
116
117
117
117
118
118
119
120
120
121
121
122
123
124
130
130
131
131
131
132
132
133
134
134
134
135
136
136
137
138
140