Table Of Contents - IBM 2671 Manual

Contents
Introduction . . . . . 1
Basic 2671 Paper Tape Reader 1
Read Head 1
Reader Drive 2
Reader Brake 2
End-of-Tape Sensor 2
Specification of Tape Basket 2
Special Features for 2671 2
Supply Feature 2
Center-Roll Feature 2
Take-Up Feature 3
2822 Paper Tape Reader Control 3
Buffer and Data Register 3
Delete Character Detection 3
Channel Interface 3
Isolation Feature 3
2671 Controls and Lamps 5
2671 Console Switches 5
End-of-Record Switches 5
Delete Switch 5
Track Suppress Switch 5
Parity Switch 6
2671 Console Pushbuttons' 6
Power-On-and-Reset Pushbutton 6
Power-Off-if-in-Local Pushbutton 6
Start Pushbutton 6
Stop Pushbutton 6
End-of-File Pushbutton 6
NPRO (Nonprocess Runout) Pushbutton 6
Step-by-Step Pushbutton 7
2671 Console Lamps 7
Power-On-and-Reset Lamp 7
Ready Lamp 7
End-of-File Lamp 7
Equipment Check Lamp 7
Data Check Lamp 7
NPRO Lamp 7
Overstep Lamp 7
Load Lamp 7
Off-Line Lamp 7
Hours Counter 8
2671 Reader Plate Switches 8
Load Switch 8
Supply Switch 8
Rotating Tab 8
Tape-Width Selector 9
Turntable Key 9
Operational Characteristics 1
Interface 1
Interface Timing 1
Addressing 1
Commands 1
Status Bytes 12
Examples of Status Bytes 12
Sense Bytes 13
Examples of Sense Bytes 13
Tape Code Translation 14
Special Tape Code Characters 14
Normal Stop Conditions 14
Character Count Equals Zero or EOR Character 14
Character Count Equals Zero 14
End of Record (EOR) Detection 15
Supply Stacker Stop 15
End-of-Tape Condition 15
Channel Contention 15
Data Check 15
Abnormal Stop Conditions 17
Operator Intervention 17
Without Operator Intervention 17
Error Recovery Procedures 17
Equipment Check 17
Intervention Required 17
Data Check 17
Paper Tape Specifications 19
Paper Tape Details 19
Dimensions 19
Feed Holes 19
Chad 20
Paper Tape Handling 20
Paper Tape Splicing . 2 1
Overlap Splice 21
Butt-Joint Splice 21
Spliced Tape Specification 22
Cleaning by Operator . 23
Cleaning Supply and Take-Up Stackers 23
Cleaning Read Head 23
Tape Loading, Unloading, and Rewinding 25
Loading Instructions 26
Step 1: Preparing the 2671 for Loading 29
Step 2: Loading Reels onto Supply Feature 31
Step 3: Loading Reels onto Center-Roll Feature 33
Step 4: Loading Supply Stacker 35
Step 5: Setting the Rotating Tab 37
Step 6: Loading Tape into Read Head 39
Step 7: Positioning the Tape Basket 41
Step 8: Loading Tape onto Take-Up Feature 43
Step 9: Reading (Remote Powering) 45
Step 10: Reading (Local Powering) 45
Unloading Instructions 47
Unloading Read Head 47
Unloading the Take-Up Feature 47
Power Off (If in Local Mode) 47
Rewinding Instructions 47
Abbreviations and Glossary 49
Index 51