IBM 2025 Maintenance Manual page 271

Processing unit
Table of Contents

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Timeout Clock Singleshot (ICA)
4-13
Timer, Interval
4-14
Timing Pulses, CPU
4-2
TN Arrangement, Printer Translate
Table
1-101
Track
Descriptor Record, Read (RO), Command
Codes, 2311/DAC
1-106
Initialization (Lafective Track
Determination), 2311
2-25
Orientation Field and Zone State
Summary, 2311/DAC
1-110, 2-25
Orientation, 2311/DAC
1-111, 2-24
Train Arrangements for System/360
(Printout Representation)
1-87
Translate Table, PR-KB Keyboard to
EBCDIC
1-33
Trap
1-123
Address Match
1-2
Addresses
1-2
CE (Model 20 Mode)
1-127
Indicator
1-123
Position (CE Panel)
1-128
Position of Diagnostic Control
Switch
1-124
Routine, Machine-Check
1-114
Two-Point Schmoo Procedure
4-5
T7 Mid-Pac (2560/Communications Feature
(Location)
6-12
T6-TB1 (Location)
6-13
T6-TB2 (Location)
6-13
T6 Mid-Pac (Location)
6-12
T2-TB1 (Location)
6-13
T2-TB2 (Location)
6-13
Tl Mid-Pac (Location)
6-12
T2 Mid-Pac (Location)
6-12
ucw
Allocations (Channel)
2-38
Format
Channel
1-79
Channel 0 (Standard I/O Inter-
face)
2-41
ICA
1-81
PR-KB
1-34
2311
1-111
2540 Punch
1-18
2540 Reader
1-18
Formulation (Channel)
2-39, 2-40
Multiplexer Channel
2-41
Undervoltage Sense
5-3
Utility Program--MCS Table
2-22
Voltage Probe
1-130
Vsl Adjustment (1403 Buffer)
Vxy Adjustment (1403 Buffer)
Warm-Up, Core Storage
1-129
Waveforms
AB-Assembly Data from Local
Storage
1-138
4-13
4-12
LS-Addressing (Pl-Time Access)
1-135
LS-Addressing (P3-Time Relationship
between X and Read Line)
1-136
LS Bit Output (PI Access Data is 1,
P3 Access Data is O)
1-137
LS Bit Output (2 Successive Zeros
at Pl and P3 Time)
1-136
LS Write Line (PS-Time)
1-137
Read Cycle Controls
1-131
Storage Controls
1-131
Storage Word (WT-2)
1-138
Store Cycle Controls
1-131
X-Y Read Current Source Driver at the
Resistor
1-131
X-Y Write Current at Resistors for
Looping and Scanning Procedures
1-132
Z-Inhibit Driver (Writing a Zero) 1-132
Waveforms, Bad
LS Address Line Reset Delay Bad--Zero
Delay
.1-139
Word Type O, Set/Reset
1-36
Word Type 1, Arithmetic Constant
1-37
Word Type 2, Storage
1-38
Word Type 3 (Move Arithmetic)
1-39
Word Type 4 (Branch Unconditional)
1-40
Word Type 5 (Branch on Mask)
1-41
Word Type 6 or 7 (Branch on Condition
Code)
1-42
Worst-Case Test, Main Storage
4-4
Write Home Address Command Codes,
2311/DAC
1-108
Write Operation with Various Carriage
Functions
1-89
X and Y Decode Drivers
1-130
X and Y Drive Line Checking
1-135
X and Y Source Resistors
1-131
X-Decodes, Core Storage
1-5
X-Read Resistors (Location)
6-7
X-Write Resistors (Location)
6-7
X-Y Read Current Source Driver at the
Resistor (Waveform)
1-131
X-Y Write Current at Resistors for Looping
and Scanning Procedures (Waveform)
1-132
XN Arrangement, Printer Translate
Table
1-102
Y-Decodes, Core Storage
1-4
Y-Read Resistors (Location)
6-7
Y-Write Resistors (Location)
6-7
YN Arrangement, Printer Translate
Table
1-103
Z-Inhibit Driver (Writing a Zero)
(Waveform)
1-132
Z-Resistors (Location)
6-7
Zone State Summary, Track Orientation
Field, 2311/DAC
1-110
Zone 0 (1400 Compatibility)
1-25
Zone 1 (1400 Compatibility)
1-25
Zone 4 (1400 Compatibility)
1-25
Zone 6 (1400 Compatibility)
1-26
Zone 7 (1400 Compatibility)
1-26
Zones for System/360 Operation, Local
Storage
1-67
OlH-Al Hammer Driver Board (Location) 6-14
6-Byte Seek Commands, 2311/DAC
1-106
8-Bit Code--BCD Relations (7 and 9-Track
Tape)
1-73
52- and 63-Character Typebar Decode
(1400 Compatibility)
1-74
1052
1-116
(See Also PR-KB, Printer-Keyboard)
Attachment Checks
1-116
2025 FEMM (7/69)
X-9

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