IBM 2025 Maintenance Manual page 268

Processing unit
Table of Contents

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MS ADR STOP, Position of Mode Switch
1-124
Multiple Character Set {MCS)
2-49
Multiplexer Channel Device Addressing
2-37
Multiplexer Channel Unit Control Words 2-41
Multisystem Configuration
1-126
New Program Card Code to Hexadecimal
1-71
No-Op Command, 2311/DAC, Operation
Code
1-105
No Printing or Carriage Motion
1-89
Numeric Arrangement, Printer Translate
Table
1-91
Op-Code Information {1400
Compatibility)
1-27
Operation-Code Decode Table, 1400
1-28
Operation Code for TIC Command {2311)
2-24
Operational-Out Singleshot, Adjustment
4-8
Operator's Control Panel (OCP) Indicators
(See Indicators, Operator's Control Panel
(OCP)
Orientation Field, Track, and Zone State
Summary, 2311/DAC
1-110
Orientation, Track, 2311/DAC
1-111
Outlets, Convenience
1-129
Overcurrent Condition
1-129
Overcurrent Sense
5-3
Overvoltage Condition
1-129
Overvoltage Sense
5-3
Parity Check
(See Also Checks, CPU Hardware)
PLB (1403)
2-16
Patch Card Generation
2-1
PCCL
1-90, 1-91
PCCL Code for Different Character Set
Lengths
1-89
PCH {Punch) Indicator
1-123
PCS-AN Arrangement, Printer Translate
Table
1-95
PCS-HN Arrangement, Printer Translate
Table
1-96
Permanent Storage Assignments
1-1
Plug Chart, Core Storage
1-3
Pluggable Indicators
1-124
PN Arrangement, Printer Translate
Table
1-94
Power and Cooling
1-128
Power Check
1-118
Power Check/System-Restart Light Reset 5-3
Power Check Indicator
1-123
Power Conversion
5-1
Power Group
Basic
5-1
1403/2540
5-1
2311
5-1
2560
5-1
2560/Communications
5-1
Power, Input
5-1
Power On/Off Sequencing
5-2
Power On/Off to Channel Controlled I/O
Units
5-3
Power On Key
1-124
Power Supplies
5-1
Left Side (Locations)
6-4
Right Side (Locations)
6-13
Service Checks and Checkout
Procedures
5-4
X-6
(7 /69)
Power Supply
Logic Pages
5-4
Mid-Pac
5-5
Protection
1-128
Troubleshooting (Mid-Pac)
5-5
PR-KB (Printer-·Keyboard)
1-30
(See Also Printer-Keyboard, 1052)
Commands
2-10
Logout
2-12
Restart Procedures
2-13
Sense Byte and Unit Control Word--UCW
Format
1-34
Singleshots
4-8
Translate Table (Keyboard to EBCDIC) 1-33
Preferred-Character Arrangements
1-91
Preventive Maintenance
3-1
Print Clock
4-11
Printer-Keyboard
1-30
(See Also PR-KB, 1052)
Alter/Display Key
1-124
Printer Translate Table (Basic
Attachment)
1-90
Printer Translate Table for MCS
AN-HN Arrangement; Count Length
30 (Hex)
1-92
AN.-HN Folded; Count Length 30 (Hex)
1-93
Numeric Arrangement; Count Length
10 (Hex)
1-91
PCS-AN Arrangement; Count Length 78
(Hex)
1-95
PCS-HN Arrangement; Count Length 78
(Hex)
1-96
PN Arrangement; Count Length 3C
(Hex)
1-94
QN Arrangement; Count Length FO
(Hex)
1-97
QNC Arrangement; Count Length FO
{Hex)
1-98
RN Arrangement; Count Length FO
(Hex)
1-99
SN Arrangement; Count Length FO
(Hex)
1-100
TN Arrangement; Count Length 78
{Hex)
1-101
XN Arrangement; Count Length 28
{Hex)
1-102
YN Arrangement; Count Length 78
{Hex}
1-103
Probe
Current
1-130
Voltage
1-130
Program Codes and PSW
1-75
Program Interruption Codes
1-76
Program Status Word (PSW)
1-76
Program Storage
Addressing Ranges, Control Storage, and
Auxiliary Storage
1-1
Display
2-8
Store
2-9
STPl Allocations
1-19
Programming Errors
1-127
Programming Errors (Model 20 Mode)
1-127
Protection of Control Storage, CSL
1-114
Protection, Storage
1-19
PRT (Printer), Indicator
1-123
PSS Singleshot
4-11
PSW (Program Status Word)
1-76
Display
2-4

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