IBM 3745 Series Parts list manual

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3745 Communication Controller SY33-2055-6
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Service Functions
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IBM 3745 Communication Controller
Models 210, 310, 410, and 610
IBM 3746 Expansion Unit
Models A11,
A12, L13, L14, and L15
Service Functions
SY33-2055-6

Note!
Before using this information and the product it supports, be sure to read the general
information under" Notices" on page vii.
Seventh Edition (August 1991)
The
information contained in this manual is subject to change from time to time. Any such changes
will be reported in subsequent revisions. Changes have been made throughout this edition, and this
manual should be read in its entirety.
Order publications through your IBM representative or the IBM branch office serving your locality.
Publications
are not stocked at the addresses given below.
A
form for readers' comments appears at the back of this publication. If the form has been removed,
address your comments to:
International Business Machines Corporation
Department 6R1 LG
180 Kost Road
Mechanicsburg PA 17055-0180
U.S.A.
or
IBM France
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79
06610 La Gaude
France
When you send information
to IBM, you grant IBM a non-exclusive right to use or distribute the infor-
mation in any way it believes appropriate without incurring any obligation to you.
© Copyright International Business Machines Corporation 1988, 1991. All rights reserved.
Note
to U.S. Government Users -Documentation related to restricted rights -Use, duplication or dis-
closure is s-oojetl to restrictions set forth in GSA ADP Schedule Contract with IBM Corp.

Contents
Chapter 1. How to Use the MOSS Function Screens
Your Road Map in the Service Functions
Where
to Go .................... .
Initial Screen and Menu Screens
How
to Go from Initial Screen to Menu Screens
Machine Status Area
Short Description of the 3745
Programming Support
Maintenance Philosophy
Diskette Mode ..... .
MOSS Operator Consoles
3745 Function Descriptions
Chapter 2. Analyzing BERs (Box Event Records)
BER General Information ...... .
BER Display and Handling
Summary ...... .
BER Display Procedure
.............. .
Updating the Service Information Field in Alarm BERs
Erase
the BER File ..................... .
Manual BER Reference Code Interpretation and FRU Correlation
BER Display Screens
BER/BRC Messages
..
Chapter 3. Diagnostics
What Are 3745 Diagnostics
How
to Run Offline Diagnostics
Diagnostic Monitoring
.... .
Manual Routines ........ .
Diagnostic Selection
Overview
Diagnostic Selection Procedure
Use
of CCU (Menu 2) Functions with Diagnostics
Diagnostic Screen Areas Description
..... .
Diagnostic Request Menu Screen Description
Diagnostic Selection Modify Screen Description
Errors during Diagnostics
LlC 5/6 Wrap Test Data Display
Diagnostic Messages ..... .
Chapter 4. Transmission Subsystem (TSS) Functions
Your Road Map in the TSS Functions
Important Information
TSS Functions
Overview
TSS Function Selection
Select/Release a
Scanner
Dump/IML a Scanner
Scanner Mode Control
Display/Alter Scanner Control Storage
Display/Alter Scanner Blocks
Display/Alter Scanner LSR .
Display/Alter Scanner XREG
Scanner Address Compare
© COPYright IBM Corp. 1988, 1991
1-1
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1-27
1-30
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2-2
2-5
2-6
2-8
2-8
2-9
2-13
2-16
3-1
3-2
3-4
3-4
3-4
3-6
3-7
3-9
3-11
3-14
3-16
3-20
3-25
3-27
4-1
4-2
4-2
4-3
4-4
4-5
4-6
4-8
4-11
4-12
4-14
4-16
4-17
iii

Scanner Checkpoint Trace . 4-20
Display/Alter HPTSS or ESS 4-21
TSS Messages ....... 4-24
Chapter 5. TRSS Functions 5-1
Your Road Map in the TRSS Functions 5-2
TRSS Function Resources 5-3
TRSS Functions Overview ..... 5-4
TRSS Function Selection ..... 5-5
Select a Token-Ring Adapter (TRA) 5-6
Connect or Disconnect a TRA 5-7
Display/Alter TRM Registers .... 5-8
Select a TIC .............. 5-10
Display/Alter TIC Interrupt Register 5-11
Display TIC Storage '" 5-12
Dump TIC Storage ....... 5-13
Display TIC SCB and SSB 5-15
Display TIC Parameter Blocks 5-15
Display Token-Ring Status 5-16
TRSS Messages ........ 5-17
Chapter 6. Displaying Dumps, Storage and Modules, and Deleting Files 6-1
Dump Display Function Selection 6-2
MOSS Dump Display 6-3
Scanner Dump Display 6-4
TRSS/TIC Dump Display 6-5
CA Dump Display 6-6
CCU Dump Display 6-6
MOSS 'Storage Display 6-7
Modules Display
.... 6·8
Delete a File from the MOSS Disk
6-9
Display/Delete Messages 6-11
Chapter 7. Applying and Displaying Microcode Fixes (MCF) 7-1
What Are Microcode Fixes and Patches 7-2
How to Install Microcode Fixes (MCFs) 7-3
MCF Function Selection .......... 7-5
MCF Transfer ................ 7-6
Accessing the MCF Management Functions 7-8
MCF History Table Display 7-9
MCF Microcode Upgrade . 7-10
MCF Microcode Restore 7-11
List the Old and New MCFs 7-13
MCF Messages ....... 7-14
Chapter 8. Handling Patches to Microcode 8-1
Accessing the Patch Management Function 8-5
Create a Patch ......... 8-6
Handling Non-applied Patches 8-8
Handling Applied Patches 8-11
Copy Microcode Patches to the MOSS Diskette 8-13
Copying Microcode Patches from a Diskette to the MOSS Disk 8-14
Patch Messages
............... 8-16
Chapter 9. Configuration Data File (CDF) 9-1
iv 3745 Communication Controller

Your Road Map in the CDF
CDF Functions Description
CDF Functions Overview
CDF Functions Access Procedure .
CDF Create
CDF Upgrade ...... .
CDF Verify ........ .
Display/Update the
CDF
Display/Update Channel Adapters
Replace a Channel Adapter
Add/Delete a CA
or a TPS .... .
Display/Update Line Adapters
.. .
Delete/Replace/Update
an LA HPTSS or ESS
Display/Update Ports .............. . ..... .
Display/Update
CCU Operating Mode ...... .
CDF Modification for Troubleshooting Purposes (S Function)
CDF Messages ..... .
Chapter 10. CA Services
Selecting CAS Functions
Display CA and Interface Status
Define Host Attachment Information
Use CA Basic Commands Function
Concurrent Maintenance Function (CACM)
Chapter 11. Disk-Diskette Management Functions .
MOSS Disk/Diskettes Organization ......... .
Disk
Management Functions Access Procedure
Save Disk Contents on Diskettes
Restore
the Disk from Diskettes
Initialize the Disk
Initialize the Diskettes ....... .
Installing an Engineering Change (EC) ....
Hard Disk Trouble Analysis and Replacement
DIF Messages ................. .
Chapter 12. SIT, POS, TIM,
IPL Functions
Scanner Interface Trace (SIT)
SIT Function Selection Procedure
..... .
Start Internal SIT (I-SIT)
.....
Get I-SIT Buffer from Scanner .
SIT Messages ..... .
Power Services (POS)
POS Messages ..... .
Time Services (TIM)
.. .
TIM Function Selection Procedure
TIM Messages
Repaired
CCU (REP)
REP Messages ...
I PL In Maintenance Mode
9-2
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9-38
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9-45
9-48
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11-11
11-13
11-15
11-18
11-21
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12-3
12-4
12-7
12-11
12-12
12-18
12-19
12-19
12-20
12-21
12-21
12-22
List of Abbreviations X-1
Glossary ....... X-9
Contents V

Bibliography ............................ .
3745 Models 210, 310, 410, and 610 Customer Documentation
3745 Models 210, 310, 410, and 610 Service Documentation.
Index ................................ .
vi 3745 Communication Controller
X-15
X-15
X-16
X-17

Notices
References in this publication to IBM products, programs or services do not
imply that IBM intends to make these available in all countries in which IBM
operates. Any reference to an IBM product, program, or service is not intended
to state or imply that only IBM's product, program, or service may be used.
Any
functionally equivalent product, program, or service that does not infringe
any of IBM's intellectual property rights may be used instead of the IBM
product, program, or service. Evaluation and verification of operation in con-
junction with other products, except those expressly designated by IBM, is the
user's responsibility.
IBM may have patents or pending patent applications covering subject matter in
this document. The furnishing of this document does not give you any license
to these patents. You can send license inquiries, in writing, to the IBM Director
of Commercial Relations, IBM Corporation, Purchase, NY 10577, U.S.A.
Electronic Emission, Notice
Federal Communications Commission (FCC) Statement
Note: This equipment has been tested and found to comply with the limits for a
Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference when
the equipment is operated in a commercial environment. This equipment gen-
erates, uses and can radiate
radio frequency energy and, if not installed and
used in
accordance with the instruction manual, may cause harmful interfer-
ence to radio communications. Operation of this equipment in a residential
area is likely to cause harmful interference, in which case the user will be
required to correct the interference at his own expense.
Properly shielded and grounded cables and connectors must be used in order
to meet FCC emission limits. IBM is not responsible for any radio or television
interference caused by using other than recommended cables and connectors
or by unauthorized changes or modifications to this equipment. Unauthorized
changes or modifications could void the user's authority to operate the equip-
ment.
This
device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference,
and (2) this device must accept any interference received, including interfer-
ence that may cause undesired operation.
© Copynght IBM Corp. 1988, 1991
vii

Trademarks and Service Marks
The following terms, denoted by an asterisk (*), used in this publication, are
trademarks
of the IBM Corporation in the United States or other countries:
IBM
NetView
RETAIN
SystemJ370
SystemJ390
VTAM
The following terms, denoted by a double asterisk (**), used in this publication,
are trademarks of other companies as follows:
Ethernet Xerox inc.
viii 3745 Communication Controller

About This Book
This section defines the audience of the book, provides general information on
how to use the book, and indicates where you
may find additional information.
Who Should Use This Book
This book is addressed to the service representatives who maintain the IBM
3745 Communication Controllers.
Primary audience: Product Trained (PT) CE
Secondary audience: Product Support Trained (PST) CE, Program Service
Representative (PSR), Product Engineering
(PE)
How To Use This Book
Thjs book describes how the service functions that are specifically for the CE,
and not intended for the customer, are used from the operator console.
Chapter 1 contains the procedure to access the MOSS screen starting from the
initial panel. It also contains general information and the description
of the
machine status area (MSA), common
to all screens.
Some chapters start with a road map. Its purpose is to help the user navigate
in the corresponding part:
1. Select the line corresponding to the action you want to perform.
2. Select the column corresponding to the part of the machine.
The intersection points
to the place where the procedure is described.
The
operator panel procedures are not given in this manual.
Where to Find More Information
For a complete list of the 3745 customer and service information manuals, see
the bibliography in the
3745 Models 210, 310, 410, and 610 Maintenance Informa-
tion Procedures (MIP), SY33-2054.
A 3745 Models 210, 310, 410, and 610 Service Documentation Bibliography is
provided on page
X-15 at the end of this manual.
The following 3745 publications can be used in connection with this manual.
• 3745 Advanced Operations Guide, SA33-0097
• 3745 Basic Operations Guide, SA33-0098
• 3745 Channel Adapter On-Line Tests, D99-3745A
• 3745 Diskette Configurator Guide, GA33-0093
• 3745 Diagnostic Descriptions, SY33-2059
© Copynght IBM Corp. 1988, 1991 ix