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2.2 The IBM 7171 ASCII Device Attachment Control Unit - Index of

2.2 The IBM 7171 ASCII Device Attachment Control Unit - Index of

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5.10.2 Types <strong>of</strong> Disconnection ................................ 5-135.11 Communications Error Handling ............................. 5-15Chapter 6. <strong>IBM</strong> <strong>7171</strong> I/O Interface to the Host System ................ 6-16.1 High Level Examples ....................................... 6-16.2 Data Streams .............................................. 6-26.2.1 Interface Codes ........................................ 6-36.<strong>2.2</strong> Data Stream ........................................... 6-36.2.3 Write Commands ....................................... 6-46.2.4 Orders and Attributes .................................... 6-86.2.5 Read Commands ...................................... 6-116.2.6 Miscellaneous Operations ................................ 6-206.2.7 Attributes ............................................. 6-206.3 <strong>IBM</strong> <strong>7171</strong> Printer Support ................................... 6-236.4 <strong>IBM</strong> <strong>7171</strong> to Host Interactions ............................... 6-256.4.1 Interface Operations (<strong>IBM</strong> <strong>7171</strong>/Channel) .................. 6-266.4.2 Error Recovery Procedures .............................. 6-346.4.3 Special Order Strings ................................... 6-38Chapter 7. <strong>IBM</strong> <strong>7171</strong> Diagnostics .................................. 7-17.1 Diagnostics Overview ....................................... 7-17.2 System Description ......................................... 7-17.3 Error Conditions ........................................... 7 -2Chapter 8. Problem Determination ................................. 8-18.1.1 Assistance for Problem Determination. ...................... 8-1Chapter 9. Special Maintenance Facility and System Messages ..........•. 9-19.1 Brief Overview ............................................. 9-19.2 How to Invoke the Maintenance Facility ......................... 9-19.3 How to Use Maintenance Facility .............................. 9-29.4 Maintenance Facility Error Handling. . . . . . . . . . . . . . . . . . . . . . . . . . .. 9-39.5 How to Change the Password and Parse Tables ................... 9-39.6 Console Operator Commands ................................. 9-59.7 A - Display AC2 Data Block for a <strong>Device</strong> ........................ 9-69.8 C - Configure <strong>IBM</strong> <strong>7171</strong> Ports ................................ 9-79.9 CM - Display Channel <strong>Control</strong>ler (CC) Board Memory ............ 9-119.10 CO - Copy Data Block .................................... 9-129.11 CS - Store to CC Board Memory ............................. 9-139.12 D - Date Commands ...................................... 9-149.13 E - Display Error Message Information ........................ 9-159.14 FC - Force Unsolicited <strong>Device</strong> End ........................... 9-179.15 FD/FT - Force a <strong>Device</strong> Offline. ............................ 9-189.16 H - Help Command ....................................... 9-199.17 1- Inword Command ...................................... 9-209.18 M - Display CPU Board Memory ............................ 9-219.19 MW - Display One Word <strong>of</strong> CPU Board Memory ................ 9-229.20 N - Send Notes to Attached Terminals ........................ 9-239.21 0 - Outword Command. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 9-249.22 P - Display Port Configuration .............................. 9-259.23 PW - Change Maintenance Passwords. . . . . . . . . . . . . . . . . . . . . . . .. 9-279.24 S - Store to CPU Board Memory ............................. 9-289.25 SW - Store One Word into CPU Board Memory ................. 9-309.26 T - Display Terminal Type Information ........................ 9-319.27 TM - Display Terminal <strong>Control</strong>ler (TC) Board Memory ........... 9-33Contentsix

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