Adapter Configuration Supplement Update

              _
               |____________________________
               | 7248 <-- 41H8452, #2971    |
               |         (92G7638)          |
               |                            |
               | 7020 <-- 73G2048 #2048     |
               |                            |
               |______          __       ___|
               |      ||||||||||  |||||||

       #2048 has DIP switched
       92G7638 has only one connector RJ-45
       41H8452 has RJ-45 and DB-9 connectors.

 The procedure for `Configuring the IBM 16/4 Adapter" of the Adapter
 Configuration Supplement that came with your computer does not apply.

 The following procedure for the IBM Auto 16/4 Token-Ring ISA Adapter
 supersedes the 'Configuring the IBM AUto 16/4 Tokne-Ring ISA Adapter
 procedure of the Adapter Configuration Supplement

Configuring the IBM Auto 16/4 Token-Ring ISA Adapter

 The IBM Auto 16/4 Token-Ring ISA Adapter is configured using the System
 Management Services diskette that shipped with your computer. To configure an
 IBM Auto 16/4 Token-Ring ISA Adapter do the following:

 Note: Although the System Management Services program menus show parameters
       selections for primary and alternate IBM Auto 16/4 Token-Ring ISA
       Adapters, only one of these adapters may be installed at a time, and it must
       use the settings for the primary adapter.
   1. If your computer is running, shut the operating system down and turn the
      power off.
   2. Remove all existing ISA adapters from the computer. Refer to documentation
      that shipped with your computer for information on identifying and removing
      ISA adapters.
   3. Install the new adapter in your computer.
   4. Insert the System Management Services (SMS) diskette in the drive.
   5. Turn on the computer.
      Note: For additionnal information about the System Management Services, refer to
      the "Extended System Management Services Program" appendix in the
      documentation that shipped with your computer.
   6. Press F4 as soon as the keyboard icon (first icon) appears on the screen.
      Note: Press F4 after the keyboard icon appears on the screen, but before the
      last icon appears.
   7. Use the Up Arrow and Down Arrow keys to select Utilities, and press Enter
   8. Select Remote Initial Program Load Setup and press Enter
   9. Select Adapter Parameters and press Enter.
  10. Select Search for Other Adapters and press Enter.
  11. Select Configure Token Ring Adapter and press Enter
  12. Press F6 to Run Selected Choice. The default adapter setting are displayed
  13. Press Esc.
  14. Select Yes for the "Menu" prompted path and press Enter
  15. Make the appropriate choice from each parameter menu ( refer to the following
      table for parameter settings), then press Enter.

      Note: The current setting for the adapter are displayed in each menu. Press
      Esc to leave the setting unchanged. The next parameter displays. When you
      finish setting the parameters, go to step 16.
  _________________________________________________________________________________________
 |    _____________________________                                                        |
 |   | Parameters        Settings  | (1) No other adapters can use this interrupt.         |
 |   |_____________________________|     Do not use interrupt 3, this interrupt is         |
 |   | I/O Address       A20       |     reserved for the Async port.                      |
 |   | Interrupt (1)     9         | (2) Can not use C000 through CC000 ROM or RAM         |
 |   | Ram Address (2)   D0000     |     addresses becauses system graphics uses this      |
 |   | RAM Size (3)      32KB      |     range on a Power Series 830 or Power Series 850   |
 |   | ROM Address       DC000     |     or Power Series 850                               |
 |   | Remote IPL        Disabled  | (3) Select 32KB. Do not select any other values.      |
 |   | TR Data Rate (4)  16/4KB    | (4) The TR Data Rate must match the data rate of      |
 |   | Auto Sense (5)    Disabled  |     the LAN segment.                                  |
 |   |_____________________________| (5) Autosense must be disabled if present.            |
 |_________________________________________________________________________________________|

  16. New Adapter setting are displayed.
  17. Press Esc to save the new setting.
  18. Press ENTER to exit program.
  19. Turn the computer off ( the computer must be turned off and back on
      to reset to the new adapter configuration settings).
  20. Install any adapters that were removed in the beginning of this procedure.

    Record the configuration setting in the "Computer Records" appendix in the
    documentation that shipped with your computer.