COMPUTER MODULES, INC.
======================

   BBU-IR1, BBU-IR5

   Card Type         Battery pack                                 
   I/O Options       DC power out                                 
   Data Bus          N/A (see technical note)                     

<gopher://bitreich.org/I/th99/i/C-D/52117-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | 9V DC power out to   |  P4   | Battery test switch |  SW1  |
   | Turbodisc            |       |                     |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         BATTERIES                          |
   |------------------------------------------------------------|
   |  Power   | Bank 0  | Bank 1  | Bank 2  | Bank 3  | Bank 4  |
   |----------+---------+---------+---------+---------+---------|
   |  500mAh  |   (6)   |  NONE   |  NONE   |  NONE   |  NONE   |
   |          | 1.5V AA |         |         |         |         |
   |----------+---------+---------+---------+---------+---------|
   | 1000mAh  |   (6)   |   (6)   |  NONE   |  NONE   |  NONE   |
   |          | 1.5V AA | 1.5V AA |         |         |         |
   |----------+---------+---------+---------+---------+---------|
   | 1500mAh  |   (6)   |   (6)   |   (6)   |  NONE   |  NONE   |
   |          | 1.5V AA | 1.5V AA | 1.5V AA |         |         |
   |----------+---------+---------+---------+---------+---------|
   | 2000mAh  |   (6)   |   (6)   |   (6)   |   (6)   |  NONE   |
   |          | 1.5V AA | 1.5V AA | 1.5V AA | 1.5V AA |         |
   |----------+---------+---------+---------+---------+---------|
   | 2500mAh  |   (6)   |   (6)   |   (6)   |   (6)   |   (6)   |
   |          | 1.5V AA | 1.5V AA | 1.5V AA | 1.5V AA | 1.5V AA |
   |------------------------------------------------------------|
   |      Note: Ni-cad batteries must be used. If other types   |
   |      of batteries are used the hardware or batteries could |
   |      be damaged.                                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  | Color | Status |             Condition              |
   |------+-------+--------+------------------------------------|
   | LED1 | Green |   On   |   Board has sufficient charge to   |
   |      |       |        |          power Turbodisc           |
   |------+-------+--------+------------------------------------|
   | LED1 | Green |  Off   |   Board does not have sufficient   |
   |      |       |        |     charge to power Turbodisc      |
   |------+-------+--------+------------------------------------|
   | LED2 | Green |   On   | Batteries are receiving power from |
   |      |       |        | Turbodisc AC adapter for charging  |
   |------+-------+--------+------------------------------------|
   | LED2 | Green |  Off   | Batteries are not receiving power  |
   |      |       |        |   from Turbodisc AC adapter for    |
   |      |       |        |              charging              |
   |------------------------------------------------------------|
   |      Note: These LEDs will only function when the battery  |
   |      test switch is pushed.                                |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   | This card has no connectors on its card edge. It can       |
   | therefore be installed in any 16-bit format card slot. It  |
   | provides battery backup power for the Computer Modules,    |
   | Inc. Turbodisc, document number V2116.                     |
   +------------------------------------------------------------+