GIGA-BYTE TECHNOLOGY CO., LTD.
==============================

   GA-586ID REV. 1

   Processor         Dual Pentium                                 
   Processor Speed   90/100MHz                                    
   Chip Set          Intel                                        
   Max. Onboard DRAM 512MB                                        
   Cache             256/512KB                                    
   BIOS              Award                                        
   Dimensions        330mm x 218mm                                
   I/O Options       32-bit PCI bus slots (3)                     
   NPU Options       None                                         

<gopher://bitreich.org/I/th99/m/E-H/32101-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose       | Location | Purpose              | Location |
   |---------------+----------+----------------------+----------|
   | Speaker       |    J1    | Reset switch         |    J5    |
   |---------------+----------+----------------------+----------|
   | Turbo LED     |    J2    | Chassis fan power    |    J6    |
   |---------------+----------+----------------------+----------|
   | Turbo switch  |    J3    | Chassis fan power    |    J7    |
   |---------------+----------+----------------------+----------|
   | Power LED &   |    J4    | 32-bit PCI bus slots |  SL1 -   |
   | keylock       |          |                      |   SL3    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Turbo switch select high speed   |   J3   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Turbo switch select low speed    |   J3   | pins 1 & 2 |
   |   | (non-cache)                      |        |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |    Bank 2     |
   |------------+---------------+---------------+---------------|
   |    2MB     | (2) 256K x 36 |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    4MB     | (2) 256K x 36 | (2) 256K x 36 |     NONE      |
   |------------+---------------+---------------+---------------|
   |    4MB     | (2) 512K x 36 |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    6MB     | (2) 256K x 36 | (2) 256K x 36 | (2) 256K x 36 |
   |------------+---------------+---------------+---------------|
   |    8MB     | (2) 512K x 36 | (2) 512K x 36 |     NONE      |
   |------------+---------------+---------------+---------------|
   |    8MB     |  (2) 1M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    12MB    | (2) 512K x 36 | (2) 512K x 36 | (2) 512K x 36 |
   |------------+---------------+---------------+---------------|
   |    12MB    |  (2) 1M x 36  | (2) 512K x 36 |     NONE      |
   |------------+---------------+---------------+---------------|
   |    16MB    |  (2) 1M x 36  | (2) 512K x 36 | (2) 512K x 36 |
   |------------+---------------+---------------+---------------|
   |    16MB    |  (2) 1M x 36  |  (2) 1M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    16MB    |  (2) 2M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    20MB    |  (2) 1M x 36  |  (2) 1M x 36  | (2) 512K x 36 |
   |------------+---------------+---------------+---------------|
   |    20MB    |  (2) 2M x 36  | (2) 512K x 36 |     NONE      |
   |------------+---------------+---------------+---------------|
   |    24MB    |  (2) 1M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
   |------------+---------------+---------------+---------------|
   |    24MB    |  (2) 2M x 36  | (2) 512K x 36 | (2) 512K x 36 |
   |------------+---------------+---------------+---------------|
   |    24MB    |  (2) 2M x 36  |  (2) 1M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    32MB    |  (2) 4M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    32MB    |  (2) 2M x 36  |  (2) 2M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    32MB    |  (2) 2M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
   |------------+---------------+---------------+---------------|
   |    48MB    |  (2) 4M x 36  |  (2) 2M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    48MB    |  (2) 4M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
   |------------+---------------+---------------+---------------|
   |    48MB    |  (2) 2M x 36  |  (2) 2M x 36  |  (2) 2M x 36  |
   |------------+---------------+---------------+---------------|
   |    64MB    |  (2) 8M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    64MB    |  (2) 4M x 36  |  (2) 4M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    64MB    |  (2) 4M x 36  |  (2) 2M x 36  |  (2) 2M x 36  |
   |------------+---------------+---------------+---------------|
   |    96MB    |  (2) 8M x 36  |  (2) 4M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    96MB    |  (2) 8M x 36  |  (2) 2M x 36  |  (2) 2M x 36  |
   |------------+---------------+---------------+---------------|
   |    96MB    |  (2) 4M x 36  |  (2) 4M x 36  |  (2) 4M x 36  |
   |------------+---------------+---------------+---------------|
   |   128MB    |  (2) 8M x 36  |  (2) 8M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |   128MB    |  (2) 8M x 36  |  (2) 4M x 36  |  (2) 4M x 36  |
   |------------+---------------+---------------+---------------|
   |   128MB    | (2) 16M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |   192MB    |  (2) 8M x 36  |  (2) 8M x 36  |  (2) 8M x 36  |
   |------------+---------------+---------------+---------------|
   |   256MB    | (2) 16M x 36  | (2) 16M x 36  |     NONE      |
   |------------+---------------+---------------+---------------|
   |   256MB    | (2) 32M x 36  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |   384MB    | (2) 16M x 36  | (2) 16M x 36  | (2) 16M x 36  |
   |------------+---------------+---------------+---------------|
   |   512MB    | (2) 32M x 36  | (2) 32M x 36  |     NONE      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |      256KB       |    (4) 32K x 8     |    (4) 32K x 8     |
   |------------------+--------------------+--------------------|
   |      512KB       |    (4) 64K x 8     |    (4) 64K x 8     |
   |------------------+--------------------+--------------------|
   |      512KB       |    (4) 128K x 8    |        NONE        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |            Size            |              JP8              |
   |----------------------------+-------------------------------|
   |           256KB            |       pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |           512KB            |       pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |           Speed            |              JP7              |
   |----------------------------+-------------------------------|
   |           90MHz            |       pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |           100MHz           |       pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PCI INTERRUPT CONFIGURATION (INT A)             |
   |------------------------------------------------------------|
   |     Interrupt      |     ISA IRQ      |        JP15        |
   |--------------------+------------------+--------------------|
   |       INT A        |       IRQ9       | pins 2 & 3 closed  |
   |--------------------+------------------+--------------------|
   |       INT A        |      IRQ14       | pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PCI INTERRUPT CONFIGURATION (INT B)             |
   |------------------------------------------------------------|
   |     Interrupt      |     ISA IRQ      |        JP14        |
   |--------------------+------------------+--------------------|
   |       INT B        |      IRQ10       | pins 2 & 3 closed  |
   |--------------------+------------------+--------------------|
   |       INT B        |      IRQ15       | pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PCI INTERRUPT CONFIGURATION (INT C)             |
   |------------------------------------------------------------|
   |     Interrupt      |     ISA IRQ      |        JP13        |
   |--------------------+------------------+--------------------|
   |       INT C        |      IRQ11       | pins 2 & 3 closed  |
   |--------------------+------------------+--------------------|
   |       INT C        |      IRQ12       | pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PCI INTERRUPT CONFIGURATION (INT D)             |
   |------------------------------------------------------------|
   |     Interrupt      |     ISA IRQ      |        JP12        |
   |--------------------+------------------+--------------------|
   |       INT D        |      IRQ14       | pins 2 & 3 closed  |
   |--------------------+------------------+--------------------|
   |       INT D        |       IRQ5       | pins 1 & 2 closed  |
   +------------------------------------------------------------+