URI: 
  TEXT View Source
       
       # HEWLETT-PACKARD COMPANY
       
          HP 97502B
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:     | 16-bit, ISA                                |
          |---------------+--------------------------------------------|
          | Size:         | Full-length, full-height card              |
          |---------------+--------------------------------------------|
          | Hard drive    | HP 9705A: One HP 97501A 10MEG hard drive   |
          | supported:    |                                            |
          |---------------+--------------------------------------------|
          |               | HP 9705B: Two HP 97501A 10MEG or 20MEG     |
          |               | hard drives                                |
          |---------------+--------------------------------------------|
          | Floppy drives | None                                       |
          | supported:    |                                            |
          +------------------------------------------------------------+
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                 Function                  |    Location    |
          |-------------------------------------------+----------------|
          | 40-pin proprietary HP Interface connector |       J1       |
          |-------------------------------------------+----------------|
          | 4-pin connector - 5/12 volt DC power      |       J2       |
          |-------------------------------------------+----------------|
          | 4-pin connector-Drive active LED          |       J3       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              INTERRUPT REQUEST CONFIGURATION               |
          |------------------------------------------------------------|
          |            IRQ             |              JP1              |
          |----------------------------+-------------------------------|
          |   |           5            |       pins 4 & 5 closed       |
          |---+------------------------+-------------------------------|
          |   |           14           |       pins 3 & 4 closed       |
          |---+------------------------+-------------------------------|
          |   |           15           |       pins 1 & 2 closed       |
          |---+------------------------+-------------------------------|
          | » |        Disabled        |         all pins open         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |       BIOS ADDRESS AND I/O PORT ADDRESS CONFIGURAION       |
          |------------------------------------------------------------|
          |   Address   |SW1/switch |SW1/switch |SW1/switch |SW1/switch|
          |             |     1     |     2     |     3     |    4     |
          |-------------+-----------+-----------+-----------+----------|
          | |C0000h/1F0h|    on     |    on     |    on     |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |C2000h/320h|    off    |    on     |    on     |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |C4000h/1F0h|    on     |    off    |    on     |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |C6000h/320h|    off    |    off    |    on     |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |C8000h/1F0h|    on     |    on     |    off    |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |CA000h/320h|    off    |    on     |    off    |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          |»|CC000h/1F0h|    on     |    off    |    off    |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |CE000h/320h|    off    |    off    |    off    |    on    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |D0000h/1F0h|    on     |    on     |    on     |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |D2000h/320h|    off    |    on     |    on     |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |D4000h/1F0h|    on     |    off    |    on     |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |D6000h/320h|    off    |    off    |    on     |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |D8000h/1F0h|    on     |    on     |    off    |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |DA000h/320h|    off    |    on     |    off    |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |DC000h/1F0h|    on     |    off    |    off    |   off    |
          |-+-----------+-----------+-----------+-----------+----------|
          | |DE000h/320h|    off    |    off    |    off    |   off    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      DIAGNOSTIC LEDS                       |
          |------------------------------------------------------------|
          | LED  |        Satus         |          Condition           |
          |------+----------------------+------------------------------|
          | LED1 |       blinking       |      Hard drive active       |
          |------+----------------------+------------------------------|
          |      |  on (with LED1 on)   |    Processor/system stack    |
          |      |                      |           failure            |
          |------+----------------------+------------------------------|
          | LED2 |     on/blinking      |    Self-test in progress     |
          |------+----------------------+------------------------------|
          |      |          on          |      Hard drive failure      |
          |------+----------------------+------------------------------|
          |      |  on (with LED2 on)   |    Processor/system stack    |
          |      |                      |           failure            |
          |------+----------------------+------------------------------|
          |      | blink; pause; blink  |         ROM failure          |
          |------+----------------------+------------------------------|
          |      |  2 blinks; pause; 2  |         RAM failure          |
          |      |        blinks        |                              |
          |------+----------------------+------------------------------|
          |      |  3 blinks; pause; 3  |   Data buffer RAM failure    |
          |      |        blinks        |                              |
          +------------------------------------------------------------+