HEWLETT-PACKARD COMPANY

HP 97502B

  Data bus:                  16-bit, ISA

  Size:                      Full-length, full-height card

  Hard drive supported:      HP 9705A: One HP 97501A 10MEG hard drive

                             HP 9705B: Two HP 97501A 10MEG or 20MEG hard
                             drives

  Floppy drives supported:   None

[Image]

                           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