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# UNIDENTIFIED
HP5-ISA-6A6B1
Processor Pentium
Processor Speed 60/66MHz
Chip Set OPTI
Max. Onboard DRAM 128MB
Cache 64/128/256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | J9 | Reset switch | S1 |
|------------------+----------+-------------------+----------|
| Power LED & | J20 | 32-bit VESA local | V1 |
| keylock | | bus slot | |
|------------------+----------+-------------------+----------|
| Speaker | JP18 | 32-bit VESA local | V2 |
| | | bus slot | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CMOS memory normal operation | JP1 | pins 2 & 3 |
| | (Internal Battery) | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory normal operation | JP1 | Open |
| | (External Battery) | | |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP1 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | JP2 | Closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | JP2 | Open |
|---+----------------------------------+--------+------------|
| » | Memory data inactive at end of | JP3 | Open |
| | last T2 | | |
|---+----------------------------------+--------+------------|
| | Memory data inactive at | JP3 | Closed |
| | beginning of last T2 | | |
|---+----------------------------------+--------+------------|
| » | I/O bus speed select 0 wait | JP10 | Closed |
| | states | | |
|---+----------------------------------+--------+------------|
| | I/O bus speed select 1 wait | JP10 | Open |
| | state | | |
|---+----------------------------------+--------+------------|
| » | Local bus select 0 wait states | JP11 | Closed |
|---+----------------------------------+--------+------------|
| | Local bus select 1 wait state | JP11 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (2) 512K x 36 | NONE |
|------------------+--------------------+--------------------|
| 6MB | (2) 256K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 10MB | (2) 256K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 18MB | (2) 256K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (2) 512K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 34MB | (2) 256K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 36MB | (2) 512K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 66MB | (2) 256K x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 68MB | (2) 512K x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG | TAG | Dirty Bit |
| | | | (U30) | (U31) | (U52) |
|-------+----------+---------+--------+--------+-------------|
| 64KB | (8) 8K x | NONE | NONE | 8K x 8 | (1) 16K x 1 |
| | 8 | | | | |
|-------+----------+---------+--------+--------+-------------|
| 128KB | (8) 8K x | (8) 8K | NONE | 8K x 8 | (1) 16K x 1 |
| | 8 | x 8 | | | |
|-------+----------+---------+--------+--------+-------------|
| 256KB | (8) 32K | NONE | NONE | 8K x 8 | (1) 16K x 1 |
| | x 8 | | | | |
|-------+----------+---------+--------+--------+-------------|
| 512KB | (8) 32K | (8) 32K | 8K x 8 | 8K x 8 | (1) 16K x 1 |
| | x 8 | x 8 | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP6 | JP19 | JP20 | JP21 | JP22 | JP23 |
|-------+--------+--------+--------+--------+--------+-------|
| 64KB | pins 1 | Open | Open | Open | pins 1 | pins |
| | & 2 | | | | & 2 | 1 & 2 |
|-------+--------+--------+--------+--------+--------+-------|
| 128KB | pins 2 | Closed | Open | Open | pins 2 | pins |
| | & 3 | | | | & 3 | 2 & 3 |
|-------+--------+--------+--------+--------+--------+-------|
| 256KB | pins 1 | Closed | Closed | Open | pins 1 | pins |
| | & 2 | | | | & 2 | 1 & 2 |
|-------+--------+--------+--------+--------+--------+-------|
| 512KB | pins 2 | Closed | Closed | Closed | pins 2 | pins |
| | & 3 | | | | & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA MODE CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP12 |
|-------------------------------+----------------------------|
| Enabled | Closed |
|-------------------------------+----------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA ID0 & ID1 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP13 (ID0) | JP14 (ID1) |
|------------------+--------------------+--------------------|
| 80386 | Open | Closed |
|------------------+--------------------+--------------------|
| 80486 | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA ID2 CONFIGURATION |
|------------------------------------------------------------|
| VESA wait states | JP15 (ID2) |
|-------------------------------+----------------------------|
| 0 wait states | Open |
|-------------------------------+----------------------------|
| 1 wait state | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA ID3 CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP16 (ID3) |
|----------------------------+-------------------------------|
| £ 33MHz | Open |
|----------------------------+-------------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA ID4 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP17 (ID4) |
|-------------------------------+----------------------------|
| Reserved for future use | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYSTEM CLOCK CONFIGURATION |
|------------------------------------------------------------|
| LCLK | U28 | JP4 | JP5 | JP7 |
|------------+------------+---------+------------+-----------|
| Internal | Empty | Open | pins 2 & 3 | pins 2 & |
| | | | closed | 3 closed |
|------------+------------+---------+------------+-----------|
| External | Installed | Closed | pins 1 & 2 | pins 1 & |
| | | | closed | 2 closed |
|------------------------------------------------------------|
| Note: When LCLK is derived internally, LCLK is 1/2 of the |
| CPU clock (U38). When LCLK is derived from an external |
| source (U28), LCLK is equal to the oscillator speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LCLK TO ATCLK DIVISION CONFIGURATION |
|------------------------------------------------------------|
| LCLK | LCLK | ATLCK result | JP8 | JP9 |
| Frequency | Divisor | | | |
|--------------+---------+-----------------+--------+--------|
| 16 to 20 MHz | LCLK/2 | 8 to 10 MHz | Closed | Closed |
|--------------+---------+-----------------+--------+--------|
| 20 to 25 MHz | LCLK/3 | 6.6 to 8.33 MHz | Open | Closed |
|--------------+---------+-----------------+--------+--------|
| 33 MHz | LCLK/4 | 8.33 MHz | Closed | Open |
|--------------+---------+-----------------+--------+--------|
| 40 to 50 MHz | LCLK/5 | 8 to 10 MHz | Open | Open |
+------------------------------------------------------------+