(TXT) View Source
# DIAMOND FLOWER, INC.
G486VPA (REV. A+)
Device Mainboard
Type
Processor CX486DX/CX486DX2/SGS\THOMPSON486DX/SGS\THOMPSON486DX2
UMCU5SD/AM486DX2/AM486DX4/80486WB/80486SX/80486DX/80486DX2
80486DX4/80486DX4ODP/P24T
Processor 25/33/40/50(internal)/50/63(internal)/66(internal)/80(internal)/
Speed 83(internal)/100(internal)MHz
Chip Set VIA
Video Chip None
Set
Maximum 128MB
Onboard
Memory
Maximum None
Video
Memory
Cache 128/256/512/1024KB
BIOS Award
Dimensions 280mm x 220mm
I/O 32-bit PCI slots (4), floppy drive interface, green PC
Options connector, IDE interfaces (2), parallel port, PS/2 mouse
interface, serial ports (2)
NPU None
Options
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| PS/2 mouse | CN3 | Power LED & | J9 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| Serial port 1 | J1 | Speaker | J10 |
|-------------------+----------+------------------+----------|
| Serial port 2 | J2 | Reset switch | J11 |
|-------------------+----------+------------------+----------|
| Parallel port | J3 | Green PC | J12 |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J4 | Turbo LED | J13 |
|-------------------+----------+------------------+----------|
| Floppy drive | J5 | Green PC LED | J14 |
| interface | | | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J6 | External battery | JP3 |
|-------------------+----------+------------------+----------|
| IDE interface LED | J7 | Chassis fan | JP40 |
| 1 | | power | |
|-------------------+----------+------------------+----------|
| IDE interface LED | J8 | 32-bit PCI slots | PC1 - |
| 2 | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | Battery type select external | JP1 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Battery type select internal | JP1 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | CMOS memory normal operation | JP2 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | CMOS memory clear | JP2 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Flash BIOS voltage select 12v | JP4 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Flash BIOS voltage select 5v | JP4 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP8 | Open |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP12 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | PS/2 mouse disabled | JP16 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | PS/2 mouse enabled | JP16 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP17 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP20 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP25 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP27 | Open |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP28 | Pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+--------------+--------------+--------------+--------|
| 1MB | (1) 256K x | None | None | None |
| | 36 | | | |
|------+--------------+--------------+--------------+--------|
| 2MB | (1) 512K x | None | None | None |
| | 36 | | | |
|------+--------------+--------------+--------------+--------|
| 2MB | (1) 256K x | (1) 256K x | None | None |
| | 36 | 36 | | |
|------+--------------+--------------+--------------+--------|
| 3MB | (1) 512K x | (1) 256K x | None | None |
| | 36 | 36 | | |
|------+--------------+--------------+--------------+--------|
| 3MB | (1) 256K x | (1) 256K x | (1) 256K x | None |
| | 36 | 36 | 36 | |
|------+--------------+--------------+--------------+--------|
| 4MB | (1) 1M x 36 | None | None | None |
|------+--------------+--------------+--------------+--------|
| 4MB | (1) 512K x | (1) 256K x | (1) 256K x | None |
| | 36 | 36 | 36 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 4MB | (1) 512K x | (1) 512K x | None | None |
| | 36 | 36 | | |
|------+-------------+-------------+------------+------------|
| 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 5MB | (1) 1M x 36 | (1) 256K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 5MB | (1) 512K x | (1) 256K x | (1) 256K x | (1) 256K x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 1M x 36 | (1) 512K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 512K x | (1) 512K x | (1) 512K x | None |
| | 36 | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 2M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 1M x 36 | (1) 512K x | (1) 512K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 512K x | (1) 512K x | (1) 512K x | (1) 512K x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 9MB | (1) 2M x 36 | (1) 256K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 2M x 36 | (1) 512K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 1M x 36 | (1) 512K x | (1) 512K x | (1) 512K x |
| | | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 11MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | (1) 256K x |
| | | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 2M x 36 | (1) 512K x | (1) 512K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 2M x 36 | (1) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | None |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 4M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 2M x 36 | (1) 1M x 36 | (1) 1M x | None |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 17MB | (1) 4M x 36 | (1) 256K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 4M x 36 | (1) 512K x | None | None |
| | | 36 | | |
|------+-------------+-------------+------------+------------|
| 19MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | (1) 256K x |
| | | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 4M x 36 | (1) 512K x | (1) 512K x | None |
| | | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 4M x 36 | (1) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 2M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 22MB | (1) 4M x 36 | (1) 512K x | (1) 512K x | (1) 512K x |
| | | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | None |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 4M x 36 | (1) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | None |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 28MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 8M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 2M x 36 | (1) 2M x | None |
| | | | 36 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 33MB | (1) 8M x 36 | (1) 256K x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 34MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 34MB | (1) 8M x 36 | (1) 512K x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 35MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | (1) 256K x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 36MB | (1) 8M x 36 | (1) 512K x | (1) 512K x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 36MB | (1) 8M x 36 | (1) 1M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 38MB | (1) 8M x 36 | (1) 512K x | (1) 512K x | (1) 512K x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 8M x 36 | (1) 1M x | (1) 1M x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 8M x 36 | (1) 2M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 4M x 36 | (1) 2M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 44MB | (1) 8M x 36 | (1) 1M x | (1) 1M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 8M x 36 | (1) 2M x | (1) 2M x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 8M x 36 | (1) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 56MB | (1) 8M x 36 | (1) 2M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 8M x 36 | (1) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | None |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 100MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 104MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 112MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|-----------+--------------+--------------+------------------|
| 128KB | (4) 32K x 8 | None | (1) 8K x 8 |
|-----------+--------------+--------------+------------------|
| 256KB (A) | (4) 64K x 8 | None | (1) 32K x 8 |
|-----------+--------------+--------------+------------------|
| 256KB (B) | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
|-----------+--------------+--------------+------------------|
| 512KB (A) | (4) 128K x 8 | None | (1) 32K x 8 |
|-----------+--------------+--------------+------------------|
| 512KB (B) | (4) 64K x 8 | (4) 64K x 8 | (1) 32K x 8 |
|-----------+--------------+--------------+------------------|
| 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 64K/128K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP22 | JP23 | JP24 | JP37 | JP38 | JP39 |
|-----------+--------+-------+-------+-------+-------+-------|
| 128KB | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+--------+-------+-------+-------+-------+-------|
| 256KB (A) | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 |
|-----------+--------+-------+-------+-------+-------+-------|
| 256KB (B) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 |
|-----------+--------+-------+-------+-------+-------+-------|
| 512KB (A) | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 |
|-----------+--------+-------+-------+-------+-------+-------|
| 512KB (B) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 |
|-----------+--------+-------+-------+-------+-------+-------|
| 1MB | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP18 | JP19 | JP21 |
|---------+----------------+----------------+----------------|
| 25MHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 33MHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 40MHz | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50iMHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50MHz | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 63iMHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 66iMHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 80iMHz | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 83iMHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 100iMHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (CYRIX) |
|------------------------------------------------------------|
| Type | JP14 | JP26 | JP33 | JP34 | JP35 |
|----------+----------+----------+---------+--------+--------|
| 486DX | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 486DX2 | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (CYRIX, CON'T) |
|------------------------------------------------------------|
| Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 |
|--------+-------+------+------------+-----------+-----------|
| 486DX | 1 & 2 | Open | Not | Not | Installed |
| | | | installed | installed | |
|--------+-------+------+------------+-----------+-----------|
| 486DX2 | 1 & 2 | Open | Not | Not | Installed |
| | | | installed | installed | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (SGS/THOMPSON) |
|------------------------------------------------------------|
| Type | JP14 | JP26 | JP33 | JP34 | JP35 |
|----------+----------+----------+---------+--------+--------|
| 486DX | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 486DX2 | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (SGS/THOMPSON, CON'T) |
|------------------------------------------------------------|
| Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 |
|--------+-------+------+------------+-----------+-----------|
| 486DX | 1 & 2 | Open | Not | Not | Installed |
| | | | installed | installed | |
|--------+-------+------+------------+-----------+-----------|
| 486DX2 | 1 & 2 | Open | Not | Not | Installed |
| | | | installed | installed | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (UMC) |
|------------------------------------------------------------|
| Type | JP14 | JP26 | JP33 | JP34 | JP35 |
|----------+----------+---------+--------+---------+---------|
| U5S | 1 & 2 | Open | Open | 2 & 3 | Open |
|----------+----------+---------+--------+---------+---------|
| U5SLV | 1 & 2 | Open | Open | 2 & 3 | Open |
|----------+----------+---------+--------+---------+---------|
| U5SD | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (UMC, CON'T) |
|------------------------------------------------------------|
| Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 |
|-------+-------+------+-------------+-----------+-----------|
| U5S | 2 & 3 | Open | Not | Installed | Not |
| | | | installed | | installed |
|-------+-------+------+-------------+-----------+-----------|
| U5SLV | 2 & 3 | Open | Not | Installed | Not |
| | | | installed | | installed |
|-------+-------+------+-------------+-----------+-----------|
| U5SD | 1 & 2 | Open | Not | Installed | Not |
| | | | installed | | installed |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (AMD) |
|------------------------------------------------------------|
| Type | JP14 | JP26 | JP33 | JP34 | JP35 |
|----------------+--------+--------+---------+-------+-------|
| 486DX2 (NV8T) | 1 & 2 | 2 & 3 | Closed | 1 & 2 | 1 & 2 |
|----------------+--------+--------+---------+-------+-------|
| 486DX2 (SV8B) | 1 & 2 | 2 & 3 | Open | 1 & 2 | 1 & 2 |
|----------------+--------+--------+---------+-------+-------|
| 486DX4 | 2 & 3 | 2 & 3 | Open | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (AMD, CON'T) |
|------------------------------------------------------------|
| Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 |
|--------+------+--------+-----------+-----------+-----------|
| 486DX2 | 1 & | Open | Installed | Not | Not |
| (NV8T) | 2 | | | installed | installed |
|--------+------+--------+-----------+-----------+-----------|
| 486DX2 | 1 & | Closed | Installed | Not | Not |
| (SV8B) | 2 | | | installed | installed |
|--------+------+--------+-----------+-----------+-----------|
| 486DX4 | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (INTEL) |
|------------------------------------------------------------|
| Type | JP14 | JP26 | JP33 | JP34 | JP35 |
|-------------+---------+---------+--------+--------+--------|
| 80486WB | 2 & 3 | 2 & 3 | Open | 1 & 2 | 1 & 2 |
|-------------+---------+---------+--------+--------+--------|
| 80486SX | 1 & 2 | Open | Open | 2 & 3 | Open |
|-------------+---------+---------+--------+--------+--------|
| 80486DX | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 |
|-------------+---------+---------+--------+--------+--------|
| 80486DX2 | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 |
|-------------+---------+---------+--------+--------+--------|
| 80486DX4 | 1 & 2 | 2 & 3 | Open | 1 & 2 | 1 & 2 |
|-------------+---------+---------+--------+--------+--------|
| 486DX4 ODP | 1 & 2 | 2 & 3 | Open | 1 & 2 | 2 & 3 |
|-------------+---------+---------+--------+--------+--------|
| P24T | 1 & 2 | 2 & 3 | Open | 1 & 2 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION (INTEL, CON'T) |
|------------------------------------------------------------|
| Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 |
|----------+------+------+-----------+-----------+-----------|
| 80486WB | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| 80486SX | 2 & | Open | Installed | Not | Not |
| | 3 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| 80486DX | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| 80486DX2 | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| 80486DX4 | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| 486DX4 | 1 & | Open | Installed | Not | Not |
| ODP | 2 | | | installed | installed |
|----------+------+------+-----------+-----------+-----------|
| P24T | 1 & | Open | Installed | Not | Not |
| | 2 | | | installed | installed |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP31 | JP32 | JP41 |
|---------+----------------+----------------+----------------|
| 3.45v | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 3.6v | Pins 2 & 3 | Pins 2 & 3 | Pins 3 & 4 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 4v | Pins 2 & 3 | Pins 2 & 3 | Pins 5 & 6 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 5v | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP15 |
|----------------------------+-------------------------------|
| | None | Open |
|---+------------------------+-------------------------------|
| » | 1 | Pins 1 & 3, 2 & 4 closed |
|---+------------------------+-------------------------------|
| | 3 | Pins 3 & 5, 4 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PCI CLOCK SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP11 | JP13 |
|------------------+--------------------+--------------------|
| <= 33MHz | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| >33 MHz | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+