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# DIAMOND FLOWER, INC.
EB3486-TN
Processor 80386DX/80486SX/80487SX/ODP486DX/80486DX/80486DX2
Processor 25/33/50(Internal)/66(Internal)MHz (depending on
Speed CPU card)
Chip Set Texas Instruments
Max. Onboard 128MB
DRAM
Cache 64/128/256KB (located on DBII-486C CPU module)
BIOS AMI
Dimensions 330mm x 218mm
I/O Options CPU card slot, 32-bit VESA slot
NPU Options 80387DX/3167/4167 (depending on CPU card)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| Reset switch | J1 | PS/2 mouse connector | J11 |
|---------------+----------+----------------------+----------|
| Speaker | J2 | Alternate reset | J12 |
| | | switch | |
|---------------+----------+----------------------+----------|
| Keyboard | J4 | 32-bit VESA slot | S1 |
| connector | | | |
|---------------+----------+----------------------+----------|
| Power LED & | J6 | CPU card slot | S2 |
| keylock | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | J3 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | J8 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | J8 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J13 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J18 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J20 | Closed |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 1MB | 256K x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 2MB | 256K x 36 | 256K x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 2MB | 512K x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 3MB | 256K x 36 | 256K x 36 | 256K x 36 | NONE |
|--------+------------+------------+------------+------------|
| 4MB | 256K x 36 | 256K x 36 | 256K x 36 | 256K x 36 |
|--------+------------+------------+------------+------------|
| 4MB | 512K x 36 | 512K x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 4MB | 1M x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 6MB | 512K x 36 | 512K x 36 | 512K x 36 | NONE |
|--------+------------+------------+------------+------------|
| 8MB | 512K x 36 | 512K x 36 | 512K x 36 | 512K x 36 |
|--------+------------+------------+------------+------------|
| 8MB | 1M x 36 | 1M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 8MB | 2M x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 9MB | 2M x 36 | 256K x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 10MB | 2M x 36 | 256K x 36 | 256K x 36 | NONE |
|--------+------------+------------+------------+------------|
| 10MB | 2M x 36 | 512K x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 11MB | 2M x 36 | 256K x 36 | 256K x 36 | 256K x 36 |
|--------+------------+------------+------------+------------|
| 12MB | 2M x 36 | 512K x 36 | 512K x 36 | NONE |
|--------+------------+------------+------------+------------|
| 12MB | 2M x 36 | 1M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 12MB | 1M x 36 | 1M x 36 | 1M x 36 | NONE |
|--------+------------+------------+------------+------------|
| 14MB | 2M x 36 | 512K x 36 | 512K x 36 | 512K x 36 |
|--------+------------+------------+------------+------------|
| 16MB | 2M x 36 | 1M x 36 | 1M x 36 | NONE |
|--------+------------+------------+------------+------------|
| 16MB | 2M x 36 | 2M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 16MB | 1M x 36 | 1M x 36 | 1M x 36 | 1M x 36 |
|--------+------------+------------+------------+------------|
| 16MB | 4M x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 20MB | 2M x 36 | 2M x 36 | 1M x 36 | NONE |
|--------+------------+------------+------------+------------|
| 20MB | 4M x 36 | 1M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 24MB | 2M x 36 | 2M x 36 | 1M x 36 | 1M x 36 |
|--------+------------+------------+------------+------------|
| 24MB | 4M x 36 | 1M x 36 | 1M x 36 | NONE |
|--------+------------+------------+------------+------------|
| 24MB | 4M x 36 | 2M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 24MB | 2M x 36 | 2M x 36 | 2M x 36 | NONE |
|--------+------------+------------+------------+------------|
| 28MB | 4M x 36 | 1M x 36 | 1M x 36 | 1M x 36 |
|--------+------------+------------+------------+------------|
| 32MB | 2M x 36 | 2M x 36 | 2M x 36 | 2M x 36 |
|--------+------------+------------+------------+------------|
| 32MB | 4M x 36 | 4M x 36 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 32MB | 8M x 36 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 32MB | 4M x 36 | 2M x 36 | 2M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONTINUED) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|----------+------------+------------+-----------+-----------|
| 36MB | 4M x 36 | 4M x 36 | 1M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 36MB | 8M x 36 | 1M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 40MB | 4M x 36 | 2M x 36 | 2M x 36 | 2M x 36 |
|----------+------------+------------+-----------+-----------|
| 40MB | 4M x 36 | 4M x 36 | 1M x 36 | 1M x 36 |
|----------+------------+------------+-----------+-----------|
| 40MB | 4M x 36 | 4M x 36 | 2M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 40MB | 8M x 36 | 1M x 36 | 1M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 40MB | 8M x 36 | 2M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 44MB | 8M x 36 | 1M x 36 | 1M x 36 | 1M x 36 |
|----------+------------+------------+-----------+-----------|
| 48MB | 4M x 36 | 4M x 36 | 2M x 36 | 2M x 36 |
|----------+------------+------------+-----------+-----------|
| 48MB | 8M x 36 | 2M x 36 | 2M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 48MB | 4M x 36 | 4M x 36 | 4M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 48MB | 8M x 36 | 4M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 56MB | 8M x 36 | 2M x 36 | 2M x 36 | 2M x 36 |
|----------+------------+------------+-----------+-----------|
| 64MB | 4M x 36 | 4M x 36 | 4M x 36 | 4M x 36 |
|----------+------------+------------+-----------+-----------|
| 64MB | 8M x 36 | 8M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 64MB | 8M x 36 | 4M x 36 | 4M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 64MB | 16M x 36 | NONE | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 68MB | 8M x 36 | 8M x 36 | 1M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 72MB | 8M x 36 | 8M x 36 | 1M x 36 | 1M x 36 |
|----------+------------+------------+-----------+-----------|
| 72MB | 8M x 36 | 8M x 36 | 2M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 80MB | 8M x 36 | 4M x 36 | 4M x 36 | 4M x 36 |
|----------+------------+------------+-----------+-----------|
| 80MB | 8M x 36 | 8M x 36 | 2M x 36 | 2M x 36 |
|----------+------------+------------+-----------+-----------|
| 80MB | 16M x 36 | 4M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 96MB | 8M x 36 | 8M x 36 | 8M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 96MB | 16M x 36 | 4M x 36 | 4M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 96MB | 16M x 36 | 8M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 100MB | 8M x 36 | 8M x 36 | 8M x 36 | 1M x 36 |
|----------+------------+------------+-----------+-----------|
| 104MB | 8M x 36 | 8M x 36 | 8M x 36 | 2M x 36 |
|----------+------------+------------+-----------+-----------|
| 112MB | 8M x 36 | 8M x 36 | 8M x 36 | 4M x 36 |
|----------+------------+------------+-----------+-----------|
| 112MB | 16M x 36 | 4M x 36 | 4M x 36 | 4M x 36 |
|----------+------------+------------+-----------+-----------|
| 128MB | 8M x 36 | 8M x 36 | 8M x 36 | 8M x 36 |
|----------+------------+------------+-----------+-----------|
| 128MB | 16M x 36 | 8M x 36 | 8M x 36 | NONE |
|----------+------------+------------+-----------+-----------|
| 128MB | 16M x 36 | 16M x 36 | NONE | NONE |
|----------+------------+------------+-----------+-----------|
| 128MB | 32M x 36 | NONE | NONE | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J7 | J14 | J15 | J16 | J17 | J19 |
|-------+--------+--------+--------+--------+--------+-------|
| 80386 | pins 2 | pins 2 | pins 2 | pins 2 | pins 1 | pins |
| | & 3 | & 3 | & 3 | & 3 | & 2 | 2 & 3 |
|-------+--------+--------+--------+--------+--------+-------|
| 80486 | pins 1 | pins 1 | pins 1 | pins 1 | pins 1 | pins |
| | & 2 | & 2 | & 2 | & 2 | & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JP1 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP2 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP3 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP8 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP13 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP14 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP15 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP16 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP17 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP18 | pins 2 & 3 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 80387 CONFIGURATION |
|------------------------------------------------------------|
| 80387 | JP4 | JP5 | JP6 |
|---------------+------------------+------------+------------|
| » | Disabled | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed | closed |
|---+-----------+------------------+------------+------------|
| | Enabled | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed | closed |
|------------------------------------------------------------|
| Note:There are no jumpers to enable the 3167. It is |
| automatically detected and enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 | JP11 | JP12 |
|-------+-----------------+-----------------+----------------|
| 33MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 25MHz | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
IMG IMG 3
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JP1 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP5 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP6 | pins 2 & 3 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP2 | JP3 | JP4 |
|----------+----------------+----------------+---------------|
| 80486SX | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|----------+----------------+----------------+---------------|
| 80486DX | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|----------+----------------+----------------+---------------|
| 80486DX2 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP7 | JP8 |
|------------------+--------------------+--------------------|
| 25MHz | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 33MHz | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
IMG IMG 4
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JP9 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP10 | pins 2 & 3 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP1 | JP2 | JP3 |
|-------------+---------------+---------------+--------------|
| 80486SX | Open | Open | pins 1 & 2 |
| | | | closed |
|-------------+---------------+---------------+--------------|
| ODP486SX | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------------+---------------+---------------+--------------|
| 80486DX/DX2 | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | NONE |
|------------------+--------------------+--------------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP4 | JP5 | JP6 | JP7 | JP8 |
|-------+------------+----------+----------+--------+--------|
| 64KB | pins 2 & 3 | pins 2 & | pins 2 & | pins 1 | pins 1 |
| | | 3 | 3 | & 2 | & 2 |
|-------+------------+----------+----------+--------+--------|
| 128KB | pins 1 & 2 | pins 1 & | pins 2 & | pins 2 | N/A |
| | | 2 | 3 | & 3 | |
|-------+------------+----------+----------+--------+--------|
| 256KB | pins 1 & 2 | pins 1 & | pins 1 & | pins 2 | pins 2 |
| | | 2 | 2 | & 3 | & 3 |
+------------------------------------------------------------+