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# AQUARIUS SYSTEMS, INC.
MB-5ATR
Processor CX M1/AM K5/Pentium
Processor 75/90/100/120/133/150/166/180/200MHz
Speed
Chip Set Intel
Max. Onboard 512MB
DRAM
Cache 256/512KB
BIOS AMI
Dimensions 330mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface, IDE
interfaces (2), parallel port, PS/2 mouse
interface, serial ports (2), VGA feature
connector, VGA interface, VRM connector, cache
slot
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+------------------+-----------|
| PS/2 mouse | CN1 | VRM connector | CN10 |
| interface | | | |
|------------------+----------+------------------+-----------|
| Serial port 1 | CN2 | Power LED & | J6 pins 1 |
| | | keylock | - 5 |
|------------------+----------+------------------+-----------|
| Serial port 2 | CN3 | Turbo LED | J6 pins 7 |
| | | | & 17 |
|------------------+----------+------------------+-----------|
| Floppy drive | CN4 | Reset switch | J6 pins 8 |
| interface | | | & 18 |
|------------------+----------+------------------+-----------|
| Parallel port | CN5 | Speaker | J6 pins |
| | | | 11 - 14 |
|------------------+----------+------------------+-----------|
| IDE interface 1 | CN6 | IDE interface | J6 pins |
| | | LED | 19 & 20 |
|------------------+----------+------------------+-----------|
| IDE interface 2 | CN7 | Cache slot | SL1 |
|------------------+----------+------------------+-----------|
| VGA interface | CN8 | 32-bit PCI slots | PC1 - PC4 |
|------------------+----------+------------------+-----------|
| VGA feature | CN9 | | |
| connector | | | |
|------------------------------------------------------------|
| Note: CN9 & CN10 may not be present on all boards. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+-----------+-----------|
| | | X1 - X12 | N/A |
|---+--------------------------------+-----------+-----------|
| » | CMOS memory normal operation | JP15 | Open |
|---+--------------------------------+-----------+-----------|
| | CMOS memory clear | JP15 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 2MB | (1) 256K x | (1) 256K x | NONE | NONE |
| | 36 | 36 | | |
|------+-------------+-------------+------------+------------|
| 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 |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 256K x | (1) 256K x | (1) 512K x | (1) 512K x |
| | 36 | 36 | 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 |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 256K x | (1) 256K x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 512K x | (1) 512K x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 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 |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 256K x | (1) 256K x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 512K x | (1) 512K x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x | (1) 2M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 34MB | (1) 256K x | (1) 256K x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 36MB | (1) 512K x | (1) 512K x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | (1) 4M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 48MB | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x | (1) 4M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 8M x 36 | (1) 8M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | (1) 4M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 66MB | (1) 256K x | (1) 256K x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 68MB | (1) 512K x | (1) 512K x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 72MB | (1) 1M x 36 | (1) 1M x 36 | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 80MB | (1) 2M x 36 | (1) 2M x 36 | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+---------------+------------+-----------+-----------|
| 96MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 128MB | (1) 16M x 36 | (1) 16M x | NONE | NONE |
| | | 36 | | |
|-------+---------------+------------+-----------+-----------|
| 130MB | (1) 256K x 36 | (1) 256K x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 132MB | (1) 512K x 36 | (1) 512K x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 136MB | (1) 1M x 36 | (1) 1M x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 144MB | (1) 2M x 36 | (1) 2M x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 160MB | (1) 4M x 36 | (1) 4M x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 192MB | (1) 8M x 36 | (1) 8M x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 256MB | (1) 16M x 36 | (1) 16M x | (1) 16M x | (1) 16M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 256MB | (1) 32M x 36 | (1) 32M x | NONE | NONE |
| | | 36 | | |
|-------+---------------+------------+-----------+-----------|
| 264MB | (1) 1M x 36 | (1) 1M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 272MB | (1) 2M x 36 | (1) 2M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 288MB | (1) 4M x 36 | (1) 4M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 320MB | (1) 8M x 36 | (1) 8M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 384MB | (1) 16M x 36 | (1) 16M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|-------+---------------+------------+-----------+-----------|
| 512MB | (1) 32M x 36 | (1) 32M x | (1) 32M x | (1) 32M x |
| | | 36 | 36 | 36 |
|------------------------------------------------------------|
| Note: The exact location of the banks is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION (ASYNCHRONOUS) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|--------+--------------+--------------+---------------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 16K/32K/64K x 8 |
|--------+--------------+--------------+---------------------|
| 512KB | (4) 64K x 8 | (4) 64K x 8 | (1) 16K/32K/64K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION (SYNCHRONOUS) |
|------------------------------------------------------------|
| Size | U14 | U16 | SL1 |
|----------+-----------------+-------------+-----------------|
| 256KB | (1) 32K x 32 | (1) 32K x | Not installed |
| | | 32 | |
|----------+-----------------+-------------+-----------------|
| 256KB | NONE | NONE | Installed |
|----------+-----------------+-------------+-----------------|
| 512KB | (1) 32K x 32 | (1) 32K x | Installed |
| | | 32 | |
|------------------------------------------------------------|
| Note: If synchronous cache is used, remove all chips from |
| Bank 0, Bank 1 and TAG. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP8 |
|-----------------------------+------------------------------|
| 256KB | Open |
|-----------------------------+------------------------------|
| 512KB | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP7 | RS1 | RS2 | RS3 |
|---------+--------+-------------+-------------+-------------|
| CX M1 | Closed | Not | Installed | Not |
| | | installed | | installed |
|---------+--------+-------------+-------------+-------------|
| AM K5 | Open | Not | Not | Installed |
| | | installed | installed | |
|---------+--------+-------------+-------------+-------------|
| Pentium | Open | Installed | Not | Not |
| | | | installed | installed |
|------------------------------------------------------------|
| Note: JP7 is used only if U14 & U16 are installed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP17 | JP18 | JP19 | JP20 |
|------------+-----------+-----------+-----------+-----------|
| 75MHz | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 90MHz | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 100MHz | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 120MHz | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 133MHz | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 150MHz | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 166MHz | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 180MHz | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 200MHz | Closed | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP21 | JP22 | JP23 |
|----------------+--------------+--------------+-------------|
| » | 3.3v | Closed | Open | Open |
|---+------------+--------------+--------------+-------------|
| » | 3.4v | Open | Closed | Open |
|---+------------+--------------+--------------+-------------|
| » | 3.6v | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP14 | JP16 |
|----------------------+--------------------+----------------|
| » | Enabled | pins 2 & 3 closed | Closed |
|---+------------------+--------------------+----------------|
| » | Disabled | pins 2 & 3 closed | Open |
+------------------------------------------------------------+