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# AMERICAN MEGATRENDS, INC.
APOLLO II
Processor Pentium
Processor Speed 75/90/100/120/133/150/166/180/200MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), cache slot, remote power on
connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Chassis fan | J7 |
| | | power | |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Green PC | J8 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Parallel port | CN3 | Speaker | J9 |
|-------------------+----------+------------------+----------|
| Floppy drive | CN4 | Power LED & | J10 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN5 | Reset switch | J11 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN6 | IDE interface | JP1 |
| | | LED | |
|-------------------+----------+------------------+----------|
| PS/2 mouse | CN7 | 32-bit PCI slots | PC1 - |
| interface | | | PC4 |
|-------------------+----------+------------------+----------|
| Remote power on | J1 | Cache slot | SL1 |
| connector | | | |
|-------------------+----------+------------------+----------|
| External battery | J5 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J2 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J3 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J4 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JCP | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JCP | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 | TAG |
|-----------+-------------+-----------------+----------------|
| 256KB (A) | (8) 32K x 8 | Not installed | (1) 8K/32K x 8 |
|-----------+-------------+-----------------+----------------|
| 256KB (B) | None | 256KB module | None |
| | | installed | |
|-----------+-------------+-----------------+----------------|
| 512KB (A) | (8) 64K x 8 | Not installed | (1) 32K x 8 |
|-----------+-------------+-----------------+----------------|
| 512KB (B) | None | 512KB module | None |
| | | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JS1 |
|----------------------------+-------------------------------|
| 256KB (A) | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 512KB (A) | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JPW1 | JPW2 | JPW3 | JPW4 |
|-----------+------------+-----------+-----------+-----------|
| » | Mixed | Pins 1 & 2 | Pins 1 & | Pins 1 & | Pins 1 & |
| | | closed | 2 closed | 2 closed | 2 closed |
|---+-------+------------+-----------+-----------+-----------|
| | 3.3v | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed | 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|J6 | JC1 | JC2 | JCK1 | JCK2 |
| speed | speed | | | | | | |
|-------+---------+----------+---+------+------+------+------|
| 75MHz | 50MHz | 1.5x |1 &| Open | Open |Closed|Closed|
| | | | 2 | | | | |
|-------+---------+----------+---+------+------+------+------|
| 90MHz | 60MHz | 1.5x |2 &| Open | Open |Closed| Open |
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|100MHz | 66MHz | 1.5x |2 &| Open | Open | Open |Closed|
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|120MHz | 60MHz | 2x |2 &|Closed| Open |Closed| Open |
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|133MHz | 66MHz | 2x |2 &|Closed| Open | Open |Closed|
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|150MHz | 60MHz | 2.5x |2 &|Closed|Closed|Closed| Open |
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|166MHz | 66MHz | 2.5x |2 &|Closed|Closed| Open |Closed|
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|180MHz | 60MHz | 3x |2 &| Open |Closed|Closed| Open |
| | | | 3 | | | | |
|-------+---------+----------+---+------+------+------+------|
|200MHz | 66MHz | 3x |2 &| Open |Closed| Open |Closed|
| | | | 3 | | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JVR |
|----------------------------+-------------------------------|
| 3.38v (STD/VR) | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 3.5v (VRE) | Pins 1 & 2 closed |
+------------------------------------------------------------+