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# AMERICAN MEGATRENDS, INC.
TITAN III
Processor Pentium
Processor Speed 90/100/120/133/150/166MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 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)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| IDE interface LED | J22 | Serial port 2 | P3 |
|-------------------+----------+------------------+----------|
| Reset switch | J24 | Serial port 1 | P4 |
|-------------------+----------+------------------+----------|
| Chassis fan power | J25 | Floppy drive | P11 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Green PC | J26 | Parallel port | P12 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Chassis fan power | J27 | PS/2 mouse | P13 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Turbo LED | J29 | Power LED & | P17 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | P1 | Speaker | P24 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | P2 | 32-bit PCI slots | PCI - |
| | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J5 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J11 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Parallel port IRQ select IRQ7 | J14 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Parallel port IRQ select IRQ5 | J14 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J17 | Pins 2 & 3 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| | APIC enabled with two CPUs | J19 | Pins 1 & 2 |
| | installed | | closed |
|---+---------------------------------+-------+--------------|
| | APIC disabled with one CPU | J19 | Pins 2 & 3 |
| | installed | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J20 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | PS/2 mouse IRQ 12 enabled | J23 | Closed |
|---+---------------------------------+-------+--------------|
| | PS/2 mouse IRQ 12 disabled | J23 | Open |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | J28 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | J28 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 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) 2M x 36 | (2) 4M 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) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | None |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|--------------+------------------------+--------------------|
| 144MB | (2) 16M x 36 | (2) 2M x 36 |
|--------------+------------------------+--------------------|
| 160MB | (2) 16M x 36 | (2) 4M x 36 |
|--------------+------------------------+--------------------|
| 192MB | (2) 16M x 36 | (2) 8M x 36 |
|--------------+------------------------+--------------------|
| 256MB | (2) 32M x 36 | None |
|--------------+------------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Board also accepts x 32 |
| SIMMs. Do not use 16M x 36 SIMMs that have 36 chips. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: 512KB cache is factory installed and is not |
| configurable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU |Clock |Multiplier| J6 | J7 | J8 | J13 | J15 |
| speed |speed | | | | | | |
|-------+------+----------+------+------+------+------+------|
| 90MHz |60MHz | 1.5x |Closed| Open | Open | Open |Closed|
|-------+------+----------+------+------+------+------+------|
|100MHz |66MHz | 1.5x | Open | Open |Closed| Open | Open |
|-------+------+----------+------+------+------+------+------|
|120MHz |60MHz | 2x |Closed| Open | Open |Closed|Closed|
|-------+------+----------+------+------+------+------+------|
|133MHz |66MHz | 2x | Open | Open |Closed|Closed| Open |
|-------+------+----------+------+------+------+------+------|
|150MHz |60MHz | 2.5x |Closed|Closed| Open |Closed|Closed|
|-------+------+----------+------+------+------+------+------|
|166MHz |66MHz | 2.5x | Open |Closed|Closed|Closed| Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | J1 | J2 | J3 | J18 |
|------------+--------------+----------+----------+----------|
| Regulator | Open | 1 & 2, 3 | 1 & 2, 3 | Open |
| | | & 4, 5 & | & 4, 5 & | |
| | | 6 | 6 | |
|------------+--------------+----------+----------+----------|
| 3.3v power | 1 & 2, 3 & | Open | Open | 1 & 2, 3 |
| | 4, 5 & 6 | | | & 4, 5 & |
| | | | | 6 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | J16 | J21 |
|------------------+--------------------+--------------------|
| » | None | Open | Open |
|---+--------------+--------------------+--------------------|
| | 1 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 3 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE BUS MASTER SELECTION |
|------------------------------------------------------------|
| Setting | J4 | J30 |
|--------------------+-------------------+-------------------|
| Enabled | Closed | Closed |
|--------------------+-------------------+-------------------|
| Disabled | Open | Open |
+------------------------------------------------------------+