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# ACER, INC.
AX5T-2
Processor CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/200/233MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 512KB
BIOS Award
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
interface, serial ports (2), USB connector,
IR connector, ATX power connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | PS/2 mouse port | CN3 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Front panel | C1 | Serial port 1 | CN4 |
| connector | | | |
|-------------------+----------+------------------+----------|
| IR connector | C2 | IDE interface 2 | CN5 |
|-------------------+----------+------------------+----------|
| IDE interface LED | C3 | IDE interface 1 | CN6 |
|-------------------+----------+------------------+----------|
| Chassis fan power | C4 | Floppy drive | CN7 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Wake up connector | C5 | USB connector | CN8 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN1 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| Parallel port | CN2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP14 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP14 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | SPWR | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM 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) 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 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 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) 16M x 36 | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 64 | None |
|------------------+--------------------+--------------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 64 | None |
|------------------+--------------------+--------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 128MB | (1) 16M x 64 | None |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 136MB | (1) 16M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 144MB | (1) 16M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 160MB | (1) 16M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 192MB | (1) 16M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 256MB | (1) 16M x 64 | (1) 16M x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 512KB | (2) 64K x 32 |
|------------------------------------------------------------|
| Note: The location of bank 0 is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86/6X 86L) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP1 | JP2 | JP3 |JP4 |JP5 |JP6 |
| speed | speed | | | | | | | |
|-------+--------+----------+-----+-----+-----+----+----+----|
|150MHz | 60MHz | 2x |2 & 3|1 & 2|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|166MHz | 66MHz | 2x |2 & 3|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP1 | JP2 | JP3 |JP4 |JP5 |JP6 |
| speed | speed | | | | | | | |
|-------+--------+----------+-----+-----+-----+----+----+----|
| 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|120MHz | 60MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|133MHz | 66MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|166MHz | 66MHz | 1.75x |2 & 3|2 & 3|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP1 | JP2 | JP3 |JP4 |JP5 |JP6 |
| speed | speed | | | | | | | |
|-------+--------+----------+-----+-----+-----+----+----+----|
|166MHz | 66MHz | 2.5x |2 & 3|2 & 3|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|233MHz | 66MHz | 3.5x |1 & 2|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP1 | JP2 | JP3 |JP4 |JP5 |JP6 |
| speed | speed | | | | | | | |
|-------+--------+----------+-----+-----+-----+----+----+----|
| 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|120MHz | 60MHz | 2x |2 & 3|1 & 2|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|133MHz | 66MHz | 2x |2 & 3|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|150MHz | 60MHz | 2.5x |2 & 3|2 & 3|1 & 2|1 & |2 & |1 & |
| | | | | | | 2 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|166MHz | 66MHz | 2.5x |2 & 3|2 & 3|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|-------+--------+----------+-----+-----+-----+----+----+----|
|233MHz | 66MHz | 3.5x |1 & 2|1 & 2|1 & 2|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP9 | JP10 | JP11 |
|---------------+-------------------+-----------+------------|
| 3.45v | 1 & 2, 3 & 4 | Open | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | JP9 | JP10 | JP11 |
|-----------+------------+--------+---------------+----------|
| 3.45v | 2.5v | Open | 1 & 2, 3 & 4 | 11 & 12 |
|-----------+------------+--------+---------------+----------|
| 3.45v | 2.8v | Open | 1 & 2, 3 & 4 | 7 & 8 |
|-----------+------------+--------+---------------+----------|
| 3.45v | 2.9v | Open | 1 & 2, 3 & 4 | 5 & 6 |
|-----------+------------+--------+---------------+----------|
| 3.45v | 3.1v/3.2v | Open | 1 & 2, 3 & 4 | 9 & 10 |
|-----------+------------+--------+---------------+----------|
| 3.45v | 3.52v | Open | 1 & 2, 3 & 4 | 3 & 4 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+