ACER, INC.
AP5T
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 Memory | 256MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB |
BIOS | AMI |
Dimensions | 280mm x 220mm |
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), USB connector, IR connector |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Power LED & keylock | C1/pins 1 – 5 | Serial port 1 | CN2 |
Speaker | C1/pins 7 - 10 | Parallel port | CN3 |
Green PC LED | C1/pins 12 & 13 | Floppy drive interface | CN4 |
Green PC connector | C1/pins 15 - 17 | IDE interface 1 | CN5 |
Reset switch | C1/pins 19 & 20 | IDE interface 2 | CN6 |
IR connector | C2 | USB connector | CN7 |
IDE interface LED | C3 | PS/2 mouse interface | CN8 |
Chassis fan power | C4 | 32-bit PCI slots | PC1 – PC4 |
Serial port 2 | CN1 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP14 | Pins 1 & 2 closed |
CMOS memory clear | JP14 | Pins 2 & 3 closed | |
» | On board I/O enabled | JP18 | Pins 1 & 2 closed |
On board I/O disabled | JP18 | Pins 2 & 3 closed | |
» | PS/2 mouse enabled | JP20 | Pins 1 & 2 closed |
PS/2 mouse disabled | JP20 | Pins 2 & 3 closed | |
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 |
256KB | (2) 32K x 32 |
512KB | (2) 64K x 32 |
Note: The location of bank 0 is unidentified. | |
CPU SPEED SELECTION (CX 6X86/6X 86L) | |||||||
CPU speed | Clock speed | Multiplier | JP1 | JP2 | JP3 | JP4 | JP5 |
150MHz | 60MHz | 2x | 2 & 3 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
166MHz | 66MHz | 2x | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. | |||||||
CPU SPEED SELECTION (AM K5) | |||||||
CPU speed | Clock speed | Multiplier | JP1 | JP2 | JP3 | JP4 | JP5 |
90MHz | 60MHz | 1.5x | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
100MHz | 66MHz | 1.5x | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
120MHz | 60MHz | 1.5x | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
133MHz | 66MHz | 1.5x | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
166MHz | 66MHz | 1.75x | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. | |||||||
CPU SPEED SELECTION (AM K6) | |||||||
CPU speed | Clock speed | Multiplier | JP1 | JP2 | JP3 | JP4 | JP5 |
166MHz | 66MHz | 2.5x | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
200MHz | 66MHz | 3x | 1 & 2 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
233MHz | 66MHz | 3.5x | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. | |||||||
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed | Clock speed | Multiplier | JP1 | JP2 | JP3 | JP4 | JP5 |
90MHz | 60MHz | 1.5x | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
100MHz | 66MHz | 1.5x | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
120MHz | 60MHz | 2x | 2 & 3 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
133MHz | 66MHz | 2x | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
150MHz | 60MHz | 2.5x | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 |
166MHz | 66MHz | 2.5x | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
200MHz | 66MHz | 3x | 1 & 2 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
233MHz | 66MHz | 3.5x | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. If board is AP5T-1, ignore JP5. | |||||||
CPU VOLTAGE SELECTION (SINGLE) | ||||
Voltage | JP7 | JP8 | JP9 | JP10 |
3.45v | 1 & 2 | 1 & 2 | 1 & 2, 3 & 4 | Open |
Note: Pins designated should be in the closed position. | ||||
CPU VOLTAGE SELECTION (DUAL) | |||||
Voltage | V core | JP7 | JP8 | JP9 | JP10 |
3.45v | 2.8v | 7 & 8 | 1 & 2 | Open | 1 & 2, 3 & 4 |
3.45v | 2.9v | 5 & 6 | 1 & 2 | Open | 1 & 2, 3 & 4 |
3.45v | 3.2v | 9 & 10 | 1 & 2 | Open | 1 & 2, 3 & 4 |
3.45v | 3.52v | 3 & 4 | 1 & 2 | Open | 1 & 2, 3 & 4 |
Note: Pins designated should be in the closed position. | |||||