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# A-TREND TECHNOLOGY CORPORATION
ATC-5000 (VER. 2)
Processor CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/180/200/233MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 260mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse port, serial ports
(2), IR connector, USB connector, ATX power
connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+-----------+-----------------+-----------|
| ATX power | ATX | Parallel port | CN4 |
| connector | | | |
|------------------+-----------+-----------------+-----------|
| Reset switch | C1/pins 1 | IDE interface 1 | CN5 |
| | & 2 | | |
|------------------+-----------+-----------------+-----------|
| Green PC | C1/pins 4 | IDE interface 2 | CN6 |
| connector | & 5 | | |
|------------------+-----------+-----------------+-----------|
| Turbo LED | C1/pins 7 | PS/2 mouse port | CN7 |
| | & 8 | | |
|------------------+-----------+-----------------+-----------|
| IDE interface | C1/pins | CPU fan power | FAN |
| LED | 10 & 11 | | |
|------------------+-----------+-----------------+-----------|
| Speaker | C1/pins | IR connector | IR1 |
| | 12 – 15 | | |
|------------------+-----------+-----------------+-----------|
| Power LED & | C1/pins | Soft off power | JP7 |
| keylock | 17 - 19 | supply | |
|------------------+-----------+-----------------+-----------|
| Serial port 1 | CN1 | 32-bit PCI | PC1 – PC4 |
| | | slots | |
|------------------+-----------+-----------------+-----------|
| Floppy drive | CN2 | USB connector | USB |
| interface | | | |
|------------------+-----------+-----------------+-----------|
| Serial port 2 | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+---------+------------|
| » | CMOS memory normal operation | JP8 | Closed |
|---+---------------------------------+---------+------------|
| | CMOS memory clear | JP8 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 150MHz | 60MHz | 2x | 2 & 3, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2x | 2 & 3, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86L) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 150MHz | 60MHz | 2x | 2 & 3, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2x | 2 & 3, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------+----------+------------+------------+----------|
| 200MHz | 75MHz | 3x | 2 & 3, 4 & | 2 & 3, 4 |
| | | | 5 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 90MHz | 60MHz | 1.5x | 1 & 2, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 100MHz | 66MHz | 1.5x | 1 & 2, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------+----------+------------+------------+----------|
| 120MHz | 60MHz | 1.5x | 1 & 2, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 133MHz | 66MHz | 1.5x | 1 & 2, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AK K6) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 200MHz | 66MHz | 3x | 1 & 2, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 233MHz | 66MHz | 3.5x | 1 & 2, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL P54C STD) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 120MHz | 60MHz | 2x | 2 & 3, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 133MHz | 66MHz | 2x | 2 & 3, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------+----------+------------+------------+----------|
| 150MHz | 60MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 5 |
| | | | 6 | & 6 |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 180MHz | 60MHz | 3x | 1 & 2, 5 & | 1 & 2, 5 |
| | | | 6 | & 6 |
|------------+----------+------------+------------+----------|
| 200MHz | 66MHz | 3x | 1 & 2, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL P54C VRE) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 120MHz | 60MHz | 2x | 2 & 3, 4 & | 1 & 2, 5 |
| | | | 5 | & 6 |
|------------+----------+------------+------------+----------|
| 133MHz | 66MHz | 2x | 2 & 3, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------+----------+------------+------------+----------|
| 150MHz | 60MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 5 |
| | | | 6 | & 6 |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 180MHz | 60MHz | 3x | 1 & 2, 5 & | 1 & 2, 5 |
| | | | 6 | & 6 |
|------------+----------+------------+------------+----------|
| 200MHz | 66MHz | 3x | 1 & 2, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP2 | JP3 |
| | speed | | | |
|------------+----------+------------+------------+----------|
| 166MHz | 66MHz | 2.5x | 2 & 3, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 200MHz | 66MHz | 3x | 1 & 2, 5 & | 1 & 2, 4 |
| | | | 6 | & 5 |
|------------+----------+------------+------------+----------|
| 233MHz | 66MHz | 3.5x | 1 & 2, 4 & | 1 & 2, 4 |
| | | | 5 | & 5 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP6 |
|----------------------------+-------------------------------|
| CX 6X86 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| CX 6X86L | Pins 9 & 10 closed |
|----------------------------+-------------------------------|
| AM K5 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| AM K6-166/200 | Pins 7 & 8 closed |
|----------------------------+-------------------------------|
| AM K6-233 | Pins 5 & 6 closed |
|----------------------------+-------------------------------|
| P54C (VRE) | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| P54C (STD) | Pins 3 & 4 closed |
|----------------------------+-------------------------------|
| P55C | Pins 9 & 10 closed |
+------------------------------------------------------------+