ANTEC, INC.
MB5689A
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/ IDT C6/AM K5/AM K6/Pentium/Pentium MMX  | 
| 
 Processor Speed  | 
 75/90/100/120/133/150/166/200/233/266MHz  | 
| 
 Chip Set  | 
 Intel 430TX  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 256MB (EDO & SDRAM supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 254mm 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), IR connector, USB connectors (2), ATX power connector, wake on LAN connector  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 ATX power connector  | 
 ATX  | 
 IDE interface LED  | 
 J107/pins 3 & 4  | 
| 
 Floppy drive interface  | 
 CN1  | 
 Green PC LED  | 
 J107/pins 5 & 6  | 
| 
 Serial port 1  | 
 CN2  | 
 Green PC connector  | 
 J107/pins 7 & 8  | 
| 
 Serial port 2  | 
 CN3  | 
 Soft off power supply  | 
 J107/pins 9 & 10  | 
| 
 Parallel port  | 
 CN4  | 
 Power LED & keylock  | 
 J107/pins 11 – 15  | 
| 
 IDE interface 1  | 
 J6  | 
 Speaker  | 
 J107/pins 17 - 20  | 
| 
 IDE interface 2  | 
 J7  | 
 Wake on LAN connector  | 
 J109  | 
| 
 USB connector 1  | 
 J10  | 
 IR connector  | 
 JP3  | 
| 
 USB connector 2  | 
 J11  | 
 Chassis fan power  | 
 JP5  | 
| 
 PS/2 mouse interface  | 
 J99  | 
 EISCA cooling connector  | 
 JP6  | 
| 
 Reset switch  | 
 J107/pins 1 & 2  | 
 32-bit PCI slots  | 
 PC1 – PC4  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 Flash BIOS voltage select 12v  | 
 JP19  | 
 Pins 1 & 2 closed  | |
| 
 Flash BIOS voltage select 5v  | 
 JP19  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP40  | 
 Pins 1 & 2 closed  | 
| 
 CMOS memory clear  | 
 JP40  | 
 Pins 2 & 3 closed  | |
| 
 Any hard drive installed  | 
 JP41  | 
 Pins 2 & 3 closed  | |
| 
 Seagate 5v hard drive installed  | 
 JP41  | 
 Pins 1 & 2 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  | 
| 
 SIMM CONFIGURATION (CON’T)  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 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 2  | 
 Bank 3  | 
| 
 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  | 
| 
 Note: Board accepts SDRAM memory.  | ||
| 
 CACHE CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 512KB  | 
 (1) 64K x 64  | 
| 
 CPU SPEED SELECTION (CX 6X86)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 120MHz  | 
 50MHz  | 
 2x  | 
 1 & 4, 2 & 5, 3 & 6  | 
 1 & 4  | 
| 
 150MHz  | 
 60MHz  | 
 2x  | 
 1 & 4  | 
 1 & 4  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 1 & 4  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (IBM 6X86)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 120MHz  | 
 50MHz  | 
 2x  | 
 1 & 4, 2 & 5, 3 & 6  | 
 1 & 4  | 
| 
 150MHz  | 
 60MHz  | 
 2x  | 
 1 & 4  | 
 1 & 4  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 1 & 4  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (CX 6X86L)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 1 & 4  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (IBM 6X86L)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 1 & 4  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (CX 6X86MX)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 166MHz  | 
 60MHz  | 
 2.5x  | 
 1 & 4  | 
 1 & 4, 2 & 5  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (IBM 6X86MX)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (IDT C6)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 1 & 4  | 
 1 & 4, 2 & 5  | 
| 
 180MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (AM K5)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 1 & 4, 2 & 5, 3 & 6  | 
 Open  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 1 & 4  | 
 Open  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
| 
 120MHz  | 
 60MHz  | 
 1.5x  | 
 1 & 4  | 
 Open  | 
| 
 133MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (AM K6)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Open  | 
 1 & 4, 3 & 6  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (INTEL)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 1 & 4, 2 & 5, 3 & 6  | 
 Open  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 1 & 4  | 
 Open  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 1 & 4  | 
 1 & 4  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 1 & 4  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 1 & 4  | 
 1 & 4, 2 & 5  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU SPEED SELECTION (INTEL MMX)  | ||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J101  | 
 J108  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 1 & 4, 2 & 5  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 2 & 5  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU VOLTAGE SELECTION (SINGLE)  | |
| 
 Voltage  | 
 J104  | 
| 
 Auto  | 
 Pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed  | 
| 
 3.1v  | 
 Pins 7 & 8, 13 & 14, 16 & 17 closed  | 
| 
 3.33v  | 
 Pins 7 & 8, 10 & 11, 16 & 17 closed  | 
| 
 3.4v  | 
 Pins 7 & 8, 10 & 11, 13 & 14 closed  | 
| 
 3.52v  | 
 Pins 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed  | 
| 
 CPU VOLTAGE SELECTION (DUAL)  | ||
| 
 Voltage  | 
 V core  | 
 J104  | 
| 
 3.3v  | 
 2.0v  | 
 Open  | 
| 
 3.3v  | 
 2.1v  | 
 Pins 16 & 17 closed  | 
| 
 3.3v  | 
 2.2v  | 
 Pins 13 & 14 closed  | 
| 
 3.3v  | 
 2.3v  | 
 Pins 13 & 14, 16 & 17 closed  | 
| 
 3.3v  | 
 2.4v  | 
 Pins 10 & 11 closed  | 
| 
 3.3v  | 
 2.5v  | 
 Pins 10 & 11, 16 & 17 closed  | 
| 
 3.3v  | 
 2.6v  | 
 Pins 10 & 11, 13 & 14 closed  | 
| 
 3.3v  | 
 2.7v  | 
 Pins 10 & 11, 13 & 14, 16 & 17 closed  | 
| 
 3.3v  | 
 2.8v  | 
 Pins 7 & 8 closed  | 
| 
 3.3v  | 
 2.9v  | 
 Pins 7 & 8, 16 & 17 closed  | 
| 
 3.3v  | 
 3.0v  | 
 Pins 7 & 8, 13 & 14 closed  | 
| 
 3.3v  | 
 3.2v  | 
 Pins 7 & 8, 10 & 11 closed  |