BEK-TRONIC TECHNOLOGY, INC.
BEK-V429S
| 
 Processor  | 
 80486SX/SL80486SX/CX486DX/AM486DX/80486DX/SL80486DX/ CX486DX2/AM486DX2/SL80486DX2/80486DX2/CX486DX4/ CX486DX4/(SL)AM486DX4/SL80486DX4/P24D/P24T/CX5X86  | 
| 
 Processor Speed  | 
 25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/ 100(internal)/120(internal)MHz  | 
| 
 Chip Set  | 
 OPTI  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 64MB  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 64/128/256/512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 254mm x 218mm  | 
| 
 I/O Options  | 
 32-bit VESA local bus slots (3), green PC connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External battery  | 
 J2  | 
 Speaker  | 
 JP38  | 
| 
 Power LED & keylock  | 
 J22  | 
 Green PC connector (monitor)  | 
 JP39  | 
| 
 Green PC connector  | 
 JP6  | 
 Green PC LED  | 
 JP41  | 
| 
 Turbo LED  | 
 JP34  | 
 Reset switch  | 
 S1  | 
| 
 Turbo switch  | 
 JP36  | 
 32-bit VESA local bus slots  | 
 SL1 – SL3  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 Monitor type select color  | 
 JP1  | 
 Closed  | |
| 
 Monitor type select monochrome  | 
 JP1  | 
 Open  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP2  | 
 Pins 2 & 3 closed  | 
| 
 CMOS memory clear  | 
 JP2  | 
 Pins 1 & 2 closed  | |
| 
 Battery type select external  | 
 JP2  | 
 Open  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP7  | 
 Closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP30  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP31  | 
 Pins 2 & 3 closed  | 
| 
 LRDY wait state select 0 wait states  | 
 JP33  | 
 Pins 2 & 3 closed  | |
| 
 LRDY wait state select 1 wait state  | 
 JP33  | 
 Pins 1 & 2 closed  | |
| 
 DRAM CONFIGURATION 1  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 1MB  | 
 (4) 256K x 9  | 
 None  | 
 None  | 
 None  | 
| 
 2MB  | 
 (4) 256K x 9  | 
 (1) 256K x 36  | 
 None  | 
 None  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 None  | 
 None  | 
 None  | 
| 
 4MB  | 
 (4) 256K x 9  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
| 
 5MB  | 
 (4) 256K x 9  | 
 (1) 1M x 36  | 
 None  | 
 None  | 
| 
 6MB  | 
 (4) 256K x 9  | 
 (1) 256K x 36  | 
 (1) 1M x 36  | 
 None  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (1) 1M x 36  | 
 None  | 
 None  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 None  | 
 (1) 1M x 36  | 
 None  | 
| 
 10MB  | 
 (4) 256K x 9  | 
 (1) 256K x 36  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 12MB  | 
 (4) 1M x 9  | 
 None  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 None  | 
 None  | 
 None  | 
| 
 16MB  | 
 (4) 1M x 9  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 17MB  | 
 (4) 256K x 9  | 
 (1) 4M x 36  | 
 None  | 
 None  | 
| 
 20MB  | 
 (4) 1M x 9  | 
 (1) 4M x 36  | 
 None  | 
 None  | 
| 
 20MB  | 
 (4) 1M x 9  | 
 None  | 
 (1) 4M x 36  | 
 None  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (1) 4M x 36  | 
 None  | 
 None  | 
| 
 64MB  | 
 (4) 4M x 9  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
| 
 DRAM CONFIGURATION 2  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 1MB  | 
 None  | 
 (1) 256K x 36  | 
 None  | 
 None  | 
| 
 4MB  | 
 None  | 
 (1) 1M x 36  | 
 None  | 
 None  | 
| 
 8MB  | 
 None  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 None  | 
| 
 12MB  | 
 None  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 16MB  | 
 None  | 
 (1) 4M x 36  | 
 None  | 
 None  | 
| 
 20MB  | 
 None  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
 None  | 
| 
 32MB  | 
 None  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 None  | 
| 
 DRAM JUMPER CONFIGURATION  | |
| 
 Configuration  | 
 JP5  | 
| 
 1  | 
 Pins 2 & 3 closed  | 
| 
 2  | 
 Pins 1 & 2 closed  | 
| 
 CACHE CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 TAG  | 
| 
 64KB  | 
 (4) 8K x 8  | 
 (4) 8K x 8  | 
 (1) 8K x 8  | 
| 
 128KB  | 
 (4) 32K x 8  | 
 None  | 
 (1) 8K x 8  | 
| 
 256KB (A)  | 
 (4) 32K x 8  | 
 (4) 32K x 8  | 
 (1) 16K/32K x 8  | 
| 
 256KB (B)  | 
 (2) 64K x 32  | 
 None  | 
 (1) 16K/32K x 8  | 
| 
 512KB  | 
 (4) 128K x 8  | 
 None  | 
 (1) 32K x 8  | 
| 
 CACHE JUMPER CONFIGURATION  | ||||
| 
 Size  | 
 JP8  | 
 JP27  | 
 JP28  | 
 JP43  | 
| 
 64KB  | 
 Pins 2 & 3 closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 128KB  | 
 Pins 1 & 2 closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 256KB (A)  | 
 Pins 2 & 3 closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 256KB (B)  | 
 Pins 1 & 2 closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 512KB  | 
 Pins 1 & 2 closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 CACHE TAG CONFIGURATION  | |
| 
 Size  | 
 JP44  | 
| 
 (1) 8K x 8  | 
 Pins 1 & 2 closed  | 
| 
 (1) 16K x 8  | 
 Pins 2 & 3 closed  | 
| 
 (1) 32K x 8  | 
 Pins 1 & 2 closed  | 
| 
 CPU TYPE SELECTION  | ||||
| 
 Type  | 
 JP9  | 
 JP10  | 
 JP11  | 
 JP12  | 
| 
 80486SX-25  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 Open  | 
| 
 80486SX-33  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 Open  | 
| 
 SL80486SX-25  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 SL80486SX-33  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 SL8046SX2-50  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 CX486DX-33  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 CX486DX-40  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 AM486DX-33  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 AM486DX-40  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 80486DX-33  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 SL80486DX-33  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 CX486DX2-50  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 CX486DX2-66  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 AM486DX2-66NV8T  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 AM486DX2-80NV8T  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 AM486DX2-66NV8T  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
| 
 SL80486DX2-50  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 80486DX2-66  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 Open  | 
| 
 SL80486DX2-66  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 CX486DX2-80  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 CX486DX4-100  | 
 Closed  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
| 
 (SL)AM486DX4-100  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 (SL)AM486DX4-120  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 SL80486DX4-75  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 SL80486DX4-100  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
| 
 P24D  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
| 
 P24T  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
| 
 CX5X86-100  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU TYPE SELECTION (CON’T)  | ||||
| 
 Type  | 
 JP13  | 
 JP15  | 
 JP17  | 
 JP18  | 
| 
 80486SX-25  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 80486SX-33  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 SL80486SX-25  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486SX-33  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 SL8046SX2-50  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 CX486DX-33  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 CX486DX-40  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 AM486DX-33  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 AM486DX-40  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 80486DX-33  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 SL80486DX-33  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 CX486DX2-50  | 
 1 & 2  | 
 Open  | 
 Open  | 
 Open  | 
| 
 CX486DX2-66  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 AM486DX2-66NV8T  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 AM486DX2-80NV8T  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 AM486DX2-66NV8T  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 SL80486DX2-50  | 
 1 & 2  | 
 Open  | 
 Open  | 
 Open  | 
| 
 80486DX2-66  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 SL80486DX2-66  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 CX486DX2-80  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 CX486DX4-100  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 (SL)AM486DX4-100  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 (SL)AM486DX4-120  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 SL80486DX4-75  | 
 1 & 2  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486DX4-100  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 P24D  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 P24T  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 CX5X86-100  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU TYPE SELECTION (CON’T)  | ||||
| 
 Type  | 
 JP19  | 
 JP20  | 
 JP21  | 
 JP22  | 
| 
 80486SX-25  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 80486SX-33  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486SX-25  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 SL80486SX-33  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 SL8046SX2-50  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CX486DX-33  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 CX486DX-40  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 AM486DX-33  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 AM486DX-40  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 80486DX-33  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486DX-33  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CX486DX2-50  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 CX486DX2-66  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 AM486DX2-66NV8T  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Open  | 
| 
 AM486DX2-80NV8T  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Open  | 
| 
 AM486DX2-66NV8T  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486DX2-50  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 80486DX2-66  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SL80486DX2-66  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CX486DX2-80  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 CX486DX4-100  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 (SL)AM486DX4-100  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 (SL)AM486DX4-120  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 SL80486DX4-75  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 SL80486DX4-100  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 P24D  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 P24T  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 CX5X86-100  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU TYPE SELECTION (CON’T)  | |||
| 
 Type  | 
 JP23  | 
 JP29  | 
 JP32  | 
| 
 80486SX-25  | 
 2 & 3  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 80486SX-33  | 
 2 & 3  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL80486SX-25  | 
 2 & 3  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL80486SX-33  | 
 2 & 3  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL8046SX2-50  | 
 2 & 3  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX-33  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX-40  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 AM486DX-33  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 AM486DX-40  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 80486DX-33  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL80486DX-33  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX2-50  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX2-66  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 AM486DX2-66NV8T  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 AM486DX2-80NV8T  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 AM486DX2-66NV8T  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL80486DX2-50  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 80486DX2-66  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 SL80486DX2-66  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX2-80  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 CX486DX4-100  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 (SL)AM486DX4-100  | 
 1 & 2, 3 & 4  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 (SL)AM486DX4-120  | 
 1 & 2, 3 & 4  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 SL80486DX4-75  | 
 1 & 2, 3 & 4  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 SL80486DX4-100  | 
 1 & 2, 3 & 4  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 P24D  | 
 Open  | 
 1 & 3, 2 & 4  | 
 Open  | 
| 
 P24T  | 
 1 & 2, 3 & 4  | 
 1 & 3, 2 & 4  | 
 2 & 3  | 
| 
 CX5X86-100  | 
 1 & 2, 3 & 4  | 
 3 & 5, 4 & 6  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | |||
| 
 VL BUS WAIT STATE SELECTION  | |
| 
 Setting  | 
 JP35  | 
| 
 0  | 
 Open  | 
| 
 1  | 
 Closed  | 
| 
 VL BUS SPEED SELECTION  | |
| 
 Speed  | 
 JP37  | 
| 
 <= 33MHz  | 
 Open  | 
| 
 >33 MHz  | 
 Closed  |