DIAMOND FLOWER, INC. ==================== G486VPA (REV. 0/REV. A) Device Mainboard Type Processor CX 486DX/CX 486DX2/UMC U5SD/AM 486DX2/AM 486DX4/80486WB/ 80486SX/80486DX/80486DX2/80486DX4/ 80486DX4ODP/P24T Processor 25/33/40/50(internal)/50/63(internal)/66(internal)/80(internal)/ Speed 83(internal)/100(internal)MHz Chip Set VIA Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 128/256/512/1024KB BIOS Award Dimensions 280mm x 220mm I/O 32-bit PCI slots (4), floppy drive interface, green PC Options connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2) NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | PS/2 mouse | CN3 | Power LED & | J9 | | interface | | keylock | | |-------------------+----------+------------------+----------| | Serial port 1 | J1 | Speaker | J10 | |-------------------+----------+------------------+----------| | Serial port 2 | J2 | Reset switch | J11 | |-------------------+----------+------------------+----------| | Parallel port | J3 | Green PC | J12 | | | | connector | | |-------------------+----------+------------------+----------| | IDE interface 2 | J4 | Turbo LED | J13 | |-------------------+----------+------------------+----------| | Floppy drive | J5 | Green PC LED | J14 | | interface | | | | |-------------------+----------+------------------+----------| | IDE interface 1 | J6 | External battery | JP3 | |-------------------+----------+------------------+----------| | IDE interface LED | J7 | Chassis fan | JP40 | | 1 | | power | | |-------------------+----------+------------------+----------| | IDE interface LED | J8 | 32-bit PCI slots | PC1 - | | 2 | | | PC4 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |---------------------------------------+-------+------------| |>> | Battery type select external | JP1 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | Battery type select internal | JP1 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | CMOS memory normal operation | JP2 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | CMOS memory clear | JP2 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Flash BIOS voltage select 12v | JP4 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | Flash BIOS voltage select 5v | JP4 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP8 | Open | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP12 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | PS/2 mouse disabled | JP16 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| | | PS/2 mouse enabled | JP16 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP17 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP20 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP25 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP27 | Open | |---+-----------------------------------+-------+------------| |>> | High address decode setting A27 & | JP28 | Pins 1 & 2 | | | A31 enabled | | closed | |---+-----------------------------------+-------+------------| | | High address decode setting A27 & | JP28 | Pins 2 & 3 | | | A31 disabled | | closed | |---+-----------------------------------+-------+------------| |>> | VL-Bus write one wait state | JP30 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | VL-Bus write zero wait state | JP30 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 1MB | (1) 256K x | None | None | None | | | 36 | | | | |------+-------------+-------------+------------+------------| | 2MB | (1) 512K x | None | None | None | | | 36 | | | | |------+-------------+-------------+------------+------------| | 2MB | (1) 256K x | (1) 256K x | None | None | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 3MB | (1) 512K x | (1) 256K x | None | None | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 3MB | (1) 256K x | (1) 256K x | (1) 256K x | None | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 256K x | (1) 256K x | None | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 512K x | None | None | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 5MB | (1) 1M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 5MB | (1) 512K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 6MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 6MB | (1) 1M x 36 | (1) 512K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 6MB | (1) 512K x | (1) 512K x | (1) 512K x | None | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 8MB | (1) 2M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 512K x | (1) 512K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 8MB | (1) 512K x | (1) 512K x | (1) 512K x | (1) 512K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 9MB | (1) 2M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 10MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 10MB | (1) 2M x 36 | (1) 512K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 10MB | (1) 1M x 36 | (1) 512K x | (1) 512K x | (1) 512K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 11MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 12MB | (1) 2M x 36 | (1) 512K x | (1) 512K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 12MB | (1) 2M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 16MB | (1) 4M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 16MB | (1) 2M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | None | None | |------+-------------+-------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 17MB | (1) 4M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 18MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 18MB | (1) 4M x 36 | (1) 512K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 19MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 4M x 36 | (1) 512K x | (1) 512K x | None | | | | 36 | 36 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 20MB | (1) 4M x 36 | (1) 1M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 20MB | (1) 2M x 36 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 22MB | (1) 4M x 36 | (1) 512K x | (1) 512K x | (1) 512K x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 1M x | (1) 1M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 2M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 28MB | (1) 4M x 36 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 32MB | (1) 8M x 36 | None | None | None | |-------+-------------+------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 2M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 33MB | (1) 8M x 36 | (1) 256K x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 34MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 34MB | (1) 8M x 36 | (1) 512K x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 35MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 36MB | (1) 8M x 36 | (1) 512K x | (1) 512K x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 36MB | (1) 8M x 36 | (1) 1M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 38MB | (1) 8M x 36 | (1) 512K x | (1) 512K x | (1) 512K x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 40MB | (1) 8M x 36 | (1) 1M x | (1) 1M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 40MB | (1) 8M x 36 | (1) 2M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 40MB | (1) 4M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 44MB | (1) 8M x 36 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 48MB | (1) 8M x 36 | (1) 2M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 48MB | (1) 8M x 36 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 56MB | (1) 8M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 100MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 104MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 112MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |-----------+--------------+--------------+------------------| | 128KB | (4) 32K x 8 | None | (1) 8K x 8 | |-----------+--------------+--------------+------------------| | 256KB (A) | (4) 64K x 8 | None | (1) 32K x 8 | |-----------+--------------+--------------+------------------| | 256KB (B) | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 | |-----------+--------------+--------------+------------------| | 512KB (A) | (4) 128K x 8 | None | (1) 32K x 8 | |-----------+--------------+--------------+------------------| | 512KB (B) | (4) 64K x 8 | (4) 64K x 8 | (1) 32K x 8 | |-----------+--------------+--------------+------------------| | 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 64K/128K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP22 | JP23 | JP24 | JP37 | JP38 | JP39 | |-----------+--------+-------+-------+-------+-------+-------| | 128KB | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | |-----------+--------+-------+-------+-------+-------+-------| | 256KB (A) | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 256KB (B) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 512KB (A) | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 512KB (B) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 1MB | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | JP18 | JP19 | JP21 | |---------+----------------+----------------+----------------| | 25MHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 33MHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 40MHz | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 50iMHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 50MHz | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 63iMHz | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 66iMHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 80iMHz | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 83iMHz | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | | | closed | closed | closed | |---------+----------------+----------------+----------------| | 100iMHz | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CYRIX) | |------------------------------------------------------------| | Type | JP14 | JP26 | JP33 | JP34 | JP35 | |----------+----------+----------+---------+--------+--------| | 486DX | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 486DX2 | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CYRIX, CON'T) | |------------------------------------------------------------| | Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 | |--------+-------+------+------------+-----------+-----------| | 486DX | 1 & 2 | Open | Not | Not | Installed | | | | | installed | installed | | |--------+-------+------+------------+-----------+-----------| | 486DX2 | 1 & 2 | Open | Not | Not | Installed | | | | | installed | installed | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (UMC) | |------------------------------------------------------------| | Type | JP14 | JP26 | JP33 | JP34 | JP35 | |----------+----------+---------+--------+---------+---------| | U5S | 1 & 2 | Open | Open | 2 & 3 | Open | |----------+----------+---------+--------+---------+---------| | U5SLV | 1 & 2 | Open | Open | 2 & 3 | Open | |----------+----------+---------+--------+---------+---------| | U5SD | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (UMC, CON'T) | |------------------------------------------------------------| | Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 | |-------+-------+------+------------+-----------+------------| | U5S | 2 & 3 | Open | Not | Installed | Not | | | | | installed | | installed | |-------+-------+------+------------+-----------+------------| | U5SLV | 2 & 3 | Open | Not | Installed | Not | | | | | installed | | installed | |-------+-------+------+------------+-----------+------------| | U5SD | 1 & 2 | Open | Not | Installed | Not | | | | | installed | | installed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (AMD) | |------------------------------------------------------------| | Type | JP14 | JP26 | JP33 | JP34 | JP35 | |----------------+--------+--------+---------+-------+-------| | 486DX2 (NV8T) | 1 & 2 | 2 & 3 | Closed | 1 & 2 | 1 & 2 | |----------------+--------+--------+---------+-------+-------| | 486DX2 (SV8B) | 1 & 2 | 2 & 3 | Open | 1 & 2 | 1 & 2 | |----------------+--------+--------+---------+-------+-------| | 486DX4 | 2 & 3 | 2 & 3 | Open | 1 & 2 | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (AMD, CON'T) | |------------------------------------------------------------| | Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 | |--------+------+--------+-----------+-----------+-----------| | 486DX2 | 1 & | Open | Installed | Not | Not | | (NV8T) | 2 | | | installed | installed | |--------+------+--------+-----------+-----------+-----------| | 486DX2 | 1 & | Closed | Installed | Not | Not | | (SV8B) | 2 | | | installed | installed | |--------+------+--------+-----------+-----------+-----------| | 486DX4 | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (INTEL) | |------------------------------------------------------------| | Type | JP14 | JP26 | JP33 | JP34 | JP35 | |-------------+---------+---------+--------+--------+--------| | 80486WB | 2 & 3 | 2 & 3 | Open | 1 & 2 | 1 & 2 | |-------------+---------+---------+--------+--------+--------| | 80486SX | 1 & 2 | Open | Open | 2 & 3 | Open | |-------------+---------+---------+--------+--------+--------| | 80486DX | 1 & 2 | Open | Open | 1 & 2 | 1 & 2 | |-------------+---------+---------+--------+--------+--------| | 80486DX2 | 2 & 3 | Open | Open | 1 & 2 | 1 & 2 | |-------------+---------+---------+--------+--------+--------| | 80486DX4 | 2 & 3 | 2 & 3 | Open | 1 & 2 | 1 & 2 | |-------------+---------+---------+--------+--------+--------| | 486DX4 ODP | 1 & 2 | 2 & 3 | Open | 1 & 2 | 2 & 3 | |-------------+---------+---------+--------+--------+--------| | P24T | 1 & 2 | 2 & 3 | Open | 1 & 2 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (INTEL, CON'T) | |------------------------------------------------------------| | Type | JP36 | JP42 | JRN1 | JRN2 | JRN3 | |----------+------+------+-----------+-----------+-----------| | 80486WB | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | 80486SX | 2 & | Open | Installed | Not | Not | | | 3 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | 80486DX | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | 80486DX2 | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | 80486DX4 | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | 486DX4 | 1 & | Open | Installed | Not | Not | | ODP | 2 | | | installed | installed | |----------+------+------+-----------+-----------+-----------| | P24T | 1 & | Open | Installed | Not | Not | | | 2 | | | installed | installed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION | |------------------------------------------------------------| | Voltage | JP31 | JP32 | JP41 | |-----------+----------------+---------------+---------------| | | 3.45v | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | | | | closed | closed | closed | |---+-------+----------------+---------------+---------------| | | 3.6v | Pins 2 & 3 | Pins 2 & 3 | Pins 3 & 4 | | | | closed | closed | closed | |---+-------+----------------+---------------+---------------| | | 4v | Pins 2 & 3 | Pins 2 & 3 | Pins 5 & 6 | | | | closed | closed | closed | |---+-------+----------------+---------------+---------------| |>> | 5v | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU CLOCK SPEED | |------------------------------------------------------------| | Speed | Speed | |----------------------------+-------------------------------| |>> | <= 33MHz | Pins 1 & 2 closed | |---+------------------------+-------------------------------| | | > 33MHz | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DMA CHANNEL SELECTION | |------------------------------------------------------------| | Channel | JP15 | |----------------------------+-------------------------------| | | None | Open | |---+------------------------+-------------------------------| |>> | 1 | Pins 1 & 3, 2 & 4 closed | |---+------------------------+-------------------------------| | | 3 | Pins 3 & 5, 4 & 6 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | PCI CLOCK SPEED SELECTION | |------------------------------------------------------------| | Speed | JP11 | JP13 | |------------------+--------------------+--------------------| | <= 33MHz | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | >33 MHz | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+