AUVA COMPUTER INC. ================== CAM 25-P9, CAM 33-P9, CAM 33-F J-MARK COMPUTER CORPORATION OPTI-495SX 3/486WB SEE-THRU DATA SYSTEMS, LTD. STO 98-5VL Processor 80386DX/CX486DLC/80486SX/80487SX/80486DX/ODP486SX/80486DX2 Processor 25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set OPTI Max. 32MB Onboard DRAM SRAM Cache 64/128/256KB BIOS MR Dimensions 235mm x 220mm I/O VESA local bus slots (3) Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | J1 | Turbo LED | JP32 | |-------------------+----------+------------------+----------| | Power LED & | J19 | Reset switch | RST | | keylock | | | | |-------------------+----------+------------------+----------| | Speaker | J20 | 32-bit VESA | S2 & S3 | | | | Local bus slots | | | | | (Slave) | | |-------------------+----------+------------------+----------| | Turbo switch | JP31 | 32-bit VESA | S2 & S3 | | | | Local bus slots | | | | | (Master) | | |------------------------------------------------------------| | Note:VESA Local bus slot S1 should only be used for a VGA | | video card. | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | CMOS memory normal operation | JP1 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | JP1 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP2 | open | | | alter | | | |---+----------------------------------+--------+------------| | | Bus clock speed select iOSC/4 | JP3 | closed | |---+----------------------------------+--------+------------| | | Bus clock speed select iOSC/5 | JP3 | open | |---+----------------------------------+--------+------------| |>> | Monitor type select color | JP4 | closed | |---+----------------------------------+--------+------------| | | Monitor type select monochrome | JP4 | open | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP16 | open | | | alter | | | |---+----------------------------------+--------+------------| | | 80486 PQFP enabled | JP17 | open | |---+----------------------------------+--------+------------| | | 80486 PQFP disabled | JP17 | closed | |---+----------------------------------+--------+------------| | | 80386 PQFP enabled | JP18 | open | |---+----------------------------------+--------+------------| | | 80386 PQFP disabled | JP18 | closed | |---+----------------------------------+--------+------------| |>> | VESA bus speed select <=33MHz | JP22 | open | |---+----------------------------------+--------+------------| | | VESA bus speed select > 33MHz | JP22 | closed | |---+----------------------------------+--------+------------| |>> | VESA bus wait states select 0 | JP26 | open | | | (CPU <=33MHz) | | | |---+----------------------------------+--------+------------| | | VESA bus wait state select 1 | JP26 | closed | | | (CPU > 33MHz) | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (4) 256K x 9 | NONE | |------------------+--------------------+--------------------| | 2MB | (4) 256K x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 4MB | (4) 1M x 9 | NONE | |------------------+--------------------+--------------------| | 5MB | (4) 256K x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 8MB | (4) 1M x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 16MB | (4) 4M x 9 | NONE | |------------------+--------------------+--------------------| | 20MB | (4) 1M x 9 | (4) 4M x 9 | |------------------+--------------------+--------------------| | 32MB | (4) 4M x 9 | (4) 4M x 9 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SRAM CONFIGURATION | |------------------------------------------------------------| | Size | Cache | Location | TAG(U39) | TAG(U40) | |-------+-------------+------------+------------+------------| | 64KB | (8) 8K x 8 | Banks 0 & | (1) 8K x 8 | NONE | | | | 1 | | | |-------+-------------+------------+------------+------------| | 128KB | (4) 32K x 8 | Bank 0 | (1) 8K x 8 | NONE | |-------+-------------+------------+------------+------------| | 256KB | (8) 32K x 8 | Banks 0 & | (1) 32K x | NONE | | | | 1 | 8 | | |-------+-------------+------------+------------+------------| | 256KB | (8) 32K x 8 | Banks 0 & | (1) 8K x 8 | (1) 8K x 8 | | | | 1 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | SRAM JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP10 | JP11 | JP13 | JP15 | |---------+-------------------+----------+---------+---------| | 64KB | pins 2 & 3 closed | open | open | open | |---------+-------------------+----------+---------+---------| | 128KB | pins 1 & 2 closed | closed | closed | open | |---------+-------------------+----------+---------+---------| | 256KB | pins 2 & 3 closed | closed | closed | closed | +------------------------------------------------------------+ +----------------------------------------------------------------+ | CPU CONFIGURATION | |----------------------------------------------------------------| | CPU |JP5| JP6 | JP7 | JP12 | JP30 | JP34 |JP35| JP36 |JP37| |--------+---+------+------+------+------+------+----+------+----| |80386DX |2&3| open | open | open |closed| open |N/A | N/A |N/A | |--------+---+------+------+------+------+------+----+------+----| |CX486DLC|2&3|closed|closed| open |closed| open |N/A | N/A |N/A | |--------+---+------+------+------+------+------+----+------+----| |80486SX |1&2| open | open |closed| open |closed|open| open |2&3 | |--------+---+------+------+------+------+------+----+------+----| |80487SX |1&2| open | open |closed| open |closed|2&3 |closed|1&2 | |--------+---+------+------+------+------+------+----+------+----| |80486DX |1&2| open | open |closed| open |closed|1&2 |closed|1&2 | |--------+---+------+------+------+------+------+----+------+----| |ODP487SX|1&2| open | open |closed| open |closed|2&3 |closed|1&2 | |--------+---+------+------+------+------+------+----+------+----| |80486DX2|1&2| open | open |closed| open |closed|1&2 |closed|1&2 | |----------------------------------------------------------------| |Note:Pins designated should be in the closed position. | +----------------------------------------------------------------+ +------------------------------------------------------------+ | CLOCK SPEED SELECT | |------------------------------------------------------------| | Speed | JP25 | JP28 | JP29 | JP33 | |-------------------+-----------+--------+--------+----------| | 25MHz | pins 1 & | closed | open | pins 1 & | | | 2 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 33MHz(386/486DLC) | pins 2 & | closed | open | pins 1 & | | | 3 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 33MHz(486) | pins 1 & | open | closed | pins 1 & | | | 2 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 40MHz(486) | pins 1 & | open | open | pins 1 & | | | 2 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 40MHz(386/486DLC) | pins 2 & | open | closed | pins 1 & | | | 3 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 50iMHz | pins 2 & | closed | open | pins 2 & | | | 3 closed | | | 3 closed | |-------------------+-----------+--------+--------+----------| | 50MHz | pins 1 & | closed | open | pins 1 & | | | 2 closed | | | 2 closed | |-------------------+-----------+--------+--------+----------| | 66iMHz | pins 2 & | open | closed | pins 2 & | | | 3 closed | | | 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA SLOT (S2 & S3) MASTER/SLAVE CONFIGURATION | |------------------------------------------------------------| | Jumper | Master/Slave | Slave only | |---------------------+-----------------------+--------------| | JP8 | open | closed | |---------------------+-----------------------+--------------| | JP9 | open | closed | |---------------------+-----------------------+--------------| | JP14 | open | closed | |---------------------+-----------------------+--------------| | JP19 | open | closed | |---------------------+-----------------------+--------------| | JP21 | open | closed | |---------------------+-----------------------+--------------| | JP23 | pins 1 & 2 closed | pins 2 & 3 | | | | closed | |---------------------+-----------------------+--------------| | JP24 | open | closed | |---------------------+-----------------------+--------------| | JP27 | pins 1 & 2 closed | pins 2 & 3 | | | | closed | |---------------------+-----------------------+--------------| | U29 (PAL socket) | Installed | N/A | |---------------------+-----------------------+--------------| | U38 (PAL socket) | Installed | N/A | |------------------------------------------------------------| | Note:When the Master/Slave setting is used slots S2 & S3 | | can use Bus-master cards or slave cards. | | | | When the Slave only setting is used non-Bus-master cards | | can be used. | +------------------------------------------------------------+