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# MICRO-STAR INTERNATIONAL CO., LTD.
MS-6122
Device Type Mainboard
Processor Pentium II
Processor Speed 200/233/266/300/333MHz
Audio Chip Set Yamaha
Chip Set Intel 440EX
Maximum Onboard 256MB (EDO & SDRAM supported)
Memory
Cache 256/512KB (located on the Pentium II CPU)
BIOS Unidentified
Dimensions 305mm x 170mm
I/O Options 32-bit PCI slots (3), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), IR connector, USB
connectors (2), ATX power connector, AGP
slot, line in, line out, speaker out,
game/MIDI port
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+-----------------+-------------|
| AGP slot | AGP | External | JBAT1 |
| | | battery | |
| | | connector | |
|-----------------+----------+-----------------+-------------|
| ATX power | ATX | CPU fan power | JFAN |
| connector | | | |
|-----------------+----------+-----------------+-------------|
| CPU fan power | CFAN | IDE interface | JFP1/pins 1 |
| | | LED | & 8 |
|-----------------+----------+-----------------+-------------|
| IDE interface 1 | CN1 | Power LED | JFP1/pins 2 |
| | | | - 4 |
|-----------------+----------+-----------------+-------------|
| IDE interface 2 | CN2 | Power switch | JFP1/pins 5 |
| | | | & 6 |
|-----------------+----------+-----------------+-------------|
| Floppy drive | CN3 | Speaker | JFP1/pins 9 |
| interface | | | - 12 |
|-----------------+----------+-----------------+-------------|
| Serial port 2 | CN4 | Reset switch | JFP1/pins |
| | | | 13 & 14 |
|-----------------+----------+-----------------+-------------|
| Serial port 1 | CN5 | Suspend switch | JGS1 |
|-----------------+----------+-----------------+-------------|
| Parallel port | CN6 | Green PC LED | JGL1 |
|-----------------+----------+-----------------+-------------|
| USB connector 1 | CN7 | Wake on modem | JMODEM |
| | | connector | |
|-----------------+----------+-----------------+-------------|
| USB connector 2 | CN8 | CD-ROM - audio | JP3 |
| | | in | |
|-----------------+----------+-----------------+-------------|
| PS/2 mouse port | CN9 | CD-ROM - audio | JP4 |
| | | in | |
|-----------------+----------+-----------------+-------------|
| Speaker out | CN10 | Wake on LAN | JWOL |
| | | connector | |
|-----------------+----------+-----------------+-------------|
| Line in | CN11 | Soft power off | JSW1 |
| | | switch | |
|-----------------+----------+-----------------+-------------|
| Line out | CN12 | 32-bit PCI | PC1 - PC3 |
| | | slots | |
|-----------------+----------+-----------------+-------------|
| Game/MIDI port | CN13 | Chassis fan | SFAN |
| | | power | |
|-----------------+----------+-----------------+-------------|
| IR connector | IR1 | Power supply | PSFAN |
| | | fan power | |
|-----------------+----------+-----------------+-------------|
| SB link | J9 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|--------------------------------------+--------+------------|
| | Flash BIOS voltage select 12v | JMODE1 | Pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Flash BIOS voltage select 5v | JMODE1 | Pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J5 | Reserved |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J6 | Reserved |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J7 | Reserved |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JBAT1 | Pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JBAT1 | Pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Boot up by switch | J8 | Closed |
|---+----------------------------------+--------+------------|
| | Immediate boot up | J8 | 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: The 256/512KB cache is located on the Pentium II |
| CPU. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | On | On | Off | On |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 266MHz | 66MHz | 4x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 300MHz | 66MHz | 4.5x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 333MHz | 66MHz | 5x | On | On | Off | Off |
+------------------------------------------------------------+