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Internal ports and jumpers
A26361-K522-Z120-2-7419
English - 7
JP6 - Selecting the processor voltage
K6 processor type
Jumper JP6
PLL- Processor voltage
K6-2 300
connected to 1 - 2
3.6V
Other K6
connected to 2 - 3
3.3V
JP4, JP5 - Selecting the clock speed
System clock
Jumper JP5
Jumper JP4
100 MHz
connected to 1 - 2
connected to 1 - 2
83 MHz
connected to 1 - 2
connected to 2 - 3
66 MHz
connected to 2 - 3
connected to 2 - 3
JP8, JP9, JP10 - Selecting the clock ratio
Clock ratio
Jumper JP8
Jumper JP9
Jumper JP10
2,5
connected to 2 - 3
connected to 2 - 3
connected to 1 - 2
3,0
connected to 1 - 2
connected to 2 - 3
connected to 1 - 2
3,5
connected to 1 - 2
connected to 1 - 2
connected to 1 - 2
4,0
connected to 2 - 3
connected to 1 - 2
connected to 2 - 3
4,5
connected to 2 - 3
connected to 2 - 3
connected to 2 - 3
JP11 - LED jumper
JP11
MSG LED | Gnd | HD LED: Mail indicator/Hard disk indicator
Gnd | PWR OFF LED| PWR ON LED: On/Off indicator
JP12 - Switch jumper
JP12
ON/OFF switch
FN1/FN2 - Processor fan
CN1 to CN31 - Internal ports and connectors
Internal
port
Function
Internal
port
Function
CN1
Primary IDE connector
CN13
Mouse port
CN2
Standby connector
CN15
Keyboard port
CN3
Power supply
CN18
USB port 2
CN4
Secondary IDE connector
CN19
On/Off switch: 1 (-) 2 (+) 3 (-)
CN5
Floppy disk drive
CN20
Parallel interface
CN6
Serial port 1
CN21
Video connector
CN7
USB port 1
CN22
AMC
CN8
LAN port
CN28
Serial port 2
CN9
LAN indicator
CN31
WOL connector
CN11
Modem Ring-In connector:
1(PWR2)3(Ring-in)4(GND)