Connecting Case Components - Acer Aspire X1920 Service Manual

Connecting Case Components

After you have installed the motherboard into a case, you can begin connecting themotherboard components.
Refer to the following:
1. Connect the CPU cooling fan cable to CPU_FAN.
2. Connect the standard power supply connector to ATX_POWER.
3. Connect the case switches and indicator LEDs to the F_PANEL.
4. Connect the system cooling fan connector to SYS_FAN.
5. Connect the auxiliary case power supply connector to ATX12V.
CPU_FAN: CPU Cooling FAN Power Connector
Pin Signal Name
1 GND
2 +12V
3 Sense
4 PWM
Aspire AX1920 Service Guide
Function
System ground
Power +12V
Sensor
PWM
75