Acer Power FH Aspire T690/Power FH Service Guide - Page 72
Connecting Components, CPU_FAN1: CPU Fan Connector, SYS_FAN1: System Cooling Fan Connector - power supply
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Connecting Components 1. Connect the CPU cooling fan cable to CPU_FAN1. 2. Connect the system cooling fan connector to SYS_FAN1. 3. Connect the case switches and indicator LEDs to the PANEL1. 4. Connect the standard power supply connector ATX1. 5. Connect the auxiliary case power supply connector to ATX12V1. CPU_FAN1: CPU Fan Connector Pin Signal Name Function 1 GND System Ground 2 +12V Power +12V 3 Sense Sensor 4 Control CPU FAN control NOTE: Please note that the fan connector supports the CPU cooling fan of 1.1A ~ 2.2A (26.4W) at +12V. SYS_FAN1: System Cooling Fan Connector Pin Signal Name Function 1 GND System Ground Chapter 5 69