Aspire TC-651, Service Manual

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93
Connecting 12v-pin power cable
The ATX_12V power connector is used to provide power to the CPU.
When installing 4-pin power cable, the latches of power
cable and the ATX_12V_2X4 match perfectly.
CPU_FAN: CPU cooling Fan Power Connectors
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4
PWM CPU FAN speed control
Users please note that the fan connector supports the CPU cooling fan of 1.1A ~ 2.2A (26.4W max) at +12V.
SYS_FAN1: Cooling Fan Power Connector
Pin Signal Name
1 GND
2 +12V /Speed Control
3 Sense
4 VCC
ATX: ATX 24-pin Power Connector
Pin Signal Name Pin Signal Name
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON (soft On/Off)
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 PWR GOOD 20 -5V
9 +5VSB 21 +5V
10 +12V 22 +5V
11
+12V (Only for 2x12-pin
ATX)
23
+5V
(Only for 2x12-pin
ATX)
12
+3.3V (Only for 2x12-pin
ATX)
24
GND
(Only for
2x12-pin ATX)
ATX_12V_2X4: ATX CPU 12V Power Connector
Pin Signal Name Pin Function
1
GND (Only for 2x4-pin
12v)
5
+12V (Only for
2x4-pin 12V)
2
GND (Only for 2x4-pin
12v)
6
+12V (Only for
2x4-pin 12V)
3 GND 7 +12V
4 GND 8 +12V