15
PWM Mode fan connectors provide constant 12V output and adjust fan speed with
speed control signal. When you plug a 3-pin (Non-PWM) fan to a fan connector in
PWM mode, the fan speed will always maintain at 100%, which might create a lot of
noise.
You can adjust fan speed in .
1
1 Ground 2 +12V
3 Sense 4 Speed Control Signal
CPU_FAN1 Auto mode 2A 24W
SYS_FAN1 DC mode 1A 12W
1
1 Ground 2 Voltage Control
3 Sense 4 NC
1
2 26
25
1 RSTB# 2 AFD# 3 PRND0
4 ERR# 5 PRND1 6 PINIT#
7 PRND2 8 LPT_SLIN# 9 PRND3
10 Ground 11 PRND4 12 Ground
13 PRND5 14 Ground 15 PRND6
16 Ground 17 PRND7 18 Ground
19 ACK# 20 Ground 21 BUSY
22 Ground 23 PE 24 Ground
25 SLCT 26 No Pin
This connector allows you to connect the optional parallel port with bracket.
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