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CPU_FAN1, PUMP_FAN1, SYS_FAN1~4: Fan Connectors
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.
Connector
CPU_FAN1
PUMP_FAN1
SYS_FAN1~4
1
PWM Mode pin definition
1
Ground
3
Sense
⚠
Important
You can adjust fan speed in BIOS > Hardware Monitor.
JTPM1: TPM Module Connector
This connector is for TPM (Trusted Platform Module). Please refer to the TPM
security platform manual for more details and usages.
2
12
1
11
18
Overview of Components
All manuals and user guides at all-guidesbox.com
Default fan mode
PWM mode
PWM mode
PWM mode
2
+12V
4
Speed Control Signal
1
SPI Power
Master In Slave Out (SPI
3
Data)
5
Reserved
7
Ground
9
Reserved
11
Reserved
Max. current
2A
3A
1A
2
SPI Chip Select
Master Out Slave In (SPI
4
6
SPI Clock
8
SPI Reset
10
No Pin
12
Interrupt Request
Max. power
24W
36W
12W
Data)
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