Biostar TFORCE 550 TForce 550 user's manual - Page 34
Start PWM Value, Slope PWM
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Motherboard Manual Start PWM Value When CPU temperature arrives to the set value, the CPU fan will work under Smart Fan Function mode. The range is from 0~127, with an interval of 1. Choices: 32 (default). Slope PWM Choices: 1 PWM Value/℃ (default), 2 PWM Value/℃, 4 PWM Value/℃, 8 PWM Value/℃, 16 PWM Value/℃, 32 PWM Value/℃, 64PWM Value/℃. S1: CPU temperature is 60℃, and PWM value is 1 PWM/℃. S2: CPU temperature is 60℃, and PWM value is 2 PWM/℃. S3: CPU temperature is 60℃, and PWM value is 3 PWM/℃. Increasing the value of slope PWM will raise the speed of CPU fan. As in above diagram, when the CPU temperature reaches 60℃, the CPU fan speed for 3 PWM/℃ is higher than 1 PWM/℃ (S1
Motherboard Manual
32
Start PWM Value
When CPU temperature arrives to the set value, the CPU fan will work
under Smart Fan Function mode. The range is from 0~127, with an
interval of 1.
Choices:
32
(default).
Slope PWM
Choices:
1 PWM Value/
℃
(default), 2 PWM Value/
℃
, 4 PWM Value/
℃
, 8
PWM Value/
℃
, 16 PWM Value/
℃
, 32 PWM Value/
℃
, 64PWM Value/
℃
.
S1: CPU temperature is 60
℃
, and PWM value is 1 PWM/
℃
.
S2: CPU temperature is 60
℃
, and PWM value is 2 PWM/
℃
.
S3: CPU temperature is 60
℃
, and PWM value is 3 PWM/
℃
.
Increasing the value of slope PWM will raise the speed of CPU fan.
As in above diagram, when the CPU temperature reaches 60
℃
, the CPU
fan speed for 3 PWM/
℃
is higher than 1 PWM/
℃
(S1<S2<S3).