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Fan Speed Control Using a OP AMP and +5VS +V5S_FAN Q401 fine-tuning the level, SI2301BDS_T1_E3 we can improve the fan speed accuracy. C402 D401 C401 1000PF/16V 0.1UF CE401 1SS355 c0402 c0402 47UF/6.3V +3VS_FAN +12V 0Ohm SAMSUNG/CL05B102KO5NNNC <G> FAN_DA R415 r0402 U401 +3VS R404...
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32. Page23,34: Change thermal-trip solution. R1.0 -> R1.1 A. Mount R2315 and DNI R4507 1. Page2: Add test points T215 and T216 for H_ADS# and H_CPURST# B. Remove the circuits.(please comment Block 5) 2. Page4: Modify FAN solution from DA to PWM and change R-C delay timing. C.
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14. Page40: Remove L4003, L4005, L4007, L4008 for EMI requirement. 15. Page43: Mount R4301*100K ohm to avoid PWR_SW# is floating. 16. Page43: Mount R4327*10K ohm to fix DJ_LED light soon issue when power on. <Variant Name> Title : History(2) Engineer: Marco Chen <OrgName>...