Leo-Patch 1.6 · Q1HY MoDT · Observations 14 October 2026
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Smart Fan Function
Smart Fan Function firmware setup page decoded from AMI HII/IFR resources.
Form ID 0x2855
Records 16
Path Setup / Advanced / Hardware Monitor / Smart Fan Function / Smart Fan Function / Setup / Advanced / Advanced / Hardware Monitor / Smart Fan Function / Smart Fan Function
Fan control mode select
Opcode OneOf
Question ID 0x5c3
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc89
Width 1 byte(s)
Range 0 to 2 step 0 Permalink
Record 1616
Fan Monitor Temperature Source Select Firmware Value
Fan Monitor Temperature Source Select
Opcode OneOf
Question ID 0x5c4
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc8c
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 685, "type": "SuppressIf", "offset": 385885, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x2"]} Permalink
The amount of time Fan takes to increase its value by one step.(Units are intervals of 0.1 second)
Opcode Numeric
Question ID 0x5c5
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc8a
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 686, "type": "SuppressIf", "offset": 385928, "expr": ["Uint64 Value: 0x1"]} Permalink
Record 1618
Step down time Firmware Value
The amount of time Fan takes to decrease its value by one step.(Units are intervals of 0.1 second)
Opcode Numeric
Question ID 0x5c6
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc8b
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 686, "type": "SuppressIf", "offset": 385928, "expr": ["Uint64 Value: 0x1"]} Permalink
The value of temperature1.
Opcode Numeric
Question ID 0x5c7
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc9b
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of temperature2.
Opcode Numeric
Question ID 0x5c8
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc9c
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of temperature3.
Opcode Numeric
Question ID 0x5c9
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc9d
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of temperature4.
Opcode Numeric
Question ID 0x5ca
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc9e
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of Fan Duty/RPM when temperature is T1.
Opcode Numeric
Question ID 0x5cb
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc9f
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of Fan Duty/RPM when temperature is T2.
Opcode Numeric
Question ID 0x5cc
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xca0
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of Fan Duty/RPM when temperature is T3.
Opcode Numeric
Question ID 0x5cd
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xca1
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
The value of Fan Duty/RPM when temperature is T4.
Opcode Numeric
Question ID 0x5ce
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xca2
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
Record 1627
Critical temperature Firmware Value
Fan temperature critical value.
Opcode Numeric
Question ID 0x5cf
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc8e
Width 1 byte(s)
Range 0 to 255 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
Record 1628
Critical tolerance Firmware Value
Critical Temperature Tolerance.
Opcode Numeric
Question ID 0x5d0
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xca6
Width 1 byte(s)
Range 0 to 7 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} Permalink
Record 1629
Enable critical duty Firmware Value
Enable critical duty, if enable will use critical duty value for fan out.
Firmware help text Enable critical duty, if enable will use critical duty value for fan out. If not will use full speed for fan out.
Opcode OneOf
Question ID 0x5d1
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc8f
Width 1 byte(s)
Range 0 to 1 step 0 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} {"condition_id": 688, "type": "SuppressIf", "offset": 386254, "expr": ["Uint64 Value: 0x1"]} Permalink
Record 1630
Critical duty value Firmware Value
The value for critical duty fan out.
Opcode Numeric
Question ID 0x5d2
VarStore Setup
VarStore GUID EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset 0xc90
Width 1 byte(s)
Range 0 to 127 step 1 Visibility / conditions {"condition_id": 687, "type": "SuppressIf", "offset": 385992, "expr": ["EqIdVal QuestionId: 0x5C3, Value: 0x1", "Not"]} {"condition_id": 688, "type": "SuppressIf", "offset": 386254, "expr": ["Uint64 Value: 0x1"]} {"condition_id": 689, "type": "SuppressIf", "offset": 386299, "expr": ["EqIdVal QuestionId: 0x5D1, Value: 0x1", "Not"]} Permalink