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功能 #2566
已关闭功能 #2519: Ford_SYSR: System Requirement
Ford_SYSR:FS_REQ0046_V1 Fan Failure Detection
开始日期:
2024-10-28
计划完成日期:
2024-11-07
% 完成:
100%
预期时间:
(合计: 0.00 小时)
描述
According to the content of the configuration parameter ‘Fan_Outage_Detect_cfg’, the LDM will either perform full stall/outage detection or not. In case stall/outage detection must be performed (Fan_Outage_Detect_cfg = 0x01), the LDM will monitor the feedback line(C16) of the fan.
State of the Fan Feedback Line | Voltage Range | Operational State of the Fan |
Logical Low | <1.72V | Normal Operation |
LogicalHigh | >3.32&<5V | Stall |
The LDM can process this type of feedback signal only.
Figure 10: Fan Failure Detection
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