
上电之后,指示灯就亮,散热器不工作,开关不好使,拨动开关指示灯没有变化,如图所示,怎么解决?
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请看一下电源是否满足手册上的要求。
2.1 Power Input
A power supply is not included with the EVM and must be purchased separately.
External Power Supply or Power Accessory Requirements:
• Output Voltage: 24-48 VDC
• Output Power Capacity: 100-160 W (depending on use case and connected peripherals)
• Efficiency Level V
Note
TI recommends using and external power supply or power accessory which complies with the applicable regional safety standards such as (by example) UL, CSA, VDA, CCC, PSE, etc.
https://www.ti.com/lit/ug/spruj62/spruj62.pdf
拨动开关指示灯没有变化
是Power Control [SW1] with LED for Status [LD7][LD8][LD9]这几个指示灯吗?
那可能板子有问题了,请按照以下方式联系客户支持部门的技术部门,会有技术客服为您提供帮助。