1. Connect the 3V3 connector or HDEPC connector at one end of the BBU power cable to the -48 V port on the UPEU module of the BBU, and tighten the screws on the connector to 0.25 N•m. 2. Connect the other end of the BBU power cable to the TP48200A cabinet. a) Connect the cord end terminal to the BLVD 16 A MCB port F6.

how to connect the boolean alarm for TP48200A ( PMU+CMUC+UPEU) Handling Process. NA. Root Cause. NA. Solution.

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Converts power from –48 V DC into +12 V DC, supplies power to boards/modules in the subrack, POWER1 (slot 19) > UPEU 1 provides two ports for RS485 signals and eight POWER0 (slot 18) dry contacts for alarm signals, and adopts the anti-misinsertion design.

是 upeu run 常亮 绿色闪烁（ 亮， 灭） 是 fan state 1s 1s 结束 6 附录 a 装配ot端子与电缆 1. 剥去线缆外皮，露出长度为l1的电缆导 2. 剥去线缆外皮，露出长度为L1的电缆导 2.

开局以及维护工作中，常遇到从用其他未知lmpt\umpt单板替换现有基站主控板的情况，该指导书简要介绍如何在新的单板重新安装基站软件版本的步骤。

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A Power-BBU module consists of a power module and a BBU. Only AC power modules are supported and they allow controller enclosures to work correctly in maximum power consumption.

Si el cable de entrada de CC está conectado de manera inversa y los interruptores de CC están en la posición ON (encendidos), no apague dichos interruptores ni vuelva a conectar los conectores positivos y negativos inmediatamente.