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(1)  Connect the female connector of the power cord to the power input receptacle 

on the power supply. 

将电源线带插孔的一端插到电源模块的输入插口上。

 

(2)  Use a cable tie to secure the power cord to the handle of the power supply. 

可拆卸式扎带将电源线固定到电源模块的拉手处,以防电源线脱落。

 

5.   Removing the power supply 

拆卸电源模块

 

 

 

To avoid bodily injury or switch damage, strictly follow the procedure 
described in this section to remove the power supply. 

请严格按照如下

操作顺序拆卸电源模块,否则可能会造成设备损坏或者人身伤害。

 

 

If you are not to install a new power supply after removing the old one, 
install a filler panel in the slot in time. 

如果该电源插槽中不再安装电源模

块,请将假面板安装到该插槽上,以免灰尘进入机箱。

 

 

 

Summary of Contents for PSR920-54A-B

Page 1: ...wer supply is applicable to multiple switch models The applicable switch models might change over time For compatibility of the power supply with switch models contact the marketing personnel or techn...

Page 2: ...utput overcurrent or overtemperature condition occurs After the issues are resolved it automatically restores power supply A power supply shuts down and is locked after an output overvoltage condition...

Page 3: ...0 C to 55 C 14 F to 131 F Relative humidity 5 RH to 95 RH noncondensing Storage temperature 40 C to 70 C 40 F to 158 F LEDs The PSR920 54A B power supply provides two LEDs on its faceplate to indicate...

Page 4: ...power supply is as required by the powered device To avoid bodily injury do not touch any bare wire or terminal To avoid power supply damage do not open the power supply When the internal circuits or...

Page 5: ...tructure designs of the slot and power supply You need to pull out the power supply orient it correctly and insert it again Before installing the power supply on a switch make sure it matches the swit...

Page 6: ...r supply slot has a filler panel put your finger into the hole in the filler panel and then pull the filler panel out of the slot gently 4 Connecting the power cord Use the power cord provided with th...

Page 7: ...secure the power cord to the handle of the power supply 5 Removing the power supply To avoid bodily injury or switch damage strictly follow the procedure described in this section to remove the power...

Page 8: ...he power supply part way out of the slot 4 Grasping the handle of the power supply with one hand and supporting its bottom with the other pull the power supply slowly out of the slot along the guide r...

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