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Cisco Bug: CSCus40988 - HAL_config_poe-A-POEFailDetected: POE ERROR

Last Modified

Apr 02, 2018

Products (10)

  • Cisco Small Business 200 Series Smart Switches
  • Cisco SF200-24P 24-Port 10/100 PoE Smart Switch
  • Cisco SF200-48 48-Port 10/100 Smart Switch
  • Cisco SG200-26 26-port Gigabit Smart Switch
  • Cisco SG200-26P 26-port Gigabit PoE Smart Switch
  • Cisco SF200-24 24-Port 10/100 Smart Switch
  • Cisco SG200-18 18-port Gigabit Smart Switch
  • Cisco SG200-50P 50-port Gigabit PoE Smart Switch
  • Cisco SG200-50 50-port Gigabit Smart Switch
  • Cisco SF200-48P 48-Port 10/100 PoE Smart Switch

Known Affected Releases

Description (partial)

HAL_config_poe-A-POEFailDetected: POE ERROR and no PoE provided on ports.

Observed on Sx200 and Sx300 switches

Related Community Discussions

SG200-50P - Alert on LOG. POE ERROR
HI, I have one SG200-50P switch that is presenting an Alert log: @HAL_config_poe-A-POEFailDetected: POE ERROR(i2c_read_mem failed. adds 0x****, dev_num 0, val 0x0, retries 3) was detected.. This alert repeats (with different address values), +- every 3s. The GUI become very slow, and also the boot time can take more than 40min. I updated to FW version (boot:, but the alert stills. I have NOT noticed a malfunction on its capabilities (the network is running without issues), but I'd ...
Latest activity: Mar 24, 2017
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