Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document.
Note: Even the most advanced machine translation cannot match the quality of professional translators.
Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
How Do I Query Version Details?
Context
When the display board (APP) and control board (APP) versions are inconsistent in V200R002 version, a red mark appears in upper right corner of About in home screen and Version Info in About screen, as shown in 
Procedure
- On the home screen, select About.
- On the About screen, tap Version Info or E-label. The screen shown in Figure 7-3 or Figure 7-4 is displayed.
- The Version Info screen displays version details of the display board, control board, and temperature and humidity collection board. The E-label screen displays electronic labels of the entire system, control board, display board, and temperature and humidity collection board.
- When some T/H boards of the cold or hot aisles are enabled, T/H Board on the screen, or T/H Board on the screen shows the information of these T/H boards.
- When some T/H boards of the cold or hot aisles are disabled, T/H Board on the screen, or T/H Board on the screen does not show the information of these T/H boards.
