![Huawei FusionModule500 User Manual Download Page 285](http://html.mh-extra.com/html/huawei/fusionmodule500/fusionmodule500_user-manual_168046285.webp)
Figure 6-10 Replacing an antenna
----End
6.4.3.4 Replacing a SIM Card
Prerequisites
●
Tools: ESD wrist strap, ESD gloves
●
Materials: A spare SIM card of the same model is available and functional.
Procedure
Step 1 Record the positions of the signal cables connected to the panel of the ECC800-
Pro main control module, and then disconnect the signal cables.
Step 2 Loosen the screws on both sides of the panel of the ECC800-Pro main control
module.
Step 3 Pull the handles on both sides of the panel of the ECC800-Pro main control
module, and remove the main control module.
Figure 6-11 Removing the ECC800-Pro main control module
Step 4 Remove the SIM card from the card slot.
FusionModule500 Smart Mini Data Center
User Manual
6 O&M
Issue 02 (2020-12-25)
Copyright © Huawei Technologies Co., Ltd.
275