B Appendix
B.1 Product SN
The serial number (SN) on the slide-out label plate uniquely identifies a device. The SN is
required when you contact Huawei technical support.
Figure B-1 SN example
Table B-1 SN description
Callout No.
Description
1 SN ID (two characters), which is 21.
2 Material identification code (8 characters), that is, the processing code.
3 Vendor code (two characters). 10 indicates Huawei, and other values
indicate outsourcing vendors.
FusionServer Pro CH121 V5 Compute Node
User Guide
B Appendix
Issue 06 (2019-08-10) Copyright © Huawei Technologies Co., Ltd. 170