Huawei FusionServer Pro CH121 V5 V100R005, Maintenance And Service Manual

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Callout No. Description
4 Year and month (two characters).
l The first character indicates the year.
– Digits 1 to 9 indicate years 2001 to 2009, respectively.
– Letters A to H indicate years 2010 to 2017, respectively.
– Letters J to N indicate years 2018 to 2022, respectively.
– Letters P to Y indicate years 2023 to 2032, respectively.
NOTE
The years from 2010 are represented by uppercase letters excluding I, O, and
Z because the three letters are similar to digits 1, 0, and 2.
l The second character indicates the month.
–
Digits 1 to 9 indicate January to September, respectively.
–
Letters A to C indicate October to December, respectively.
5 Sequence number (six characters).
6 RoHS compliance (one character). Y indicates RoHS compliant.
7 Internal model, that is, product name.
B.2 RAS Features
Table B-2 describes the reliability, availability, and serviceability (RAS) features supported
by the server. You can configure these features for better RAS.
For details about how to configure RAS features, see Huawei Server Purley Platform BIOS
Parameter Reference .
Table B-2 RAS features
Module Feature Description
CPU Corrected Machine Check
Interrupt Corrects error-triggered interruption.
DIMM Failed DIMM Isolation Identifies a faulty DIMM and isolates it
from others before it is replaced.
Memory Thermal Throttling Automatically adjusts DIMM temperatures
to avoid damage due to overheating.
Rank Sparing Allocates some memory ranks as backup
ranks to prevent the system from crashing
due to uncorrectable errors.
Memory Address Parity
Protection Detects memory command and address
errors.
FusionServer Pro CH121 V5 Compute Node
Maintenance and Service Guide
B Appendix
Issue 06 (2019-08-10) Copyright © Huawei Technologies Co., Ltd. 182