Rasilient Confidential
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3. Hardware Overview
NOTE
: The ESM, PSU, Fan Modules, HDD and DC-DC module are all hot-pluggable.
WARNING:
User should replace drive FRU one by one, not recommend to pull out multiple drive FRUs at
the same time without putting new HDD or dummy carrier in place.
WARNING:
The hardware element replacement maximum time, that is, from the hardware element to
replace and install a new one for this period, please refer to the following:
1)
Canister replacement maximum time is 10 minutes.
2)
PSU replacement maximum time is 10 minutes.
3)
System fan module replacement maximum time is 10 minutes.
4)
DC-DC module replacement maximum time is 10 minutes.
5)
Drive replacement maximum time is 10 minutes.
ESM Canister-Expander Storage Module Canister
Overview
The canister module provides external SAS connectivity for the four (4) Mini-SAS HDs from
the rear of the canister and provides four external SAS 4 lane Mini-SAS HD(SFF-8644)
connectors, a RS-232 serial port (audio jack), and eleven status LEDs.
ESM Canister LED
ESM canister front view refers to the picture below. There are eleven LEDs on the canister
face. Three LEDs are for canister power, locate and fault identification. Two LEDs are for
each Mini-SAS HD port active status identification.
Hardware Overview
