Cache Protection Module - Dell EMC VNXe Series Hardware Information Manual

Cache Protection Module

Table 14 lists the SP serial RS-232/EIA 232 (micro DB-9) pin signals used on the
connector.
Table 14 Serial RS-232/EIA 232 (micro DB-9) connector (socket) pinout
DB-9 Pin Signal
1 CD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
The Cache Protection Module is hot-swappable with a capacity of 1 GB.
Each Cache Protection Module provides mirrored VNXe OE cache memory for a single SP
configuration.
The Cache Protection Module includes the following status LEDs:
Power (green)
◆
Fault (amber)
◆
Unsafe to remove (white)
◆
Figure 23 shows the location of the Cache Protection Module status LEDs.
Fault LED
Figure 23 Cache Protection Module status LEDs
Description
Carrier detect
Received data
Transmitted data
Data terminal ready
Ground
Data set ready
Clear to send
Request to send
Ring indicator
1
Unsafe to remove LED
Power LED
VNX-000077
System component description
Overview
35