letter of volatility
46
Letter of volatility
The data storage capacity of the DEWE3-A4L can be extended by the SSD-256V-1T-EL option to 1 TB. The following
chart corresponds to the memory types that are used within the DEWE3-A4L systems.
Volatile memory
Type
Size
User modifiable
Function
Process to delete
Innodisk M4SS,
DDR4 SODIMM
16 GB module
(2x 8 GB chips) Yes
RAM
Power off
Intel i7-8700
12 MB
No
Cache
Power off
Chassis Controller
DDR3
1)
512 MB
Yes
Buffer for measurement
data
Power off
Tab. 17: Volatile memory
Non-volatile memory
Type
Size
User modifiable
Function
Process to delete
Innodisk 3MG2-P,
Solid State Drive
256 GB + cache Yes
Main drive for operating sys
-
tem, programs and drivers
Remove drive or DoD
5220.22-M wiping
Innodisk 3MG2-P,
Solid State Drive
1 TB + cache
Yes
Data drive
Remove drive or DoD
5220.22-M wiping
BIOS Chip EEPROM
32 MB
Yes
BIOS Settings, firmware
Factory reset
Flash
16 MB
Read only, yes under
certain circumstances
Chassis controller firmware
DEWETRON Explorer
firmware update
EEPROM
1)
8 kB
No
PTP configuration
n.a.
Tab. 18: Non-volatile memory
1) Only present when at least one optional feature (e.g. OPT-DIO, OPT-GPS, OPT-CAN etc.) has been purchased.