HP LASERJET ENTERPRISE M855 - Page 809

Certificate of Volatility
Figure B-1 Certificate of Volatility (1 of 2)
Hewlett-Packard Certificate of Volatility
Model:
Part Number:
Address:
HP LaserJet Enterprise
M855
HP LaserJet Enterprise
Flow MFP M880
M855dn= A2W77A, M855xh= A2W78A,
M855x+= A2W79A/D7P73A
M880z= A2W75A,
M855x+= A2W76A/D7P71A
Hewlett Packard Company
11311 Chinden Blvd
Boise, ID 83714
Volatile Memory
Does the device contain volatile memory (Memory whose contents are lost when power is removed)?
Yes No If Yes please describe the type, size, function, and steps to clear the memory below
Type (SRAM, DRAM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
DDR2 - DRAM
2.5 GB
Yes No
Used for temporary storage
during the process of jobs, and
for applications that are
running on the OS. (Note:
Total memory on formatter
consists of 512MB on board
and an additional 1GB DIMM,
on scanner control board there
are 512MB on board and
512MB of DIMM)
When the printer is powered
off, the memory is erased.
Type (SRAM, DRAM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
Yes No
Type (SRAM, DRAM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
Yes No
Non-Volatile Memory
Does the device contain non-volatile memory (Memory whose contents are retained when power is removed)?
Yes No If Yes please describe the type, size, function, and steps to clear the memory below
Type (Flash, EEPROM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
SPI Flash
4 MB
Yes No
Contains the boot code and
factory product configuration
data required for the device to
function. User modifications
are limited to downloading
digitally signed HP firmware
images.
There are no steps to clear this
data.
Type (Flash, EEPROM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
ICB EEPROM
32KB
Yes No
Backup device for critical
system counters and product
configuration information.
There are no steps to clear this
data.
Type (Flash, EEPROM, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
None
Yes No
Mass Storage
Does the device contain mass storage memory (Hard Disk Drive, Tape Backup)?
Yes No If Yes please describe the type, size, function, and steps to clear the memory below
Type (HDD, Tape, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
Self encrypting Hard
drive, SATA2
320 GB
Yes No
Stores customer data, OS,
applications, digitally signed
firmware images, persistent
data, and temporary data
used for processing and
system functions
There are several ways to erase this:
1. Secure Storage Erase - Erases
temporary files and job data by
overwriting information one or three
times
3. Secure Disk Erase - Industry
standard ATA Secure Erase.
Overwrites all data on the hard drive.
4. Secure File Erase - Erases files
when jobs finish processing by
overwriting them one or three times.
Type (HDD, Tape, etc):
Size:
User Modifiable:
Function:
Steps to clear memory:
Yes No
ENWW Certificate of Volatility 767