HP Color LaserJet Enterprise MFP M680 series - Page 557

Figure A-4 Certificate of Volatility (M651; 1 of 2)
Hewlett-Packard Certificate of Volatility
Model: Part Number: Address:
HP Color LaserJet
Enterprise M651 Printer
series
M651n – CZ255A
M651dn – CZ256A
M651xh – CZ557A
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 1.5 GB Yes No Used for temporary storage
during the process of jobs, and
for applications that are
running on the OS.
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. HDD is standard on
CZ257A model.
There are several ways to
erase this:
1. Erase and Unlock Encrypted
Disk - This changes the
encryption keys rendering all
data unreadable.
2. 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.
ENWW Certificate of Volatility 533