User Guide

Certificate of Volatility
Figure C-1 Certificate of Volatility (1 of 2)
Hewlett-Packard Certificate of Volatility
Model:
Part Number:
Address:
HP LaserJet Enterprise
500 MFP M525 Series
M525dn=CF116A, f=CF117A
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 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
Disk,
SATA 1 and SATA 2
250 GB
Yes No
Stores customer data, OS,
applications, digitally signed
firmware images, persistent
data, and temporary data used
for processing and system
functions. (Note: HDD is
standard on CF117A model,
Not Available on CF116A
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.
376 Appendix C Regulatory information ENWW