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Xerox® Security Guide for Entry Production Color Class Products
PCUI Non-Volatile Memory
Size
128K
Additional Information: The controller operating system memory manager allocates memory
dynamically between OS, running processes, and temporary data which includes jobs in process.
When a job is complete, the memory pages in use are freed and reallocated as required by the OS.
PCUI Volatile Memory
Size Type
Use
1GB SDRAM OS, Boot code,
Application code,
Program constant
data. Contains no
user
or job specific data.
Contains machine
specific data
(hardware ID, system
settings, real-time
control parameters,
print job control state,
performance
log information,
usage counters).
Contains machine
specific data (System
Admin password,
user preferences).
May temporarily
contain non-image
job specific (job
name, size, etc)
Additional Information: The controller operating system memory manager allocates memory
dynamically between OS, running processes, and temporary data which includes jobs in process.
When a job is complete, the memory pages in use are freed and reallocated as required by the OS.
Marking Engine Non-Volatile Storage
N/A. The marking engine does not contain any non-volatile storage.
Marking Engine Volatile Memory
N/A. The marking engine volatile memory does not store or process user data.
March 2019
Type
EPROM System
User
How to Clear
Data
No
Content can be
initialized to
factory default
values.
Use
User
How to
Data
Clear
No
Diagnostics No
BIOS
Volatile
Yes
Volatile
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