Memory Considerations Phaser 840/850; Installed Ram And Printer Capabilities - Xerox Phaser 840 Service Manual

Memory Considerations Phaser 840/850

With more memory, the printer dual-frame buffers for printing one image while
processing a second image (which gives greater printing throughput). The printer's
capabilities can be increase as detailed in the following table.
For the Phaser 840 printer, adding RAM memory, and installing the SCSI daughter card
enables the Plus and Extended configurations features.
For the Phaser 850 printer, installing the DP Option code ROM module and adding RAM
enables these features.
Table 1-1 Installed RAM and printer capabilities
Feature
Fast Color (draft)
printing
Standard Printing
Enhanced Printing
High-Resolution/
Photo Printing
2-sided printing
Color PCL 5C
Pipelining
Check Print
Collation (requires
hard drive)
Job accounting
Frame buffer (lower
print resolutions can
provide additional
frame buffer space)
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840N
850N
yes
yes
yes
no
no
yes
no
no
no
50 records
1 Letter size image
(64 Mbytes)
840DP
850DP
yes
yes
yes
yes
yes. The printer
supports fast,
standard and
enhanced 2-sided
prints
yes
yes
yes
yes
500 records. 5000
records with optional
hard drive
1 Letter-size image
(128 Mbytes)
840DX
850DX
yes
yes
yes
yes
yes. The printer
supports 2-sided,
high-resolution,
1200 x 600 dpi print
yes
yes
yes
yes
5000 records with
included hard drive
2 Letter-size images