1-4 Service Manual
4500
There are some apparent differences in the E320/E322 series and
the E220/E321/E323 series. The E220/E321/E323 series has:
• a dark color in most geographies
• two buttons on the operator panel
• a bulge on the right side cover
Internally, the E220/E321/E323 series has:
• a combined engine and RIP card
• a different printhead and interlock switch
• a different fuser
• a different print cartridge
• Nonvolatile random access memory (NVRAM) located on the
operator panel printed circuit board (PCB)
• higher speed pages per minute (ppm).
The E220 is similar to the E321 but has a slower speed.
Other differences are listed in the following table.
Model differences
E220 E320 E321 E322 E322n E323 E323n
MT/
model
4500–
101
4500–
001
4500–
201
4500–
002
4500–
003
4500–
202
4500–
213
Base
memory
8MB 4MB 8MB 8MB 16MB 12MB 16MB
Compati-
bility
MAC;
OS
support
+ HBP
MAC;
OS
support
MAC;
OS
support
+ HBP
MSQ;
MAC;
Linux;
OS
support
/ PS3
MSQ;
MAC;
Linux;
OS
support
/ PS3
MSQ;
MAC;
Linux;
OS
support
/+HBP;
PS3
MSQ;
MAC;
Linux;
OS
support
/+HBP;
PS3
PCL® PCL 5e PCL 5e PCL 5e PCL 6 PCL 6 PCL 6 PCL 6