Sharp JX-8200 Service Manual page 182

SHARP SERVICE MANUAL JX8200SM [13] ELECTRICAL SECTION
d. Status Preservation (EX only)
Status preservation will be performed, when emulation is switched,
for data which is downloaded in PCL5EC and PostScript resident
form.
Status preservation memory management
In case of status preservation, User Area for status preservation is
shared by PCL5EC and PostScript emulation.
PCL
(Work area)
(Fixed)
(User area)
Macro
Down load font etc
(Print data area)
Display list
(Intermediate data,
coordinate data)
Status Preservation function depending on the system memory size.
If RAM size is 8MB, this function can not be used (This item does not
appear on the Front Panel).
(3) INTERFACE
a. Support I/O Interface
The Sharp Color Laser Controller provides one standard I/O and two
extended I/O slot as follows.
Standard Bi-directional Centronics, compliant with IEEE1284
Extended Support Buffered LocalTalk/RS232C Serial Interface
Board
Support Ethernet Board (DPI's Network Board)
Bi-directional
parallel
EXT1
EXT2
Receiving data
BUSY
Ready
Depend on timeout value
If processing of multiple jobs from I/Fs is requested at same time, the following shows the priority.
Parallel
EXT1 (Serial port)/Network
EXT2 (LocalTalk)
The JOB END can be set by Operation Panel (JOB TIMEOUT).
PS2
Including
(Work area)
Page Information
Csegging data
(Printer operation panel
set data, driver menu
(Frame buffer)
set data)
Print data
DL
Size setting
Fixed
(User area)
Down load fonts
STATUS PRESERVE (ON Condition)
(Work area)
Fixed
(Fixed)
(Print data area)
(PS user area)
VM Size
Setting (PCL user area)
b. Auto Port Sensing
These I/O port support Auto Port Sensing . This function can be set
ON/OFF for each port by Operation Panel.
Switching timing will be as follows: When data receiving begins, no
data from other I/F will be received until JOB END and Time Out is
processed. While receiving data via one I/F, the other I/F will be
informed of BUSY.
13 – 23
Fixed
(Fixed)
Reduced 2MB Size
Saver