FO-4400U
FO-CS1
3 – 7
12. PRINT SEQUENCE
Printing is carried out following communication between the engine and
controller that determines the timing to be used.
A general outline of the printing sequence is described below.
Fig. 13
Prepares for printing
- Print head
- Feeds a sheet of paper, etc.
Sends the vertical direction
synchronizing signal when
the Paper Take-Up Sensor is
ON.
Sends the main-scanning
direction synchronizing signal.
Prints out video data for
one scan.
Printing is completed.
Initiates the printing
command.
Receives the vertical
direction synchronizing
signal.
Receives the main-
scanning direction syn-
chronizing signal.
Sends video data for
one scan.
Has one page
been completed?
YES
NO
/VIDEO
/HSYNC
/TOD
Engine
Controller
Summary of Contents for FO 4400 - B/W Laser - All-in-One
Page 125: ...FO 4400U FO CS1 Control PWB parts layout Top side 6 16 ...
Page 126: ...FO 4400U FO CS1 Control PWB parts layout Bottom side 6 17 ...
Page 128: ...FO 4400U FO CS1 LIU PWB parts layout Top side 6 19 ...
Page 129: ...FO 4400U FO CS1 LIU PWB parts layout Bottom side 6 20 ...
Page 132: ...FO 4400U FO CS1 Printer PWB parts layout Top side 6 23 ...
Page 133: ...FO 4400U FO CS1 Printer PWB parts layout Bottom side 6 24 ...
Page 143: ...FO 4400U FO CS1 M E M O 6 34 ...