Samsung CLX-9250ND - Page 62

2. Product
d
2.7.3 Laser synchronizing
d
The machine has four beam detector sensor boards (
B
optics
-
housing unit. The four BD boards detect the fol
optics
housing
unit.
The
four
BD
boards
detect
the
fol
• [A]: Scanning start position for black
• [B]: Scanning start position for cyan
• [C]: Scanning start position for magenta
• [D]: Scanning start position for yellow.
The printer recognizes each color from the time that t
h
Main Scan Start Detection
4 beams are detected by the BD PBA at the scanning
signal. The following diagram shows the data scanni
n
Cyan (& Yellow) use the same polygon motors scanni
[C
[C
[A]
Service Manual
CLX-9250/9350 series
2-
4
d
escription
d
etectors
B
D PBA). There is one at each corner of the laser
llowing:
llowing:
h
ey are detected.
start point and create the horizontal sync (Hsync)
n
g direction for each color. Black (& Magenta) and
ng in opposite directions.
C]
[D]
C]
[D]
[B]
SAMSUNG ELECTRONICS
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