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CF5001 Ver.1.0 Sep. 2003 WRITE
2-11
II UNIT EXPLANATION
2. WRITE
2.1 Composition
Symbol Name Function or method
[1] Cylindrical lens 1
Corrects the laser path against the angle error in the polygon mirror
[2] Polygon mirror Scans the laser light
Hexahedron, 51,968.51 rpm
[3] Polygon motor /Y (M3) Drives the polygon mirror (write unit /Y)
DC brushless motor, PLL control
[4] Polygon motor /M (M4) Drives the polygon mirror (write unit /M)
DC brushless motor, PLL control
[5] Polygon motor /C (M5) Drives the polygon mirror (write unit /C)
DC brushless motor, PLL control
[6] Polygon motor /K (M6) Drives the polygon mirror (write unit /K)
DC brushless motor, PLL control
[7] Temp detection board (TDB) Detects the temperature in the write unit (only installed on the
write unit /K)
[8] Laser correction HP sensor /Y
(PS5)
Detects the home position for the cylindrical lens 2 (write unit
/Y)*1
[9] Laser correction HP sensor /M
(PS6)
Detects the home position for the cylindrical lens 2 (write unit
/M)*1
[10] Laser correction HP sensor /C
(PS7)
Detects the home position for the cylindrical lens 2 (write unit
/C)*1
[11] Index sensor board /Y (INDX
SB Y)
Controls the laser writing position in the main scan direction
(write unit /Y)
[12] Index sensor board /M (INDX
SB M)
Controls the laser writing position in the main scan direction
(write unit /M)
8050ma2010
PRCB
IPB
A
A
B
B
CONT
CLOCK
LOCK
TEMP.ER
[19]
[16]
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[2]
[6][5][4][3]
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[7]
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