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Service Manual
2-39
2.3.3.3 LSU ( Laser scanning unit )
LSU consists of LD(Laser Diode) and polygon motor control. For realizing Color Image, it is controled by
4 LD. When the controller generate the printing signal, LD will turn on and Polygon motor starts.If the
receiving part in LSU detect the beam , Hsync is generated. When the rotation of polygon motor is steady, it
is time of LSU ready status for printing. If either of two condition is not satisfied, LSU error is expected.
OPC Drum
Photo Diode
LD Driver circit
Protector panel
LD(Laser Diode)
Polygon Mirror
Polygon Motor
Motor Driver
K
C
M
Y
K
C
M
Y
K
C
M
Y
Product
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pec
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Summary of Contents for MFX-C4000
Page 2: ......
Page 14: ...Precautions Service Manual 1 6 ...
Page 35: ...Service Manual 2 21 Video Controller Power Distribution Product Specifications and Features ...
Page 37: ...Service Manual 2 23 Engine Controller Power Distribution Product Specifications and Features ...
Page 39: ...Service Manual 2 25 DADF Block Diagram Product Specifications and Features ...
Page 106: ...Maintenance and Disassembly Service Manual 3 44 ...
Page 216: ...Alignment Troubleshooting Service Manual 4 110 ...
Page 217: ...System Diagram Service Manual 5 1 5 System Diagram 5 1 Block Diagram 5 1 1 System ...
Page 218: ...System Diagram Service Manual 5 2 5 1 2 Video Controller ...
Page 219: ...System Diagram Service Manual 5 3 5 1 3 Engin Controller ...
Page 220: ...System Diagram Service Manual 5 4 5 1 4 OPE Unit ...
Page 221: ...System Diagram Service Manual 5 5 5 1 5 DADF ...
Page 222: ...System Diagram Service Manual 5 6 5 1 6 SCF HCF ...
Page 225: ...System Diagram Service Manual 5 9 5 2 3 OPE Unit ...
Page 226: ...System Diagram Service Manual 5 10 5 2 4 DADF ...
Page 227: ...System Diagram Service Manual 5 11 5 2 5 SCF HCF ...
Page 228: ...System Diagram Service Manual 5 12 ...
Page 237: ...Reference Information Service Manual 6 9 ...
Page 238: ...Reference Information Service Manual 6 10 ...
Page 239: ...Reference Information Service Manual 6 11 ...
Page 240: ...Reference Information Service Manual 6 12 ...
Page 279: ......