1
Installation and operation precautions
1-10
VarioLink 2221/2821/3621
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Chapter 1
1.3
Laser safety
This is a digital machine which operates using a laser. There is no possibility
of danger from the laser provided the machine is operated according to the
instructions in this manual.
Since radiation emitted by the laser is completely confined within protective
housing, the laser beam cannot escape from the machine during any phase
of user operation.
This machine is certified as a Class 1 laser product: This means the machine
does not produce hazardous laser radiation.
Internal laser radiation
Maximum Average Radiation Power: 28.9
μ
W at the laser aperture of the
print head unit.
Wavelength: 770-795 nm
This product employs a Class 3b laser diode that emits an invisible laser
beam.
The laser diode and the scanning polygon mirror are incorporated in the print
head unit.
The print head unit is NOT A FIELD SERVICE ITEM:
Therefore, the print head unit should not be opened under any circumstanc-
es.
Print Head
The laser aperture is positioned behind
the developing unit inside the machine.
Laser Aperture
of the Print
Head Unit
Summary of Contents for VarioLink 2221
Page 32: ...Introduction x 30 VarioLink 2221 2821 3621...
Page 33: ...1 Installation and operation precautions Chapter 1 Installation and operation precautions...
Page 51: ...2 Before making copies Chapter 2 Before making copies...
Page 116: ...2 Before making copies 2 66 VarioLink 2221 2821 3621 Before making copies Chapter 2...
Page 117: ...3 Basic copy operation Chapter 3 Basic copy operation...
Page 180: ...3 Basic copy operation 3 64 VarioLink 2221 2821 3621 Basic copy operation Chapter 3...
Page 181: ...4 Additional copy operations Chapter 4 Additional copy operations...
Page 207: ...5 Troubleshooting Chapter 5 Troubleshooting...
Page 242: ...5 Troubleshooting 5 36 VarioLink 2221 2821 3621 Troubleshooting Chapter 5...
Page 243: ...6 Specifications Chapter 6 Specifications...
Page 252: ...6 Specifications 6 10 VarioLink 2221 2821 3621 Specifications Chapter 6...
Page 253: ...7 Copy paper original documents Chapter 7 Copy paper original documents...
Page 273: ...8 Application functions Chapter 8 Application functions...
Page 335: ...10 Care of the machine Chapter 10 Care of the machine...
Page 342: ...10 Care of the machine 10 8 VarioLink 2221 2821 3621 Care of the machine Chapter 10...
Page 343: ...11 Utility mode Chapter 11 Utility mode...
Page 414: ...11 Utility mode 11 72 VarioLink 2221 2821 3621 Utility mode Chapter 11...
Page 415: ...12 Appendix Chapter 12 Appendix...
Page 424: ...12 Appendix 12 10 VarioLink 2221 2821 3621 Appendix Chapter 12...
Page 425: ...Printing for Professionals Beyond the Ordinary...