Service Manual Printer 2300

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CONTENTS .................................................................3
SAFETY .......................................................................9
Safety Precautions for Inspection and Service .................................................. 11
Warning ....................................................................................................... 11
Caution ........................................................................................................ 13
Used Batteries Precautions ......................................................................... 15
Other Precautions ........................................................................................16
Precautions for Service ................................................................................16
Safety information ........................................................................................ 19
Laser Safety Label .......................................................................................22
Laser Caution Label ..................................................................................... 22
PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT ................... 23
GENERAL ..................................................................25
Product Specifications ........................................................................................ 27
Installation Precautions ......................................................................................31
Installation environment ............................................................................... 31
Installation power supply ............................................................................. 31
Space requirements......................................................................................32
Operation Precautions ....................................................................................... 33
Ensuring the optimum performance of this unit ........................................... 33
Operating environment ................................................................................ 33
Power supply requirements ......................................................................... 33
Other precautions ........................................................................................ 33
Parts Identification .......................................................................................34
MECHANICAL/ ELECTRICAL ...................................35
CROSS-SECTIONAL VIEW ...............................................................................37
ELECTRICAL COMPONENTS LAYOUT ...........................................................38
OPERATING SEQUENCE ................................................................................. 43
IMAGE STABILIZATION CONTROL .................................................................44
AIDC Detection ............................................................................................44
Outline of AIDC Control ............................................................................... 45
Operation Timing .........................................................................................46
Temperature/Humidity Sensor ..................................................................... 47
ATVC (Auto Transfer Voltage Control ......................................................... 48
DRUM CARTRIDGE .......................................................................................... 49
PC Drum ......................................................................................................49
PC Drum Charging ...................................................................................... 50
LASER EXPOSURE ..........................................................................................51
DEVELOPING UNIT ..........................................................................................53
Developing Position .....................................................................................55
Toner Cartridge ............................................................................................ 56
IMAGE TRANSFER ........................................................................................... 60
Image Transfer Belt Unit ..............................................................................60
Second Image Transfer Roller Cleaning ...................................................... 63
Image Transfer Belt Cleaning Mechanism................................................... 64
Waste Toner Bottle ...................................................................................... 66