III-37
5.9 Toner Cartridge ASSY
5.9.1 Major functions
• PWBA CRUM READER
The PWB consists of each color toner bottle switch and CRUM.
Toner bottle switch:
Detects whether toner cartridge (toner bottle) of each color is installed or not.
CRUM:
Printer specific information is stored.
• Sensor no toner (Y)
• Sensor no toner (M)
• Sensor no toner (C)
• Sensor no toner (K)
Detects residual toner of each color.
• Holder Toner Cartridge ASSY (1) (Toner motor: Y)
• Holder Toner Cartridge ASSY (2) (Toner motor: M)
• Holder Toner Cartridge ASSY (3) (Toner motor: C)
• Holder Toner Cartridge ASSY (4) (Toner motor: K)
The toner motor incorporated in the holder toner cartridge ASSY of each color supplies
the drive to the agitator in the toner cartridge ASSY of each color and to auger in the
holder toner cartridge ASSY and supplies toner to the developer incorporated in the print
head cartridge ASSY.
• Toner Cartridge ASSY (Y)
• Toner Cartridge ASSY (M)
• Toner Cartridge ASSY (C)
• Toner Cartridge ASSY (K)
Toner bottle containing tone of each color.
• PWBA EEPROM
Printer specific information is stored.
• S-HVPS
Supplies high voltage to perform the “tertiary transfer” and “static elimination” of the print
process to the following components.
• Transfer Roll Cartridge in the Transfer
Roll Cartridge unit ASSY.
• Detack saw in the Transfer Roll Cartridge
unit ASSY.
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