Canon BJC 6000 Service Manual - Page 104

Carriage Unit, 5 Carriage Unit, 5.1 Functions of carriage unit

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Part 4: Technical Reference BJC-6000 3.5 Carriage Unit 3.5.1 Functions of carriage unit a) Mounting BJ cartridges The carriage secures BJ cartridges mechanically in place and connects them via the carriage ribbon cable to the control board. When the printer is powered off, the carriage will be locked in the capping position. b) Driving the carriage The carriage, driven by the carriage motor, travels along the horizontal width of the paper using the carriage belt. c) Maintaining BJ cartridges By controlling the position of the carriage, this printer performs wiping and capping operations on the BJ cartridges. d) Paper feed motor drive switching By controlling the carriage position, the switching arm of the drive switching unit will be actuated so that the paper feed motor driving paper feed during printing will switch over to driving the purge section or auto-sheet feeder. Carriage Ribbon Cable Carriage Belt Idler Pulley Carriage Unit Home Position Edge Carriage Lock Position Edge Drive Switching Unit Carriage Motor BJ Cartridges Purge Unit Figure 4-25 Carriage Unit 4-32

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3.5 Carriage Unit
3.5.1 Functions of carriage unit
a) Mounting BJ cartridges
The carriage secures BJ cartridges mechanically in place and connects them via the
carriage ribbon cable to the control board.
When the printer is powered off, the
carriage will be locked in the capping position.
b) Driving the carriage
The carriage, driven by the carriage motor, travels along the horizontal width of the
paper using the carriage belt.
c) Maintaining BJ cartridges
By controlling the position of the carriage, this printer performs wiping and capping
operations on the BJ cartridges.
d) Paper feed motor drive switching
By controlling the carriage position, the switching arm of the drive switching unit
will be actuated so that the paper feed motor driving paper feed during printing will
switch over to driving the purge section or auto-sheet feeder.
Part 4: Technical Reference
BJC-6000
4-32
Drive Switching Unit
Purge Unit
BJ Cartridges
Carriage Unit
Carriage Motor
Carriage Belt
Carriage Ribbon Cable
Idler Pulley
Home Position Edge
Carriage Lock Position Edge
Figure 4-25 Carriage Unit