Operation Sequence - Epson AcuLaser C2600 Service Manual

EPSON AcuLaser C2600/2600

2.5.3 Operation Sequence

Engine Initialization Sequence (Boot Sequence)
The flowchart shows the predetermined sequence performed by the printer each time it is powered on to be ready for printing in the color mode.
1) Adjusts the position of the cleaner for the transfer belt.
2) Runs a cleaning cycle for the transfer belt and adjusts its position.
3) Runs a cleaning cycle for the 2nd BTR and adjusts its position.
4) Adjusts the position of the rotary.
5) Adjusts the position of the MP Lift Plate.
6) Check the installation status of the toner cartridges.
Operating Principle
Power ON
Performs the CPU initialization and power supply check
Error Waits for the
predetermined
processes to end
When this process was interrupted
at the previous power-on, the rewrite
process is performed.
Error Reads and writes
When the photoconductor unit is a new one
the toner cartridge
information
The Vsync measurement is required
when satisfying all of the following conditions:
When the photoconductor unit
The print m ode is Color
is not a new one
K toner life is not the end.
The Vsync period flag is "True."
Measures the Vsync period
for registration control
When the Vsync period
needs to be measured
Process Measures
initialization the Vsync period
Error
Error
When the Vsync period
does not need to be measured
Until the fuser unit
temperature reaches
the specified temperature.
Waits for
the fuser unit
to be ready
Error
Error process
Control
1) Checks the installation status of the toner cartridges
2) Supplies toner to the photoconductor cleaning section
3) Adjusts the position of the cleaner for the transfer belt
4) Runs a cleaning cycle for the transfer belt and adjusts its position.
5) Runs a cleaning cycle for the 2nd BTR and adjusts its position.
6) Adjusts the position of the rotary.
7) Adjusts the position of the MP Lift Plate.
When the Vsync period
needs to be measured
Photoconductor
initialization
Error
When the Vsync period
does not need to be measured
1) Charge / development voltage control
2) Exposure power determination control
3) Gradation correction control
Process control
Error
End of the process control
and
The fuser unit is ready
Standby state
Revision B
02006201
131