e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C © 2011 - 2015 TOSHIBA TEC CORPORATION All rights reserved
OUTLINE OF THE MACHINE
3 - 42
3.5 Comparison with e-STUDIO5520C/6520C/6530C
Process e-STUDIO5520C/6520C/6530C e-STUDIO5540C/6540C/6550C
1.
Photoconductive
drum
Drum OD-FC55 (OPC drum)
Sensitivity Highly sensitized drum (ø60)
2. Charging Scorotron type
-250 to -1200 V (grid voltage)
(adjusting by image quality
control)
(feedback control with the surface
potential sensor)
(Feedback control with the surface
potential sensor only for K station in e-
STUDIO6550C)
3. Data writing Light source Semiconductor laser
Light
amount
3.25 nJ/mm
2
4. Image control Image quality control by detecting
toner adhesion amount
5. Development Magnetic
roller
One magnetic roller
Auto-toner
detection
Magnetic bridge-circuit method
Toner supply Toner cartridge replacing method
Toner-empty
detection
Density detection method
Cartridge-
empty
detection
Sub-hopper toner remaining
amount detection method
Toner NAC/NAD T-FC55-K, T-FC55-Y
T-FC55-M, T-FC55-C
MJC/MJD T-FC55-EK, T-FC55-EY
T-FC55-EM, T-FC55-EC
CND T-FC55-CK, T-FC55-CY
T-FC55-CM, T-FC55-CC
Others T-FC55-DK, T-FC55-DY
T-FC55-DM, T-FC55-DC
(K: Black, Y: Yellow, M: Magenta, C:
Cyan)
NAC/NAD T-FC65-K, T-FC65-Y
T-FC65-M, T-FC65-C
MJC/MJD T-FC65-EK, T-FC65-EY
T-FC65-EM, T-FC65-EC
CND T-FC65-CK, T-FC65-CY
T-FC65-CM, T-FC65-CC
Others T-FC65-DK, T-FC65-DY
T-FC65-DM, T-FC65-DC
(K: Black, Y: Yellow, M: Magenta, C:
Cyan)
Developer
material
D-FC55-K (black)
D-FC55-Y (yellow)
D-FC55-M (magenta)
D-FC55-C (cyan)
Developer
bias
DC -100 to -900V (adjusting by
image quality control)
AC 1000 V / 8 to 13kHz
6. Transfer 1st transfer Transfer belt method
2nd transfer: Transfer roller method
7. Separation Self-separation by transfer belt and
2nd transfer roller
8.
Photoconductive
drum cleaning
Method Blade cleaning
Recovered
toner
Non-reusable
9. Transfer belt cleaning Blade cleaning
10.Discharge LED array (red)
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