Timing Chart - Sharp FO IS125N - B/W Laser - All-in-One Service Manual

FO-IS125N

8. Timing chart

8.1. Print process
PRINT PROCESS
Soft Control
Signal
PMD
Name
(Polygon motor)
MM
(Main motor)
MC
MCON
(Main charger)
Signal
MC
PWMSIN
(Superposing)
Signal
(Duty)
TC (Transfer
Charger)
TCON
Signal
SV
(Supply Roller
Voltage)
Laser Lighting
(discharge)
High Voltage
Power Supply Unit
MC Output MC
(Main charger)
Voltage MC
TC (Transfer
TC Output
Charger)
Voltage TC(+)
Voltage TC(-)
SV (Supply
SV Output
Roller Voltage)
Voltage SV(+)
Voltage SV(-)
8.2. Cleaning process
CLEANING PROCESS
Soft Control
PMD
(Polygon motor)
MM
(Main motor)
MC
MCON
(Main charger)
Signal
MC
PWMSIN
(Superposing)
Signal
(Duty)
TC (Transfer
Charger)
TCON
Signal
SV
(Supply Roller
Voltage)
Laser Lighting
(discharge)
High Voltage
Power Supply Unit
MC Output MC
(Main charger)
Voltage MC
TC (Transfer
TC Output
Charger)
Voltage TC(+)
Voltage TC(-)
SV (Supply
SV Output
Roller Voltage)
Voltage SV(+)
Voltage SV(-)
Pre-Printing period
max 5.0sec
GND
DC(-950V)+AC(760Vp-p)
DC(+3600V)+AC(760Vp-p)
GND
DC(-500V)
DC(+300V)
GND
DC(-280V)
1
max 5.0sec
GND
DC(-850V)
GND
DC(-500V)
DC(+300V)
GND
Printing period
One or more page printing
DC AC
2sec
Lighting
Printing
CLEANING PRINTING
DC
7sec
Lighting
CLEANING
3 – 12
After Printing period
3.0sec
DC
5sec
5sec
Lighting
CLEANING
3.0sec