Halftone 256; Gradation; State; Sensor Check - Konica Minolta BIZHUB C3100P Service Manual

3.8.4 HALFTONE 256

(1) Use
• Prints the halftone pattern with 100% level for CMYK respectively.
• To check the unevenness of the density and the pitch.
(2) Procedure
1. Set the A4 or Letter paper on the tray.
2. Call [SERVICE MODE] to the display.
3. Select [PRINT MENU] -> [HALF TONE 256] and press the Menu/Select key.
4. Select the desired color.
5. Select [PRINT] and press the Menu/Select key.

3.8.5 GRADATION

(1) Use
• Prints the gradation pattern.
• To check the gradation reproductively.
(2) Procedure
1. Set the A4 or Letter paper on the tray.
2. Call [SERVICE MODE] to the display.
3. Select [PRINT MENU] -> [GRADATION] and press the Menu/Select key.
4. Select [PRINT] and press the Menu/Select key.

3.9 STATE

3.9.1 SENSOR CHECK

(1) Use
• To display the states of the input ports of sensors and switches when the machine remains stationary.
• Used for troubleshooting when a malfunction or a jam occurs.
NOTE
• When the SENSOR CHECK function has been executed, turn OFF the power switch and reboot the machine.
(2) Procedure
• The operation of each of the switches and sensors can be checked on a real-time basis.
• It can be checked as long as the 5-V power line remains intact even when a door is open.
(a) Sensor check list
Symbol Panel display
PS2 TRAY 1 EMPTY
PS3 MANUAL EMPTY
PS1 TRAY 2 EMPTY
PS5 SYNC ROLLER
PS6 PAPER LOOP
PS8 EXIT
PS9 DUPLEX
PS3 TRAY 2 FEEDER
- FUSER SET
PS17 1ST TRANS
PS1 TRAY 1 SET
SW1 TRAY 2 SIZE 1
SW1 TRAY 2 SIZE 2
SW1 TRAY 2 SIZE 3
PS12 WASTE TONER

3.9.2 COMPONENT CHECK

(1) Use
• Checks the operation of each electrical component.
• The electrical components which can be checked are as follows.
Name
LV FAN (H-S)
DUP FAN (H-S)
DUP FAN (M-S)
CONT FAN (H-S)
Part/signal name
Tray1 paper empty sensor
Manual tray paper empty sensor
Tray2 paper empty sensor
Registration sensor
Loop detection sensor
Exit sensor
Duplex conveyance sensor
Tray2 paper feed sensor
Fusing unit
1st transfer pressure sensor
Tray1 set sensor
Tray2 paper size switch
Tray2 paper size switch
Tray2 paper size switch
Waste toner near full sensor
Electric parts name
Power supply cooling fan (High speed)
Cooling fan motor (High speed)
Cooling fan motor (Half speed)
Not used.
I-20
I ADJUSTMENT/SETTING > 3. SERVICE MODE
Operation characteristics/panel display
1
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Paper Exist No Paper
Set
Engaged Released
Set
ON
ON
ON
Full
0
Not set
Not set
OFF
OFF
OFF
Not full
Symbol
FM10
FM11
-