Sharp MX-C300P / MX-C300PE / MX-C300PL Service Manual ▷ View online
MX-C300P SIMULATION 6 – 6
3. Details of simulation
5
5-1
Purpose
Operation test/check
Function (Purpose)
Used to check the operation of the display,
LCD in the operation panel, and control cir-
cuit
LCD in the operation panel, and control cir-
cuit
Section
Operation panel
Operation/Procedure
The LCD is changed as shown below.
During this period, each LED is lighted.
The LCD display contrast change and the LED lighting status are
checked.
checked.
When [OK] key is pressed during the operation, it will be switched
to [Key input check] mode.
to [Key input check] mode.
NOTE: [Key input check] mode is to check if the keys on the oper-
ation panel can be detected physically.
5-2
Purpose
Operation test/check
Function (Purpose)
Used to check the operation of the heater
lamp and the control circuit.
lamp and the control circuit.
Section
Fusing
Operation/Procedure
1) Press [OK] key.
The heater lamp operates ON/OFF.
When [C] key is pressed, the operation is terminated.
5-4
Purpose
Operation test/check
Function (Purpose)
Used to check the operation of the dis-
charge lamp and the control circuit.
charge lamp and the control circuit.
Section
Process
Operation/Procedure
1) Select the item to be operation checked with .
2) Press [OK] key.
The discharge lamp lights up for 30 sec.
When [STOP] key is pressed, the operation is terminated.
6
6-1
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of the load in
the paper transport system (clutches and
solenoids) and the control circuits.
the paper transport system (clutches and
solenoids) and the control circuits.
Section
Paper transport/Paper exit section
Operation/Procedure
1) Select the item to be operation checked with 10 keys.
2) Press [OK] key.
The selected load performs the operation.
When [STOP] key is pressed, the operation is terminated.
Load operation check method:
The load operation is checked by the operation sound. However,
there are some loads which cannot be checked with the operation
sound.
The load operation is checked by the operation sound. However,
there are some loads which cannot be checked with the operation
sound.
6-2
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of each fan
motor and its control circuit.
motor and its control circuit.
Section
Others
Operation/Procedure
1) Select the item to be operation checked with 10 keys..
2) Press [OK] key.
The selected load performs the operation.
When [STOP] key is pressed, the operation is terminated.
Load operation check method:
The load operation is checked by the operation sound. However,
there are some loads which cannot be checked with the operation
sound.
The load operation is checked by the operation sound. However,
there are some loads which cannot be checked with the operation
sound.
Item/Display
Content
DL_K
Discharge lamp for K
DL_C
Discharge lamp for C
DL_M
Discharge lamp for M
DL_Y
Discharge lamp for Y
6LP/&'/('&+.
6LP/&'/('&+.
Item/Dis-
play
Name
Content
FUM
Fusing motor
Fusing motor middle speed
drive ON/OFF
drive ON/OFF
CPUC
Paper feed tray 1 paper
feed clutch
feed clutch
CPUC1 Signal ON/OFF
RRC
PS clutch
RRC Signal ON/OFF
MPFC
Manual paper feed clutch
MPUC1 Signal ON/OFF
POC
Paper delivery clutch
POC Signal ON/OFF
PORC
Paper delivery / switch back
clutch
clutch
PORC Signal ON/OFF
ADUC
ADU transport clutch 1
ADUC1 Signal ON/OFF
PCSS
Process control shutter
solenoid
solenoid
PCSS Signal ON/OFF
C2MM
Paper feed tray 2 paper
feed motor
feed motor
C2MM Paper feed speed
drive ON/OFF
drive ON/OFF
C2LUM
Paper feed tray 2 lift up
motor
motor
C2LUM Signal ON/OFF
C2PFC
Paper feed tray 2 paper
feed clutch
feed clutch
C2PFC Signal ON/OFF
C2TRC
Paper feed tray 2 paper
transport clutch
transport clutch
C2TRC Signal ON/OFF
Item/Display
Content
POFM
Paper exit cooling fan motor
PSFM
Power PWB cooling fan motor
LSUFM
LSU cooling fan motor
OZFM1
Ozone fan motor
MX-C300P SIMULATION 6 – 7
6-3
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of the primary
transfer unit and the control circuit.
transfer unit and the control circuit.
Section
Process (Transfer)
Operation/Procedure
1) Press [OK] key, and the transfer unit repeats operations in the
mode selected in procedure 1.
During this operation, the transfer unit status (the operation mode
position) is displayed.
position) is displayed.
6-90
Purpose
Setting
Function (Purpose)
Used to set the machine to the factory set-
tings.
tings.
Section
Operation/Procedure
1) Press [OK] key.
7
7-1
Purpose
Setting
Function (Purpose)
Used to set the operating conditions of
aging.
aging.
Section
Others
Operation/Procedure
1) Select the target to be set with 10 keys.
2) Press [OK] key.
The machine is rebooted in the aging mode.
The aging operation condition set by this mode is maintained here-
after unless the power is turned off or the setting is changed.
after unless the power is turned off or the setting is changed.
7-6
Purpose
Setting
Function (Purpose)
Used to set the operating intermittent aging
cycle.
cycle.
Section
Operation/Procedure
1) Enter the intermittent aging operation cycle (unit: sec) with 10
key.
2) Press [OK] key.
The time entered in procedure 1) is set.
*
The interval time that can be set is 1 to 900 (sec).
The aging operation condition set by this mode is maintained here-
after unless the power is turned off or the setting is changed.
after unless the power is turned off or the setting is changed.
8
8-1
Purpose
Operation test/check/adjustment
Function (Purpose)
Used to check and adjust the operations of
the developing voltage in each print mode
and the control circuit.
* When the middle speed is adjusted, the
low speed is also adjusted simultaneously.
the developing voltage in each print mode
and the control circuit.
* When the middle speed is adjusted, the
low speed is also adjusted simultaneously.
Section
Process (Developing)
Operation/Procedure
1) Select the process speed with 10 keys.
2) Select a target item to be adjusted with Arrow keys.
3) Enter the setting value with 10 keys. (The value specified on the
label of the high voltage PWB must be entered.)
*
When the Arrow key is pressed, the setting value of each
item is saved.
item is saved.
4) Press [OK] key.
When [OK] key is pressed, the voltage inputted in procedure 3
is outputted for 30sec and the set value is saved.
is outputted for 30sec and the set value is saved.
When [OK] key is pressed, the output is terminated.
Mode
select key
Display
Transfer
mode
Operation
TC1
BLACK
Black mode
position
position
The switching operations are
repeated as follows: Drum separa-
tion position - Black mode position -
Color mode position
repeated as follows: Drum separa-
tion position - Black mode position -
Color mode position
COLOR
Color mode
position
position
FREE
Drum sepa-
ration posi-
tion
ration posi-
tion
No.
Item/Display
Content
Setting
range
Setting
value
1
AGING
Aging operation setup
0-1
0
2
INTERVAL
Intermittent setup
0-1
0
3
MISFEED
DISABLE
DISABLE
JAM detection enable/dis-
able setup
able setup
0-1
0
4
FUSING DIS-
ABLE
ABLE
Fusing operation enable/
disable setup
disable setup
0-1
0
5
WARMUP
DISABLE
DISABLE
Warm-up skip setup
0-1
0
6
DV CHECK
DISABLE
DISABLE
DV unit detection enable/
disable setup
disable setup
0-1
0
No.
Item/Dis-
play
Content
Setting
range
Volt-
age
1
M DVB_K
K developing bias set value at
middle speed
middle speed
0-600
450
2
M DVB_C
C developing bias set value at
middle speed
middle speed
0-600
450
3
M DVB_M
M developing bias set value at
middle speed
middle speed
0-600
450
4
M DVB_Y
Y developing bias set value at
middle speed
middle speed
0-600
450
5
L DVB_K
K developing bias set value at low
speed
speed
0-600
450
6
L DVB_C
C developing bias set value at low
speed
speed
0-600
430
7
L DVB_M
M developing bias set value at low
speed
speed
0-600
430
8
L DVB_Y
Y developing bias set value at low
speed
speed
0-600
430
MX-C300P SIMULATION 6 – 8
8-2
Purpose
Operation test/check/adjustment
Function (Purpose)
Used to check and adjust the operation of
the main charger grid voltage in each
printer mode and the control circuit.
* When the middle speed is adjusted, the
low speed are also adjusted simultane-
ously.
the main charger grid voltage in each
printer mode and the control circuit.
* When the middle speed is adjusted, the
low speed are also adjusted simultane-
ously.
Section
Process (Charging)
Operation/Procedure
1) Select the process speed.
2) Select a target item to be adjusted with Arrow keys.
3) Enter the adjustment value with 10 keys. (The value specified
on the label of the high voltage PWB must be entered.)
*
When the Arrow key is pressed, the setting value of each
item is saved.
item is saved.
4) Press [OK] key.
When [OK] key is pressed, the voltage inputted in procedure 3
is outputted for 30sec and the set value is saved.
is outputted for 30sec and the set value is saved.
When [OK] key is pressed, the output is terminated.
No.
Item/
Display
Content
Setting
range
Default
setting
1
M GB_K
K grid bias set value at middle speed
150-850
630
2
M GB_C
C grid bias set value at middle speed
150-850
630
3
M GB_M
M grid bias set value at middle speed
150-850
630
4
M GB_Y
Y grid bias set value at middle speed
150-850
630
5
L GB_K
K grid bias set value at low speed
150-850
615
6
L GB_C
C grid bias set value at low speed
150-850
595
7
L GB_M
M grid bias set value at low speed
150-850
595
8
L GB_Y
Y grid bias set value at low speed
150-850
595
MX-C300P SIMULATION 6 – 9
8-6
Purpose
Operation test/check/adjustment
Function (Purpose)
Used to check and adjust the operation of
the transfer voltage and the control circuit.
the transfer voltage and the control circuit.
Section
Process (Transport)
Operation/Procedure
1)
Select a target item to be adjusted with Arrow keys.
2)
Enter the set value with 10 keys.
Enter the default value specified on the following list.
3)
When [OK] key is pressed, the set value is saved.
When [OK] key is pressed again, the set voltage is outputted.
10
10-1
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of the toner
supply mechanism (toner supply clutch)
and the related circuit.
supply mechanism (toner supply clutch)
and the related circuit.
Section
Process (Developing)
Operation/Procedure
1) Select a target of the operation check with 10 keys.
2) Press [OK] key.
When [STOP] key is pressed, the operation is terminated.
NOTE: This simulation must be executed without installing the
toner cartridges.
If this simulation is executed with the toner cartridges
installed, toner will be forcibly supplied to the developing
unit, resulting in overtoner.
installed, toner will be forcibly supplied to the developing
unit, resulting in overtoner.
If this simulation is erroneously executed with the toner car-
tridges installed, overtoner state may be deleted by making
a few black background copy in the single color mode of
the target color.
tridges installed, overtoner state may be deleted by making
a few black background copy in the single color mode of
the target color.
14
14--
Purpose
Clear/Cancel (Trouble etc.)
Function (Purpose)
Used to cancel the self-diag H3, H4, H5, U1
troubles.
troubles.
Section
Operation/Procedure
1) Press [OK] key to execute cancellation of the trouble.
16
16--
Purpose
Clear/Cancel (Trouble etc.)
Function (Purpose)
Used to cancel the self-diag "U2" trouble.
Section
MFPC PWB
Operation/Procedure
1) Press [OK] key to execute cancellation of the trouble.
No.
Item/Display
Content
Adjust-
ment range
Default
value
1
T1 LO CL K
Primary transfer bias
adjustment value
adjustment value
Color mode
K
Low speed mode
0 - 255
95
2
T1 LO MI K
Middle speed mode
0 - 255
146
3
T1 LO CL CMY
CMY
Low speed mode
0 - 255
139
4
T1 LO MI CMY
Middle speed mode
0 - 255
186
5
T1 LO BW K
Black/White mode
K
Low speed mode
0 - 255
95
6
T1 LO BW K
Middle speed mode
0 - 255
146
1
TC2 PLN CL S
Secondary transfer bias
adjustment value
adjustment value
Color mode
Standard Paper
mode
Front surface mode
0 - 255
103
2
TC2 PLN CL D
Back surface mode
0 - 255
96
3
TC2 PLN BW S
Black/White mode
Front surface mode
0 - 255
90
4
TC2 PLN BW D
Back surface mode
0 - 255
83
5
TC2 HEV1 CL S
Color mode
Heavy paper
mode
Front surface mode
0 - 255
83
6
TC2 HEV1 CL D
Back surface mode
0 - 255
76
7
TC2 HEV1 BW S
Black/White mode
Front surface mode
0 - 255
76
8
TC2 HEV1 BW D
Back surface mode
0 - 255
69
9
T2 OHP CL
Color mode
OHP
0 - 255
69
10
T2 OHP BW
Black/White mode
0 - 255
69
11
T2 ENV CL
Color mode
Envelope
0 - 255
69
12
T2 ENV BW
Black/White mode
0 - 255
69
13
T2 THIN CL
Color mode
Thin
0 - 255
96
14
T2 THIN BW
Black/White mode
0 - 255
90
15
T2 GLOS CL
Color mode
Glossy
0 - 255
83
16
T2 GLOS BW
Black/White mode
0 - 255
76
1
T2 MNS CLEAN
Secondary transfer clean-
ing bias adjustment value
ing bias adjustment value
Negative cleaning (- Pole)
0 - 255
59
2
T2 PLS CLEAN
Positive cleaning (+ Pole)
0 - 255
119
3
T2 COUNTER
Counter (+ Pole)
0 - 255
119
4
T2 BTWN LO
Between paper Low speed (+ Pole)
0 - 255
0
5
T2 BTWN MI
Between paper Mid speed (+ Pole)
0 - 255
0
Display
Content
TNM_K
Toner motor K
TNM_C
Toner motor C
TNM_M
Toner motor M
TNM_Y
Toner motor Y
ALL
Toner motor KCMY
Click on the first or last page to see other MX-C300P / MX-C300PE / MX-C300PL service manuals if exist.