Read Sharp MX-6240N / MX-7040N (serv.man24) Service Manual online
MX-7040N ADJUSTMENTS AND SETTINGS 5 – 5
1-C
Toner density control reference value
setting
setting
This adjustment must be performed in the following cases:
* When developer is replaced.
CAUTION: Be sure to execute this adjustment only when developer
is replaced. Never execute it in the other cases.
1)
With the front cabinet open, enter SIM25-2.
2)
Close the front cabinet.
3)
Select a developing unit to be adjusted.
4)
When [EXECUTE] key is pressed, it is highlighted. The devel-
oping roller rotates, and the toner density sensor detects toner
density, and the output value is displayed.
oping roller rotates, and the toner density sensor detects toner
density, and the output value is displayed.
The above operation is executed for 3 minutes, and the aver-
age value of the toner density sensor detection level is set
(saved) as the reference toner density control value.
age value of the toner density sensor detection level is set
(saved) as the reference toner density control value.
When the reference toner density control adjustment operation
is completed, [EXECUTE] key returns to normal from highlight.
This makes known about whether the adjustment operation is
completed or not.
is completed, [EXECUTE] key returns to normal from highlight.
This makes known about whether the adjustment operation is
completed or not.
The above operation is executed each of the lower speed
mode and the middle speed mode, and the reference toner
density control value is set for each of them.
mode and the middle speed mode, and the reference toner
density control value is set for each of them.
CAUTION: If the operation is interrupted within 3 minutes, the
adjustment result is not reflected.
When [EXECUTE] key is pressed during rotation, the
operation is stopped and [EXECUTE] key returns to the
normal display.
operation is stopped and [EXECUTE] key returns to the
normal display.
If [EE-EU], [EE-EL], or [EE-EG] is displayed, setting of
the reference toner density control value is not com-
pleted normally.
the reference toner density control value is not com-
pleted normally.
CAUTION: When replacing developer, always replace all the three
colors of Yellow, Magenta, and Cyan.
If only one color is replaced, color balance may be
adversely affected. Black developer can be replaced
individually.
adversely affected. Black developer can be replaced
individually.
CAUTION: When not replacing the developer, do not execute
SIM25-2.
CAUTION: During execution of this adjustment, do not insert the
toner cartridge.
CAUTION: When SIM25-2 is executed with a toner cartridge
inserted, "Toner Check" is displayed to disable the exe-
cution button. In this case, remove the toner cartridge
and execute SIM25-2 again.
cution button. In this case, remove the toner cartridge
and execute SIM25-2 again.
EXECUTE
Adjustment completed
EXECUTE
or INTERRUPT
ǂǂǂ6,08/$7,21ǂǂ12
7(67
&/26(
7&6B.
7&6B&
7&6B0
7&6B<
76*B.
76*B&
76*B0
76*B<
$8720$7,&'(9(/23(5$'-8670(17
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
%$&.
0212
&2/25
(;,7
&/($5
(;(&87(
.
&
0
<
ǂǂǂ6,08/$7,21ǂǂ12
7(67
&/26(
$7'(9($'-B/B.
$7'(9($'-B/B&
$7'(9($'-B/B0
$7'(9($'-B/B<
$7'(9($'-B/B.
$7'(9($'-B/B&
$7'(9($'-B/B0
$7'(9($'-B/B<
$7'(9($'-B0B.
$7'(9($'-B0B0
$7'(9($'-B0B&
$8720$7,&'(9(/23(5$'-8670(17
$7'(9($'-B0B<
$7'(9(92B/B.
$7'(9(92B/B&
$7'(9(92B/B0
$7'(9(92B/B<
$7'(9(92B/B.
$7'(9(92B/B&
$7'(9(92B/B0
$7'(9(92B/B<
$7'(9(92B0B.
$7'(9(92B0B0
$7'(9(92B0B&
$7'(9(92B0B<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
%$&.
0212
&2/25
(;,7
&/($5
(;(&87(
.
&
0
<
ǂǂǂ6,08/$7,21ǂǂ12
7(67
&/26(
$7'(9($'-B/B.
$7'(9($'-B/B&
$7'(9($'-B/B0
$7'(9($'-B/B<
$7'(9($'-B/B.
$7'(9($'-B/B&
$7'(9($'-B/B0
$7'(9($'-B/B<
$7'(9($'-B0B.
$7'(9($'-B0B0
$7'(9($'-B0B&
$8720$7,&'(9(/23(5$'-8670(17
$7'(9($'-B0B<
$7'(9(92B/B.
$7'(9(92B/B&
$7'(9(92B/B0
$7'(9(92B/B<
$7'(9(92B/B.
$7'(9(92B/B&
$7'(9(92B/B0
$7'(9(92B/B<
$7'(9(92B0B.
$7'(9(92B0B0
$7'(9(92B0B&
$7'(9(92B0B<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
%$&.
0212
&2/25
(;,7
&/($5
(;(&87(
.
&
0
<
ǂǂǂ6,08/$7,21ǂǂ12
7(67
&/26(
7&6B.(((/
7&6B&
7&6B0(((/
7&6B<
76*B.(((/
76*B&(((/
76*B0(((/
76*B<(((/
$8720$7,&'(9(/23(5$'-8670(17
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
.(<
%$&.
0212
&2/25
(;,7
&/($5
(;(&87(
.
&
0
<
K
C
M
Y
Abnormal end
Error
display
Error name
Detail of error
EE-EL
EL abnormality
Sensor output level: 0.99V or below. If not,
Control voltage: 8.0V or above.
Control voltage: 8.0V or above.
EE-EU
EU abnormality
Sensor output level: 2.28V or above. If not,
Control voltage: 2.0V or below.
Control voltage: 2.0V or below.
EE-EC
EC abnormality
Sensor output level: other than 1.65V
0.04V
Click on the first or last page to see other MX-6240N / MX-7040N (serv.man24) service manuals if exist.