Brother MFC-9330CDW Service Manual

5-53
Confidential
1.4.28 Continuous adjustments of density and registration sensor
(Function code 73)
<Function>
This function allows you to perform the following functions consecutively:
Sensitivity adjustment of density sensor (Function code 72), Developing bias voltage
correction (Function code 83), and
Adjustment of color registration (Adjustment of inter-color
position alignment) including registration
sensor calibration (Function code 66).
<Operating procedure>
(1) Press the 7 and 3 keys in this order in the initial state of the maintenance mode.
"DDRPT2" is displayed on the LCD.
(2) Press the or key to display "DDR" on the LCD.
(3) Press the SET key. "PLS WAIT 72" is displayed on the LCD and each adjustment is
performed in the following order.
1) Sensitivity adjustment of density sensor (Function code 72)
LCD: PLS WAIT 72
2) Developing bias voltage correction (Function code 83)
LCD: PLS WAIT 83
3)
Adjustment of color registration (Adjustment of inter-color position alignment)
including registration
sensor calibration (Function code 66)
LCD: PLS WAIT 66-1
(4) When all operations are completed, "COMP" is displayed on the LCD. Pressing the
key and Stop key in this order and the machine returns to the initial state of the
maintenance mode.
Note:
- If each adjustment fails, "ERROR**" is displayed on the LCD and the adjustment is
stopped. ("**" indicates the corresponding function code.) If you press the key with
"ERROR**" displayed, the details of the error are shown.
- If the details of the error indicate one of the following, scratch or dirt on the belt unit or the
drum units may cause the error: "FAILED REGIST", "NG * L:C080 R:M105",
"NG R-L:C030", "NG PWM L120 R180", "NG PWM R-L:080", "NG CNT R100 L100",
"NG S-POSI R:080", "NG SKEW:120", "NG PWM R-P L:080", "NG XMARGIN:M191".
In this case, replace the belt unit and the drum units of all four colors with the ones that do
not have any scratch or dirt, and perform the function from step (1) again. If the function
is completed successfully, mount the removed belt unit and four drum units.

Brother MFC-9330CDW Specifications

Print Specifications

print speed black	up to 23 ppm
print speed color	up to 23 ppm
print resolution	up to 600 x 2400 dpi

Copy Specifications

copy speed black	up to 23 cpm
copy speed color	up to 23 cpm
copy resolution	600 x 600 dpi

Scan Specifications

scan resolution optical	1200 x 2400 dpi
scan resolution interpolated	19200 x 19200 dpi
document glass size	8.5” x 11.7”

Fax Specifications

fax modem speed	33.6k bps
fax page memory	up to 500 pages
speed dial locations	200

Paper Handling

auto document feeder capacity	up to 35 pages
paper size maximum	up to 8.5” x 14” (legal)
standard paper capacity	250 sheets

Power and Energy

deep sleep mode power consumption	<2W
automatic duplex printing	Yes
energy star qualified	Yes