Oki MB760, Руководство по обслуживанию

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45641001TH Rev.1
4-5 /
Oki Data CONFIDENTIAL
4.2.2 Density adjustment
The center density and the density variation controlled by density adjustment keys can be
adjusted as follows.
<Adjustment Mode (05)>
Color
mode
Original mode
Item to be adjusted Remarks
Text/
Photo
Text Photo
Custom
Mode
Black 7114 7115 7116 7134 Manual density mode
center value The larger the value is, the
darker the image becomes.
Acceptable values:
0 to 255 (Default: 128)
7123 7124 7125 7137 Automatic density
mode
7117 7118 7119 7135 Manual density mode
lightness value The larger the value is, the
lighter the image becomes.
Acceptable values:
0 to 255 (Default: 20)
7120 7121 7122 7136 Manual density mode
darkness value The larger the value is, the
darker the image becomes.
Acceptable values:
0 to 255 (Default: 20)
Make a test copy and compare the image obtained with the current settings; if necessary, make
adjustments according to the following procedure.
Notes:
Be sure that this adjustment is made after performing

P. 4-4 “4.2.1 Automatic gamma
adjustment”.
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.
(2) Key in a code and press the [START] button.
(3) Key in an adjustment value.
(To correct the value once keyed in, press the [CLEAR] button.)
(4) Press the [OK] or [INTERRUPT] button to store the value.
→
The equipment goes back to
the ready state.
(5) Press the [FAX] button and then press the [START] button to make a test copy.
If the original mode is Custom, restart the equipment and check if the desired image quality
is attained.
(6) If the desired image quality has not been attained, repeat step (2) to (5).
If the original mode is Custom, repeat step (1) to (5).