Oki MB770 - Density Adjustment

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
Tex t 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).