45584901TH Rev.1
4-24 /
Oki Data CONFIDENTIAL
4.4.3 Background adjustment (Color Mode)
The adjustment level of background center value is adjusted. The control value of background
adjustment button is automatically adjusted to the same level as the adjusted center value.
Forexample, whenthecontrol value of backgroundadjustment key ranges from 0to6, the
background center value (-2 to +2) is used to be the range from 6 to 14 accordingly.
Before adjustment
After adjustment
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
+2 +1 0-1-2
-1 -2+2 +1 0
Fig 6-3
<Adjustment Mode (05)>
Code Original mode Remarks
8309 Text/Photo Thesmallerthevalueis,thebackgroundbecomeslighter.
Acceptable values: 0 to 255 (Default: 128)
8310 Text
8311 Photo
8370 Custom mode
<Procedure>
(1) Whilepressing[0]and[5]simultaneously,turnthepowerON.
(2) Keyinthecodesandpressthe[START]button.
(3) Keyintheadjustmentvalues.Acceptablevalues:0to255.(Tocorrectthevalueoncekeyed
in,pressthe[CLEAR]button.)
(4) Pressthe[OK]or[INTERRUPT]buttontostorethevalueinmemory.
→
Theequipment
goes back to the ready state.
(5) Lettheequipmentrestartandperformthescanningjob.
(6) Ifthedesiredimagehasnotbeenattained,repeatstep(1)to(5).
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