Oki MC770 Maintenance Manual

45584901TH Rev.1
4-15 /
Oki Data CONFIDENTIAL
4.3.9 “PureBlack/PureGray”thresholdadjustment(Twincolormode)
<Adjustment Mode (05)>
Code Item to be adjusted Remarks
8213 Text Thelargerthevalueis,thewiderthecolorrangetobe
printed only with the black toner becomes. The smaller
thevalueis,thenarrowerthiscolorrangebecomes.
Acceptable values: 1 to 255
8214 Graphics
8215 Image
<Procedure>
The procedure is the same as that of

P.4-13“4.3.4Adjustmentoffainttext”.
4.3.10 “PureBlack/PureGray”thresholdadjustment(PS)
<Adjustment Mode (05)>
Original mode
Item to be
adjusted
Remarks
General
Photo-
graphic
Present-
ation
Lineart
Color
profile
8252-0 8252-1 8252-2 8252-3 8252-4 Text Thelargerthevalueis,thewiderthe
color range to be printed only with the
black toner becomes. The smaller the
valueis,thenarrowerthiscolorrange
becomes.
Acceptable values: 1 to 255
8253-0 8253-1 8253-2 8253-3 8253-4 Graphics
8254-0 8254-1 8254-2 8254-3 8254-4 Image
<Procedure>
The procedure is the same as that of

P.4-9“4.3.2Gammabalanceadjustment(BlackMode)”.
4.3.11 “PureBlack/PureGray”thresholdadjustment(XPS)
<Adjustment Mode (05)>
Original mode
Item to be
adjusted
Remarks
General
Photo-
graphic
Present-
ation
Lineart
Color
profile
8249-0 8249-1 8249-2 8249-3 8249-4 Text Thelargerthevalueis,thewiderthe
color range to be printed only with the
black toner becomes. The smaller the
valueis,thenarrowerthiscolorrange
becomes.
Acceptable values: 1 to 255
8250-0 8250-1 8250-2 8250-3 8250-4 Graphics
8251-0 8251-1 8251-2 8251-3 8251-4 Image
<Procedure>
The procedure is the same as that of

P.4-9“4.3.2Gammabalanceadjustment(BlackMode)”.

Oki MC770 Specifications

General

Brand	Oki
Model	MC770
Category	All in One Printer
Language	English