Gestetner G060 Service Manual page 574

COPY SP MODE
4
(Class 1, 2, and 3)
688 [DF: Density Adj.] DF Density Adjustment
1 DF: Density Adj.
800 [DF: Density Correction]
1 R
2 G
3 B
904 [Scanner IPU Test]
1 Test1:Register Access
2 Test2: Image Path
[Dither Selection]
905
1 Dither Selection
[VPU Test Pattern]
907
1 Test Pattern: R
2 Test Pattern: G
3 Test Pattern: B
[Gamma [K] Photo (Mono) ] Printer Gamma Adjustment for Black/Photo mode
909
1 Offset: Highlight
2 Offset: Middle
3 Offset: Shadow
4 Offset: IDmax
G570
Mode No.
*
SBU
*
SBU
*
NV
*
NV
Function / [ Setting ]
Adjusts the white shading parameter when
scanning an image with the ARDF.
[ 83 to 100 / 86 / 1 %/ step ]
Adjusts the density level if the ID of outputs made
in the DF and Platen mode is different.
Sets a coefficient to adjust the image density level
when scanning an image with the ARDF.
[ -20 to 20 / 0 / 1/step ] DFU
Performs a write and read check of the ASICs on
the scanner IPU board and displays the result.
00: OK
11, 12, 13, 14, 15: NG
Performs an image path check on the scanner
IPU board and displays the result.
00: OK
21, 22, 23, 24: NG
Changes the parameters for error diffusion.
[ 0 to 255 / 0 / 1/step ] DFU
Selects the test pattern generated by the scanner
SBU board.
[ 0 to 4 / 0 / 1 /step ]
0: Default (Scanned Image)
1: Cyan pattern
2: White pattern
3: Cyan Pattern 16 steps
4: Line pattern
Selects the test pattern generated by the scanner
SBU board.
[ 0 to 4 / 0 / 1 /step ]
0: Default (Scanned Image)
1: Magenta pattern
2: White pattern
3: Magenta Pattern 16 steps
4: Line pattern
Selects the test pattern generated by the scanner
IPU board.
[ 0 to 4 / 0 / 1 /step ]
0: Default (Scanned Image)
1: Yellow pattern
2: White pattern
3: Yellow Pattern 16 steps
4: Line pattern
Adjusts the offset data of the printer gamma for
black in B&W and Photo mode.
[ 0 to 30 / 15 / 1 /step ]
See 'Replacement and Adjustment – Gamma
Correction – Copy Mode' for how to use.
5-36 SM