Ricoh MP C307 Field Service Manual page 202

Image Adjustment
Shadow SP1-104-002
Middle SP1-104-003
- Adjustment Procedure -
1.
Execute ACC for the printer mode.
2. Enter the SP mode.
3. Select "Printer SP".
4.
Select SP1-102-001. Then select the necessary print mode to adjust. Then select "2" that is used by default
printing as priority.
0: 1200 x 1200 photo mode (1bit/4col)
1: 600 x 600 photo mode (4bit/4col)
2: 600 x 600 photo mode (2bit/4col) (Default)
3: 600 x 600 photo mode (1bit/4col)
4: 1200 x 1200 text mode (1bit/4col)
5: 600 x 600 text mode (4bit/4col)
6: 600 x 600 text mode (2bit/4col)
7: 600 x 600 text mode (1bit/4col)
5.
Execute SP1-103-001 to print out a color grayscale chart sheet if you want to examine the image quality
for these settings.
6.
Adjust the color density with SP1-104. Compare the color grayscale chart sheet with the C-5Y chart.
1. Adjust the density in this order: "Shadow", "Middle", "Highlight".
2. Check that the following reference patches on the grayscale chart are within the following range
of the C-5Y chart.
Item to adjust
Shadow (High ID)
Middle (Middle
ID)
Highlight (Low
ID)
7.
Use SP1-105-001 to keep the adjusted settings.
8. Turn the main power OFF and ON.
196
K
SP1-104-022
SP1-104-023
Reference patch on the grayscale
(related to the half tone area)
12th patch from the lighter density
8th patch from the lighter density
4th patch from the lighter density
C
SP1-104-042
SP1-104-043
chart
M
SP1-104-062
SP1-104-063
Level on the C-5Y chart
(13 rows scale)
C,M,Y: 6 to 10, Center is the 8th
row
K: 8 to 12, Center is the 10th row
C,M,Y: 3 to 7, Center is the 5th row
K: 5 to 9, Center is the 7th row
C,M,Y: 1 to 4, Center is the 2nd
row
K: 1 to 5, Center is the 3rd row
Y