User`s guide

Rockhopper 38 – User’s Guide
Page 75 AP-75038, Rev. 1.0. – 27/05/04
Step 7:
If no other items are to be changed, press the [BACK½] key.
Step 8:
Do not press any other key for 3 minutes or press [BACK½] key again.
Step 9:
The permanent display is restored.
5.4.2.2.Halftone
This specifies the method for expressing pseudo-halftone processing of MH-GL2 (vector) data or unbinarized
MH-RTL (raster) data.
Speed :
Rapid expression of tones with an error diffusion matrix
Quality :
High quality expression of tones by error minimization
Thin:
Try this if the data was prepared for another brand of printer and high speed diffusion
appears too dense.
To change the Halftone (Tone Processing) setup proceed as follows:
Step 1:
If a menu is to be specified, press the [MENU] key.
Step 2:
The key contents change to the purple section on the outside of the
operation panel.
Bring up the "Function" menu by pressing the [MENU UP¿] key or [MENU
DOWNÀ] key.
Step 3:
Press the [ENTER] key to confirm the "Function" menu and shift to the next
level.
Step 4:
Bring up the "Halftone" item by pressing the [MENU UP¿] key or [MENU
DOWNÀ] key.
Step 5:
Press the [VALUE+] key or [VALUE-] key to set halftone to "Speed",
"Quality" or "Thin".
Step 6:
Press the [ENTER] key to confirm "Halftone" and shift to "CMY -> BLACK".
Step 7:
If no other items are to be changed, press the [BACK½] Key.
Step 8:
Do not press any other keys for 3 minutes or press [BACK½] key again.
Step 9:
The permanent display is restored.
Plot OK
*Menu* Function>
Plot OK
Plot OK
*Menu* Command>
*Menu* Function>
*Menu* Function>
Halftone: Speed
Halftone: Thin
CMY -> BLACK No