GRAPHTEC FC2250 Series User Manual page 69

Chapter 4 REGISTRATION MARK SETTINGS AND DETECTION
4.10 Setting the Sensing Interval
If the line segments are fine, registration marks may not be detected even when the slowest registration
mark detecton speed has been set. If the nterval has been set to 0, the regstraton marks are detected
through samplng durng movement. If the nterval s set to 5, 10 or 15µ, regstraton marks are sensed at the
specified interval.
The sensing interval setting is only enabled for registration mark pattern 3.
(1) Press the [PAUSE] key to select PAUSE mode.
(2) Press the [NEXT] key repeatedly untl the followng menu s dsplayed.
FORCE
MARK
BUFFER CLR.
SPEED
(3) Press the [F1] key (MARK) to dsplay the regstraton mark functons selecton menu.
FORCE
MODE
TYPE
SPEED
(4) Press the [F4] key (OTHER SETUPS) to dsplay the menu shown below.
FORCE
SIZE
ORG OFT
SPEED
(5) Press the [F4] key (SENS OPT) to dsplay the menu shown below.
FORCE
LEVEL
SENS SPD SENS STEP
SPEED
(6) Press the [F4] key (SENS STEP) to dsplay the menu shown below.
FORCE
TYPE 3 SENSING INTVL
NO. OF STEPS= 5 um
SPEED
Use the [ ] or [
the dsplayed settng s satsfactory, press the [ENTER] key to confirm your selection.
Setting range: 0, 5, 10, 15 (µm) [Default value: 0]
Settng a lower value enables sensng to be performed more easly. If 0 has been selected, regstraton mark sensng
s performed contnuously.
(7) Press the [PAUSE] key to cancel PAUSE mode.
4-18
OFFSET
TOOL U/D
VIEW
QUALITY
OFFSET
DIST ADJ
OTHER SETUPS
QUALITY
OFFSET
ADJ. SENS
SENS OPT
QUALITY
OFFSET
QUALITY
OFFSET
QUALITY
] key to move the blnkng cursor, and the[ ] or [ ] key to change the numerc value. When