User`s manual

7-6
7
BGA/CSP Inspection
F C1 BRTREG COND SCREEN COND SAVE DETAIL
SET=VALUE INPUT ESC=BACK SEL=CHNG IMG TRG=FUNC
NO
RECTANGLE
CIRCLE
ELLIPSE
1 REGISTER NO.
0(0∼3)
2
MEAS SHAPE RECTANGLE
3
MEAS AREA SET
(224,208)∼(287,271)
4 THRESHOLD SET [U.LM255 L.LM100 (0~255)]
5
INVERT B/W NO
6
NUM. OF DTECT X00 Y00 (0~64)
7 MASK NO. 0(0~3)
8 MASK SHAPE NO
9 BINRY PROCESS FIXED
0 BINARY NOISE FILT NO
q BOUNDARY PROCESS VALID
w AREA FILTER U.LM245760 L.LM000000(0~245760)
VALID
INVALID
NO
EXPD.→CONTR.
CONTR.→EXPD.
FIXED
THRES-ADJ (VAR-DIFF)
THRES-ADJ (VAR-RATE)
□MASK REGIST.
□
BINARY PROCESS
□
BINRY NOISE FILT
□
BOUNDARY PROCESS
□
AREA FILTER
THRESHOLD
Specify a threshold value.
Move the cursor to " U.LM" and press the SET key. Then move the cursor to " L.LM" and
press the SET key again. The current value will be highlighted for each item. You can
increase or decrease the value by pressing the up and down arrow keys. Press the ESC key
to confirm the value you want.
For details, see page 3-11.
INVERT B/W
Select whether to invert the display of black and white inside the measurement area.
NUM. OF DTECT
Specify the number of solder balls to detect using a matrix (lines x rows). (The balls shown on
page 7-1 are arranged in a 3 x 2 matrix. Therefore, in this case specify X = 3 and Y = 2.)
Setting the mask details
On the "REG COND" screen, move the
cursor to the upper function menu by
pressing the TRG/BRT key. Select
"DETAIL" by pressing the left and right
arrow keys and then press the SET key. On
the popup menu, you can select "MASK
REGIST.," "BINARY PROCESS,"
"BINARY NOISE FILT," "BOUNDARY
PROCESS, " and "AREA FILTER." The
items selected here will be displayed on the
"REG COND" menu.
MASK NO.
Select a mask number.
* This is available when "NORMAL" is
selected on the " WINDOW" line.
MASK SHAPE
Select mask shape.
- Select "NO," "RECTANGLE," "CIRCLE," or "ELLIPSE."
- When "BINARY-IMG-MASK" is selected on the " WINDOW" line, this line will not
appear, since this is already selected on the "MASK BINARY IMG" screen.
- When "POLYGON" is selected on the " WINDOW" line, specify the polygonal shape of the
mask.
BINARY PROCESS
Select a binary processing method. Move the cursor to "FIXED," "THRES-ADJ (VAR-DIFF)"
{adjustable threshold value (variation difference)}, or "THRES-ADJ (VAR-RATE)" {adjustable
threshold (variation rate)}, and press the SET key to continue.
For details, see page 3-13.
.
BINARY NOISE FILTER
Select a binary noise filter type. Move the cursor to "NO," "EXPD. → CONTR." (expansion →
contraction), or "CONTR. → EXPD" (contraction → expansion), and press the SET key to
continue.
For details, see page 3-14.