No. Item Criterion
7 Segment
pattern
W = Segment width
= (X+Y)/2
(1) Pin hole
< 0.10mm is acceptable.
8 Back-light
(1) The color of backlight should correspond its
specification.
(2) Not allow flickering
9 Soldering
(1) Not allow heavy dirty and solder ball on PCB.
(The size of dirty refer to point and dust defect)
(2) Over 50% of lead should be soldered on Land.
10 Wire
(1) Copper wire should not be rusted
(2) Not allow crack on copper wire connection.
(3) Not allow reversing the position of the flat cable.
(4) Not allow exposed copper wire inside the flat cable.
11* PCB
(1) Not allow screw rust or damage.
(2) Not allow missing or wrong putting of component.
X
X
Y
316W
啼314W
Y
W
Point Size Acceptable Qty
啼316W
Disregard
1
祆314W"
0
Ui
Lead
Land
50% lead