Lcm Inspection Criteria (For New Lcm) - HTC CENSUS Service Manual

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Doc. Title

3. LCM inspection criteria (for new LCM)

Definition:
D：diameter，W：width，L：length，S：separation
D2
a
D = (D1+ D2) / 2
LCM Electrical Characteristic inspection standard
Inspection Defects
Electrical
Characteristic
Defects
Foreign scratch,
objects or lint on
power off status
HTC CONFIDENTIAL
HTC Corporation
Melbourne Service Manual
D1
Single
Bright Dots
2 adjacent
3 or more adjacent
Single
Dark Dots
2 adjacent
Dark or Bright lines
All Allowable Dots Defects
Shift and tilt of screen viewed area
0.03
Scratch L ≦ 5 mm
N ≦ 2
W2
< W ≦01mm
Doc. No.
DOC-00025733
Issued Date 2008/1/15
Revised Date 2008/7/14
Page
W (W1)
L
Accept Level
Red+ Green+ Blue ≦ 3
S≧5 mm
0
0
Total number ≦ 2
S≧5 mm
0
0
Total Number ≦ 3
S≧5 mm
The black edge around display
area must be detected by front
view
REV.
A03
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