14.5 ENVIRONMENTAL TESTING
ITEM CONDITIONS CRITERIA
High Temperature
Storage 60℃ : 120h & 25℃: 24h
Low Temperature
Storage -20℃ : 120h & 25℃ : 24h
Temperature
Cycle
-20℃ 70℃ : 10 Cycles within
(30) (60) (30) : minutes & 25℃
: 24h (Without Condensation)
Humidity Storage 60℃ , 90%RH. 120h
Durability for
Keystroke 150g , R8, HS40 Silicon Rubber
(Speed : 330mm/sec)
: 1000000 Activations
After testing must to
meet the specifications
of the Electrical,
Mechanical & Optical
Characteristics.
14.6 APPEARANCE SPECIFICATION
No. ITEM CRITERIA A B
FILAMENTOUS
Length
L(mm) Width
W(mm)
Maximum
Number
Acceptable
L≦12 W≦0.05 Ignore
L≦5 0.05＜W≦0.1 3
Hair Flaws
L＞2 0.1＜W None
O-
Average Diameter
D(mm) Maximum Number
Acceptable
D≦0.1 Ignore
0.1＜D≦0.3 5
Dot-shaped
Impurities
0.3＜D None
FILAMENTOUS
O-
Length
L(mm) Width
W(mm)
Maximum
Number
Acceptable
L≦12 W≦0.05 Ignore
L≦12 0.05＜W≦0.1 5
T
/
P
Scratch
L＞12 0.1＜W None
O-
KAOHSIUNG HITACHI
ELECTRONICS CO.,LTD. DATE 7B64PS 2714- SP14Q006-TZA-8 PAGE 14-3/4
Sh.
No.
Nov.12,’10
