BeStar DU2-50P2 12V LF - Manual (Page 5)

T
h
is
p
ri
n
t
a
n
d
i
n
fo
rm
a
tio
n
t
he
re
i
n
a
re
p
ro
p
ri
e
ta
ry
t
o
B
e
s
ta
r
E
le
c
tr
o
n
ics
I
ndu
s
tr
y
C
o
.,
L
td.
a
nd
s
h
a
ll
no
t
b
e
u
s
ed
i
n
w
h
o
le
o
r
in
pa
rt
w
ith
ou
t
it
s
w
ri
tt
en
c
on
tent
B
6
A
4 5 3
C
2 1
A
B
C
D
E
F
G
H
6 4 5 3
D
E
F
G
1 2
www.be-star.com [email protected]
Drawn by:
Approved by:
Checked by:
Date:
Page:05 of 07 DRG NO:BS/TEA01.143B
Alarm
程久生 Drawn Rev. Date Note
陈小东
廖明才
程久生
陈小东
09/04/30
DU2-50P2 12V LF
廖明才
DU2-50P2 12V LF
B 09/04/30 廖明才
5.1-5.3 Speaker should be measured after 2hrs exposed in normal temperature,
after each of test,no abnormality shall exist
5.1 Low temperature test
Temperature -20
°C
Duration 98hrs
5.2 High temperature test
Temperature +65 °C
Duration 98hrs
5.3 Humidity test
Temperature +40
°C
Humidity 95%RH
Duration 98hrs
5.4 Durability test
Duration Testing after 1000hours actual continuous operation
5.5 Drop test
Height 70cm to the surface of 10mm thick woodenboard
5.6 Vibration test
Cycles 2000cycles per minute
Amplitude 2mm
Directions x,y,z three directions for 30min each
5.Reliability Test