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Huawei MS2131
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MS2131
MS2131 Electrical and Reliability Features
Issue 02 (2017-1-13)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
37
Test Item
Test
Result
Test Parameter
2 Weight bearing test PASS 70 kgf for 2s on the front and rear surfaces
3 Pressing test PASS 120 N for the surfaces
4 Bending test PASS 2 kgf for 1min
5 Twisting test PASS 0.5 Nm for 500 times
6
Swapping/disassembling
endurance test
PASS Connecting to an antenna for 3000 times
7 Working vibration PASS
Sine wave vibration
1. Frequency range: 5 to 500 Hz
2. Acceleration: 2G
3. Sweep frequency: 0.5 oct/min
4. Test duration: three directions (X, Y, and Z),
2h for each direction
Random Vibration
1. Frequency range: 5 to 500 Hz
2. PSD: 0.04 g²/Hz
3. Test duration: three directions (X, Y, and Z),
1h for each direction
8 Working shock PASS
1. Half sine wave with an acceleration speed of
300 m/s²
2. Pulse duration: 11 ms
3. Shock times: Six directions, three times for
each direction, 18 times in total
9
Low-temperature
storage
PASS
40°C for 24 hours with all specifications,
functions, and mechanical performance
remaining normal
10
High-temperature
storage
PASS
85°C for 24 hours with all specifications,
functions, and mechanical performance
remaining normal
11
Low-temperature
operation
PASS
–20°C for 24 hours with all RF specifications
and electrical performance remaining normal
(during developing phase)
12
High-temperature
operation
PASS
55°C for 24 hours with all RF specifications and
electrical performance remaining normal (during
developing phase)
13 Damp heat cycling PASS
Raise the humidity to 95% within 1h and keep
the test chamber temperature at 25°C. Raise the
temperature to 55°C within 3h and keep the
humidity at 95%. Keep the temperature at 5C
and the humidity at 95% for 9h. Decrease the
temperature to 25°C within 3h and keep the
humidity at 95%. Keep the test chamber
temperature at 25°C and humidity at 95% for 9h.
The pr
eceding operations are one cycle. Perform
two cycles for the test.

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