Multi-Tech Systems 92U10E06831 ユーザーズマニュアル

PART 2 – Cellular SocketModems 

Chapter 5 – SocketModem Cell and iCell – HSPA 

Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342M) 

94 

 

 

Hot Dwell – 16 hr

 

 EN60068-2-2  Functionally test product at upper temperature limit for 16 

hours. Test Bb 

 

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Cold Dwell – 16 hr

 

 EN60068-2-1  Functionally test product at lower temperature limit for 16 

hours. Test Ab 

 

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Temperature 
Cycling

 

 EN60068-2-14 Test Nb.  Gradual Change

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Radio Breakpoint

 

 

The highest temperature at which the radio functions before 
the product fails.

 

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Vibration (Sine)

 

SAE J1455

 

Cab mounted, 1.04G overall rms level, X,Y,Z axes 60 
minute duration each axis. 10-500hz sweep

 

Outside Lab

Vibration (Random)

 

SAE J1455

 

Cab mounted, Transverse axis plot, X,Y,Z axes 60 minute 
duration each axis. 10

-

500hz sweep

 

Outside Lab

Drop Test

 

SAE J1455

 

Handling drop, 1 meter height, unpackaged

 

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Power Cycle Test

 

 

 

1000 on/off power cycles or 24 hour duration

 

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4-Corners Test

 

 

Verify product operates at four points.

    

High Temp Limit with max voltage limit 

    High Temp Limit with min voltage limit 
    Low temp limit with max voltage limit 
    Low temp limit with min voltage limit 

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Cold Start Test

 

 

 

One hour dwell at 0C, then power-up and test. One hour 
dwell at –10C, then power-up and test. Repeated until 
lowest power-up temperature reached.

 

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Power Draw

 

 

Measure the power consumption of each version of this 
product.

 

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MTBF Report

 

 

Calculate the sum of the individual part failure rates that 
make up the product

 

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The RF connector on the SocketModem is an UFL standard type.  See Chapter 1 for Antenna System details. 

 

 

Preliminary  

Confidential