Ericsson DM-20 Interface Manual
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Ericsson DM-20 Interface Manual

Ericsson DM-20 Interface Manual

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Exhibit 8: OEM Interface Manual
DM-20
OEM I
M
NTERFACE
ANUAL
Page 1 of 11
©1999 Ericsson Inc.

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Summary of Contents for Ericsson DM-20

  • Page 1 Exhibit 8: OEM Interface Manual DM-20 OEM I NTERFACE ANUAL Page 1 of 11 ©1999 Ericsson Inc.

  • Page 2: Table Of Contents

    ACILITIES 3.4........................8 LECTRONIC EVICES 3.5..........................9 LASTING REAS 3.6................... 9 OTENTIALLY XPLOSIVE TMOSPHERES 3.7............................9 EHICLES 3.8.................. 9 EHICLES EQUIPPED WITH AN AIRBAG 3.9........................... 9 ESPONSIBLE Page 2 of 11 ©1999 Ericsson Inc.

  • Page 3: Dm20 Transceiver Module Outline Drawing

    Exhibit 8: OEM Interface Manual 1. DM20 Transceiver Module Outline Drawing Page 3 of 11 ©1999 Ericsson Inc.

  • Page 4: Mechanical

    Exhibit 8: OEM Interface Manual 1.1. Mechanical The DM-20 module has no mechanical elements other that the main PCB assembly. All critical electronic components are shielded using sheet metal cans to prevent internal/external electromagnetic interference from degrading the module’s performance and to prevent the module from interfering with other nearby devices.

  • Page 5: Electrical

    Exhibit 8: OEM Interface Manual 1.2. Electrical The diagram below shows an overview of the electrical interface between the DM-20 module and a typical application. DM-20 Electrical Interface Customer Application Antenna Power Power & GND Voltage Regulator DM-20 Serial Interface...

  • Page 6: Mobile Station Power Class

    A logic level "0" on pin 19 of the system connector returns the unit to full operation although there may be a significant delay while the module reestablishes registration with the cellular network Page 6 of 11 ©1999 Ericsson Inc.

  • Page 7: Absolute Maximum Ratings

    Exhibit 8: OEM Interface Manual Absolute Maximum Ratings Parameter Rating Units Supply voltage 6.0 volts 5.2-6.8 Volts 13.6 volts 10.88-16.32 Volts Operating temperature -40 to +70 °C Storage temperature -40 to +85 °C Page 7...

  • Page 8: Safety

    Exhibit 8: OEM Interface Manual Safety Exposure to Radio Frequency Signals designed as or to be configured as a hand held device. Use as a portable transmitter will module includes: • remote electrical meter reading • telematic communication for vehicles •...

  • Page 9: Blasting Areas

    A Guide to Safe and Responsible Wireless Phone Use TENS OF MILLIONS OF PEOPLE IN THE U.S. TODAY TAKE ADVANTAGE OF THE UNIQUE COMBINATION OF CONVENIENCE, SAFETY AND VALUE Page 9 of 11 ©1999 Ericsson Inc.
  • Page 10 4. Suspend conversations during hazardous driving conditions or situations. Let the person you are speaking with know you are driving; if necessary, suspend the call in heavy traffic or hazardous weather conditions. Rain, sleet, snow and ice can Page 10 of 11 ©1999 Ericsson Inc.
  • Page 11 And, as we take to the roads, we all have a responsibility to drive safely. Page 11 of 11 ©1999 Ericsson Inc.

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