L9N-7880LC2RF DATARADIO

UHF DATATRANSCEIVERS PLLSYNTHESIZED(EEPROM) ServiceManual HERMES ELECTRONICS CO., LTD. HEC TABLE OF CONTENS 1. SPECIFICATION ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..2 2. CONNECTIONSAND OPERATIONDESCRIPTION... ... ... ... ...... ... ... 3 3. CIRCUIT DESCRIPTION ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..4-6 4. PERFORMANCETEST AND ALIGNMENT... ... ... ... ... ... ... ... ... ... ...7 5. TEST EQUIPMENT CONFIGURATION... ... ... ... ... ... ... ... ... ... ... ... ...8 6. TRANSMITTER PERFORMANCE TEST ... ... ... ... ... .... ... ... ... ... ... ... ... ... .9-11 7. PARTSLIST ...... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..12-15 8. PROGRAMMER INSTRUCTION... ... ..... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .16-20 9. PRINT CIRCUITBOARD LAYOUT... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .....21-22 10. PARTSASSEMBLY ... ... ... ....... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .23 11. BLOCK DIAGRAM ... ... .... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...24 12. SCHEMATICSDIAGRAM... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...25 PAGE1 1. SPECIFICATION GENERAL SPECIFICATIONS POWERSOURCE ... ... ... ... ... ... ... ... ... ... ... ... ... ... ...6.0VD.C. TEMPERATURE RANGE STORAGE ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .80°Cmaximum-40°Cmin. 25°Cnominal OPERATING ... ... ... ... ... ... ... ... ... ... ... ... ... ... .70°Cmaximum-20°Cmin. ANTENNA IMPEDANCE ... ... ... ... ... ... ... ... ... ... ... ... ...50Ω FREQUENCY CONTROL ... ... ... ... ... ... ... ... ... ... ... ... ... ...PLL SYNTHESISER FREQUENCIESOFOPERATION ... ... ... ... ... ... ... ... ... ..406-430MHZ,450-470MHZ FREQUENCY TOLERANCE AND STABILITY ... ... ... ... ±1.5PPM HIGH HUMIDITY ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .90﹪ CHANNEL CAPABILITY ... ... ... ... ... ... ... ... ... ... ... ... ... .1(16CH OPTION) NOMINAL DIMENSIONS ... ... ... ... ... ... ... ... ... ... ... ... ... .60㎜(L)X30㎜(W)X25㎜(H) WEIGHT ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .18.5g RADIO DATA TRANSCEIVER NOMINAL PERFORMANCE RF OUTPUT POWER ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..<3W MODULATION TYPE ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .FM CHANNEL SPACING ... ... ... ... ... ... ... ... ...... ... ... ... ... ... .25KHZ/12.5KHZ TRANSMIT ATTACKTIME ... ... ... ... ... ... ... ... ... ...＜25 mS CURRENT CONSUMPTION TRANSMIT ... ... ... ... ... ... ... ... ... ... ... ... [email protected] RECEIVE... ... ... ... ... ... ... ... ... ... ... ... ..60mA PAGE2 4.PERFORMANCETESTANDALIGNMENT Thealignmentandperformancetestproceduresassumetheuseofthefollowingequipment. Discrete test equipment Volt MeterSpectrum Analyser and notch filter(option) RF Power Meter.Coupler (20dB isolation) DC Power Supply, 0-15V 2A minDistortion Meter Oscilloscope, 20 MHz dual beam RF Frequency Counter, 100 kHz-600 MHz AF Signal Generator 0–20 kHz RF Signal Generator SINAD Meter Modulation Meter Audio Power Meter PAGE7 8.PROGRAMMERINSTRUCTION Welcome to PC Programmer. Please Read this file, before you first use the software. TABLE OF CONTENTS 1. Brief introduction 2. Before Installing 3. Install PC Programmer 4. INSTRUCTIONS 5. UnInstall PC Programmer 1. Brief introduction Welcome to PC Programmer. This program is designed to be used with the Interface Adapter. The following equipment will be needed to program the Device: A. A computer to install this program with at least 2 MB available space in hard disk and a 9-pin male RS-232 serial port. B. Win 95,Win 98,Win ME or Win 2000 Operation System. C. Part of the Programming Kit 1) An interface Adapter. 2) A CD disk with the program, PC Programmer files 2.Before Installing Before You Run Setup, make sure that your computer meets the minimum requirements mentioned above, and read the Readme file(this file). NOTE: If you firstly install PC Programmer in you system, the setup may update some system files on your computer , so you may run the setup again after your system be updated. Please follow the installation instruction on the screen. 3. Install TO install PC Programmer on your computer 1)Insert the CD. 2)Run Setup.exe 3)Follow the installation instruction on the screen. Important: You cannot simply copy files from the CD to your hard disk and run PC Programmer . You must use the Setup program, which decompresses and installs the files in the appropriate directories.PAGE16 4. INSTRUCTIONS 4.1 Connection 4.2 Start up PC Programmer 4.3 Edit Configuration 4.3.1 Open/Recall/Upload Configuration file 4.3.2 Edit Channel data 4.3.3 Set Option item 4.3.4 (Block)Cut/Copy/Delete/Paste 4.3.5 Auto-Frequency edit 4.3.6 Save a Configuration to disk 4.3.7 Download Configuration to device 4.3.8 Print a Configuration 4.4 Exit PC Programmer 4.1 Connection 1.Connect one side of Interface Adapter to the computer's serial port. Never care the port number, the PC Programmer will locate it automatically. 2.Connect the other side of Interface Adapter to the Device's 9-pin male RS-232 port. 3.Connect power supply to device and LED will be light. The device will into PC_programming mode automatically, please see the picture of below. PAGE17 4.2 Start up PC Programmer 1.Select 'Start', choose 'Programs', click on the '*** Serial PC Programmer' program. 2.When HD Serial PC Programmer is started, a main form will be shown after a greeting form. 3.There has a menu bar at the top of the main form, and a message box at the bottom. NOTE:The program is menu driven for all pertinent commands. All the commands can be accessed by either key board or the left mouse button. Access keys mainly used are: 'Tab' or 'Arrow' to move focus(or cursor) 'Enter' to active a focused co…

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Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 110 of 117 Pictures External Photos Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 111 of 117 Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 112 of 117 Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 113 of 117

Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 114 of 117 Internal Photos Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 115 of 117 Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 116 of 117

Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd. Page 82 of 83 12. Maximum Permissible Exposure 12.1 Applicable Standard Systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy levels in excess limit for maximum permissible exposure. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as a mobile device whereby a distance of 0.52 m normally can be maintained between the user and the device. 12.2 MPE Calculation Method E ＝ Electric field (V/m) P ＝ output power (W) G ＝ EUT Antenna numeric gain (numeric) d ＝ Separation distance between radiator and human body (m) The formula can be changed to Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd. Page 83 of 83 Max output power (W) Antenna numeric Gain Power Density(S) (mW/cm²) Limit of Power Density (S) (mW/cm²) Test Result 2.91 3.02 0.258 0.27 Complies From the peak EUT RF output power, the minimum mobile separation distance, d=0.52 m, as well as the gain of the used antenna, the RF power density can be obtained.

of Applicant: AES Corporation Address: 285 Newbury Street, Peabody, MA01960 USA Tested and Prepared by Worldwide Testing Services (Taiwan) Co., Ltd. FCC Registration No.: 930600 Industry Canada filed test laboratory Reg. No. IC 5679A-1 A2LA Accredited No.: 2732.01 Report No.: W6M21102-11262-C-1 6F, NO. 58, LANE 188, RUEY-KUANG RD., NEIHU TAIPEI 114, TAIWAN, R.O.C. TEL: 886-2-66068877 FAX: 886-2-66068879 E-mail: [email protected] FCC PART 90 TEST REPORT for RF DATARADIO Model No.: 52-7880LC2 FCC ID: L9N-7880LC2 Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd. Page 1 of 83 TABLE OF CONTENTS 1. GENERAL INFORMATION ....................................................................................................3 1.1 NOTES..........................................................................................................................................3 1.2 TESTING LABORATORY................................................................................................................4 1.2.1 Location ..............................................................................................................................4 1.2.2 Details of accreditation status ............................................................................................4 1.3 D ETAILS OF APPROVAL HOLDER...................................................................................................5 1.4 A PPLICATION DETAILS.................................................................................................................5 1.5 GENERAL INFORMATION OF TEST ITEM........................................................................................5 1.6 TEST STANDARDS.........................................................................................................................6 2. TECHNICAL TEST ...................................................................................................................7 2.1 S UMMARY OF TEST RESULTS........................................................................................................7 2.2 TEST ENVIRONMENT....................................................................................................................7 2.3 D ESCRIPTION OF TESTED SYSTEM................................................................................................7 2.4 TEST EQUIPMENT LIST.................................................................................................................8 2.5 GENERAL TEST PROCEDURE......................................................................................................11 3. TEST RESULTS (ENCLOSURE) ..........................................................................................12 4. MODULATION CHARACTERISTICS ................................................................................13 4.1 T EST PROCEDURE.......................................................................................................................13 4.2 TEST SETUP...............................................................................................................................13 4.3 TEST RESULTS............................................................................................................................14 4.3.1 Audio Frequency Response...............................................................................................14 4.3.2 AUDIO INPUT VERSUS MODULATION........................................................................18 4.3.3 Necessary Bandwidth........................................................................................................22 5. FREQUENCY STABILITY ....................................................................................................29 5.1 T EST PROCEDURES.....................................................................................................................29 5.2 T EST SETUP...............................................................................................................................29 5.3 T EST RESULT.............................................................................................................................30 6. TRANSMITTER OUTPUT POWER .....................................................................................32 6.1 T EST PROCEDURES.....................................................................................................................32 6.2 T EST SETUP...............................................................................................................................32 6.3 TEST RESULT.............................................................................................................................33 6.3.1 Conducted Power..............................................................................................................33 6.3.2 Radiated Power.................................................................................................................33 6.4 L IMIT.........................................................................................................................................36 7. EMISSION MASKS .................................................................................................................37 7.1 T EST PROCEDURES.....................................................................................................................37 7.2 TEST SETUP...............................................................................................................................37 7.3 T EST RESULT.............................................................................................................................37 8. TRANSMITTER SPURIOUS RADIATED EMISSION ......................................................44 Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd. Pag…

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Registration number: W6M21102-11262-C-1 FCC ID: L9N-7880LC2 Worldwide Testing Services(Taiwan) Co., Ltd.Appendix page 117 of 117 Set Up Photo of Radiated Emission