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LU9260875Transmitter Portion of Express Chat

MGA Entertainment (HK) Ltd.
Transmitter Portion of Express Chat - FCC ID LU9260875 - MGA Entertainment (HK) Ltd.
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Application Details

Equipment Class
DSC - Part 15 Security/Remote Control Transmitter
Date of Grant
Jun 25, 2003
Application Purpose
Original Equipment
Date of Application
Jun 25, 2003
Equipment Note
Transmitter Portion of Express Chat
Frequency Range
315.00000000 - 315.00000000
Company
MGA Entertainment (HK) Ltd.
Country
Hong Kong

Documents & Files

Select a file to view

Users Manual

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Block Diagram

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External Photos

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ID Label/Location Info

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Internal Photos

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Operational Description

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Schematics

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

Page 1 Bratz Express Chat™ Operating Manual Introduction Now take the chatting virtually anywhere with the Bratz Express Chat ™. This hip & cool design allows girls to send Instant Messengers to other devises up to 100 feet. It also has other capabilities such as electronic organizer, unit using VHF radio frequency transmission. Features • Stylus based touch keyboard input. • Telephone book for Name, Phone number and e-mail storage • Memo section for important notes and schedule setting • Daily alarm • Time with 12/24 hour format user selectable • Date with MM/DD or DD/MM format user selectable • 4 buttons for direct access selection • Individual star shape on/off button • Key input confirmation tone • 10 digit calculator • 2 row full dot matrix LCD display • Friend maker • Chat mode • Email mode • Game mode • Auto power off • Low battery alert. Auto Power Off When none of the keys have been pressed for about 3 to 4 minutes the Bratz Express Chat ™ will turn the power off automatically to conserve battery power . (Actual time may vary depending upon condition of use). To restore power, press on/off key. Page 2 Controls & Display Icons Battery Installation Refer to Figure 1, unscrew the battery door to remove it. Refer to Figure 2, insert 3 AAA size batteries with positive (+) and negative (-) ends in the proper direction as indicated in the battery compartment. Battery Precautions - Non rechargeable batteries are not to be recharged; - Rechargeable batteries are only to be removed from the clock before being charged; - Rechargeable batteries are only to be charged under adult supervision; - Different types of batteries or new and used batteries are not to be mixed; - Only batteries of the same of equivalent type as recommended are to be used; LCD Display UP DOWN LEFT RIGHT ON/OFF MEMBRANE KEYBOARD Page 3 - Batteries are to be inserted with the correct polarity; - Exhausted batteries are to be removed from t he unit; - The supply terminals are not to be short circuited; - Never dispose the batteries in fire, it may lake or explode. System Specification - 12 digit x 2 rows full dot matrix - 3 x AAA batteries - 315MHz Radio Frequency Transmission and Receive - Low battery indicator warning - Auto Power off when there is no key being input for 4 minutes and no sound - Unit will not receive message when playing Tennis game. Reset - Press [on] & [reset] to clear all memory. - Press [Y] to confirm clear all, press [N] to abort. OFF/ON - Press button to turn the unit power on and off. USER NAME - When first time install battery, the Bratz Express Chat ™ will prompt you to enter user name, please type it then press enter to set. CHANGE USER NAME - To change user name, go to FRIEND MAKER mode then press enter or = key to change the user name. When done press ENTER key to set. Time mode - Hold to set time - [MD/DM] to toggle month/day display format (default: dd/mm/yy) - [12/24] to toggle 12-hr/24-hr display format (default: 24hr) SAT 30/ 2 ’02 P 3:34 SAT 2/ 30 ’02 P 3:34 SAT 30/ 2 ’02 15:34 Page 4 - [dst] to toggle day light saving on/off (default: OFF) - [Tone] to toggle key tone on/off (default ON) - [APM] to toggle AM/PM - When done a [:] will flash 2 Hz interval Set Password (Lock mode) - [Lock] enter 4 digit to set password A key shows in 2nd row if Bratz Express Chat™ is locked ** Phonebook, memo, email, chat & friendmaker does not access when locked ** Password Unlock - [Lock] to unlock Bratz Express Chat ™ - - Re-enter 4 digit password to unlock the Bratz Express Chat™ - If forget the password input ‘0000’ to remove old password. Contrast - Press UP/DOWN the direction key to set display contrast. Alarm mode - Press to view alarm at TIME mode - [TONE Alm] to toggle alarm ON/OFF - Hold to set alarm - [APM] to toggle AM/PM - Icon  is ON when alarm is set - Alarm sound duration is 120 seconds - Press any key to stop the alarm sound once activate SAT 30/ 2 ’02 16:34 d PASSWORD? A1B2 RE-ENTER? A1B2 SAT 30/ 2 ‘02 P 03:34 PASSWORD? A1B2 ALARM A 12:00 Page 5 Phone Book - [Phone] to phonebook mode Name(32 Letters) Telephone(16 numbers) Email(32 Letters) and Records(max 99) - [View] to toggle no. of record & free space New - [New] to add new record(max 99) - Input Name in 2nd row - Press [Shift] to input symbol - Press [Shift] + [Ins] to insert a space to cursor - Press [Del] to del a char from cursor - [Enter] to confirm and no input number if name field not empty - Input Number “0~9” only in 2nd row - [Enter] to confirm and input email in 2nd row - Press [Enter] to save and sort by name field in alphabetic order only Bratz Express Chat ™ will prompt “SAVE” for 2 seconds and return to phonebook mode VIEW - Direction key [Up][Down] to browse recode(s) - Direction key [Left][Right] to shift a row left/right by a letter - Name field always shows in 1st row View to toggle telephone/email & display in 2nd row Enter telephone icon or email address icon “@” will on respectively - Press [Del] to delete record in view mode - Press [Y] to confirm delete record, other abort PHONE BOOK RECORD: 10 PHONE BOOK 1738 B NAME? VIVIAN NUMBER? 123456789 EMAIL? [email protected] SAVE ! PARTNER ABCD 123456789012 PARTNER ABCD [email protected] PARTNER ABCD [email protected] DELETE? YES/NO Page 6 Edit - Press [Edit] to editor record in view mode Edit Record in 2nd row - Press [Enter] to confirm & goes next field (Name, Telephone & Email) - Press [Enter] in email field to save & sort by name field in alphabetic order only Memory Full - When memory is full or number of record >99, Bratz Express Chat ™ will prompt “MEMORY FULL” message for 2 seconds - Return to edit mode & keep the last edit record in edit buffer Memo - Press [Phone] icon 2 times to Memo mode Memo (FIFO), message (max 48chars), records(max 99) - [View] to toggle no. of record & free space - Keys same as Phonebook CALCULATOR - [0...9] - [+] [-] [x] [÷] [%] [ √] - [=] [.] - [AC] [CE] PARTNER ABCD 123456789012 MEMORY FULL! MEMO RECORD: 4 MEMO 1712 B MESSAGE? P7:00 DINNER CALC …

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External Photos

Test Setup FCCID : LU9260875 External Photo –front External Photo - rear

Internal Photos

Test Setup FCC ID : LU9260875 Internal Photo – 1 Internal Photo - 2 Test Setup FCC ID : LU9260875 Internal Photo – 3 Internal Photo – 4 Test Setup FCC ID : LU9260875 Internal Photo – 5 Internal Photo – 6

Operational Description

Circuit Description, Instant Messenger 08 May 2003 The Instant Messenger (IM) is a MCU controlled transmitter/receiver working at 315MHz, powered by 3 pcs AAA battery. The circuit of IM has 4 main parts, MCU circuit, user interface, transmitter and receiver. User Interface There is a 1/16 duty LCD which displays received data, shows the operating mode and input from keyboard. The keyboard and LCD are connected to the MCU. The transistor Q6 outputs audio sound to the buzzer. MCU The MCU (MLC852A) is the heart of IM, the system clock is set up by a external resistor (R1). In sleep mode, the system clock is control by a crystal (32.768KHz) to lower the consumption. The MCU will decode incoming signal from Port 0-7 and send periodic signal via Port 1-0. It will switch on/off the receiver hardware via Port 1-1. Transmitter The oscillator (Q8) working at 315MHz is controlled by a SAW resonator, the output is coupled to the RF amplifier (Q9) via C26. A band pass filter (C13, C28, L2 and C29) is placed between the output amplifier (Q9) and the built-in antenna. The RF signal is generated when the positive (refer to ground) part of an encoded pulse. A pulse width modulation RF signal is being sent. Receiver The receiver power is obtained by a voltage regulator (Q2, Q3) and is switched on/off by a transistor Q4, which is controlled by the MCU. RF signal goes into a built-in antenna and RF amplifier (Q7) and, followed by a super-regenerative circuit (Q1). The super-regenerative (Q1) demodulates RF signal and sends recovered square wave to the slicer circuit (LM358) and, recovered signal goes into the Port 0-7 of the MCU. Most of the time the receiver is turned on to pick up RF signal sent by other IMs. It will, at a specific interval turns on the transmitter and sends out a package of data. When a signal is received which matches with a preset code, data will be received and stored and, a beep sound comes out from the buzzer. End of document

Schematics

COM[0..15] COM[0..15] SEG[0..63,66..69] P0.[0..3] Project Code: PG - 0 - 099 File:PG0099.DSN 01 Paragon Electronic LimitedParagon Electronic Limited Rev: Sheet: 1/1 16 October, 2002Date: Title: Instant Messager C1 0.1uF C2 0.1uF C3 0.1uF C4 0.1uF C5 0.1uF C6 0.1uF C7 0.1uF C8 10uF C9 0.1uF SEG8 1 SEG7 2 SEG6 3 SEG5 4 SEG4 5 SEG3 6 SEG2 7 SEG1 8 SEG0 9 COM15 10 COM14 11 COM13 12 COM12 13 COM11 14 COM10 15 COM9 16 COM8 17 COM7 18 COM6 19 COM5 20 COM4 21 COM3 22 COM2 23 COM1 24 COM0 25 CAP1 26 CAP2 27 CAP3 28 CAP4 29 V1 30 V2 31 V3 32 V4 33 VLCD 34 VDD 35 X32O 36 X32I 37 RESB 38 OSCI 39 VSS 40 SPK 41 P0.3 42 P0.2 43 P0.1 44 P0.0 45 P1.1 / RX 46 P1.0 / TX 47 SEG69 / P0.4 48 SEG68 / P3.0 49 SEG67 / P3.1 50 SEG66 / P0.5 51 SEG65 / P0.6 52 SEG64 / P0.7 53 SEG63 / P2.0 54 P2.1 / SEG62 55 P2.2 / SEG61 56 P2.3 / SEG60 57 P2.4 / SEG59 58 P2.6 / SEG57 60 P2.5 / SEG58 59 SEG42 75 P2.7 / SEG56 61 SEG55 62 SEG54 63 SEG53 64 SEG52 65 SEG51 66 SEG50 67 SEG49 68 SEG48 69 SEG47 70 SEG46 71 SEG45 72 SEG44 73 SEG43 74 SEG41 76 SEG40 77 SEG39 78 SEG38 79 SEG37 80 SEG36 81 SEG35 82 SEG34 83 SEG33 84 SEG32 85 SEG31 86 SEG30 87 SEG29 88 SEG27 90 SEG28 89 SEG26 91 SEG25 92 SEG24 93 SEG23 94 SEG22 95 SEG21 96 SEG20 97 SEG19 98 SEG18 99 SEG17 100 SEG16 101 SEG15 102 SEG14 103 SEG13 104 SEG12 105 SEG11 106 SEG10 107 SEG9 108 R1 650K X1 32768Hz Q1 8050 R2 650 C10 0.1uF 16 x 4 Key PadRF Module MLC852A LCD, 1/16 Duty 1/5 Bias *IC Substrate connect to GND

Test Report

• The test results reported in this test report shall refer only to the sample actually tested and shall not refer or be deemed to refer to bulk from which such a sample may be said to have been obtained. • This report shall not be reproduced except in full without prior authorization from Intertek Testing Services Hong Kong Limited. • For Terms And Conditions of the services, it can be provided upon request. • The evaluation data of the report will be kept for 3 years from the date of issuance. Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2371 0521 MGA Entertainment (HK) Ltd. Application For Certification (FCC ID: LU9260875) Transmitter 0305797 DL/Sandy May 13, 2003 INTERTEK TESTING SERVICES FCC ID: LU9260875 i LIST OF EXHIBITS INTRODUCTION EXHIBIT 1:General Description EXHIBIT 2:System Test Configuration EXHIBIT 3:Emission Results EXHIBIT 4:Equipment Photographs EXHIBIT 5:Product Labelling EXHIBIT 6:Technical Specifications EXHIBIT 7:Instruction Manual EXHIBIT 8:Miscellaneous Information INTERTEK TESTING SERVICES FCC ID: LU9260875 ii MEASUREMENT/TECHNICAL REPORT MGA Entertainment (HK) Ltd. - MODEL: 260875 FCC ID: LU9260875 May 13, 2003 This report concerns (check one:)Original Grant X Class II Change Equipment Type: Low Power Transmitter (example: computer, printer, modem, etc.) Deferred grant requested per 47 CFR 0.457(d)(1)(ii)?Yes No X If yes, defer until: date Company Name agrees to notify the Commission by: date of the intended date of announcement of the product so that the grant can be issued on that date. Transition Rules Request per 15.37?Yes No X If no, assumed Part 15, Subpart C for intentional radiator - the new 47 CFR [08-20-02 Edition] provision. Report prepared by:Derek Leung Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG. Phone:852-2173-8504 Fax:852-2371-0521 INTERTEK TESTING SERVICES FCC ID: LU9260875 iii Table of Contents 1.0 General Description............................................................................................................2 1.1 Product Description............................................................................................................2 1.2 Related Submittal(s) Grants.................................................................................................2 1.3 Test Methodology...............................................................................................................3 1.4 Test Facility........................................................................................................................3 2.0 System Test Configuration.................................................................................................5 2.1 Justification.........................................................................................................................5 2.2 EUT Exercising Software....................................................................................................5 2.3 Special Accessories............................................................................................................5 2.4 Equipment Modification......................................................................................................6 2.5 Measurement Uncertainty....................................................................................................6 2.6 Support Equipment List and Description..............................................................................6 3.0 Emission Results.................................................................................................................8 3.1 Field Strength Calculation....................................................................................................9 3.2 Radiated Emission Configuration Photograph.....................................................................11 3.3 Radiated Emission Data....................................................................................................12 4.0 Equipment Photographs....................................................................................................15 5.0 Product Labelling..............................................................................................................17 6.0 Technical Specifications....................................................................................................19 7.0 Instruction Manual............................................................................................................21 8.0 Miscellaneous Information...............................................................................................23 8.1 Measured Bandwidth........................................................................................................24 8.2 Discussion of Pulse Desensitization....................................................................................25 8.3 Calculation of Average Factor...........................................................................................26 8.4 Emissions Test Procedures................................................................................................27 INTERTEK TESTING SERVICES FCC ID: LU9260875 iv List of attached file Exhibit typeFile Descriptionfilename Test ReportTest Reportreport.pdf Operation DescriptionTechnical Descriptiondescri.pdf Test Setup PhotoRadiated Emissionradiated photos.pdf Test ReportBandwidth Plotbw.pdf External PhotoExternal Photoexternal photos.pdf Internal PhotoInternal Photointernal photos.pdf Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork and Locationlabel.pdf User ManualUser Manualmanual.pdf Test ReportTiming Diagramtiming.pdf INTERTEK TESTING SERVICES FCC ID: LU9260875 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: LU9260875 2 1.0General Description 1.1Product Description The Equi…

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Test Setup Photos

Test Setup FCC ID : LU9260875 Radiated –front Radiated - rear

Contact Information

Applicant

Julian Chung(QA Director)
[email protected]852-2732-9200Fax: 852-2732-9242

Technical Contact

Intertek Testing Services Hong Kong Ltd.Derek Leung
[email protected]852-2173-8504

2/F., Garment Centre, · Kowloon, · Hong Kong

Non-Technical Contact

Intertek Testing Services Hong Kong Ltd.Derek Leung
[email protected]852-2173-8504

Test Firm

Intertek Testing Services Hong KongBilly Chow
[email protected]852-2173-8528Fax: 852-2371-0914

Technical Specifications

#Rule PartsFrequency RangePower Output
115.231(e)315 MHz - 315 MHz-

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