LG KF240 MANUAL PDF

LG KF Technical specifications. Main display: TFT k colors x px 2. The widespread use of the GSM standard has made it easy for most mobile phone users to use their phones overseas thanks to roaming agreements between operators using the same GSM standard. The first GSM network went live in in Finland. GSM introduced the concept of the SIM card Subscriber Identity Module card - a detachable smart card that lets users swap their phone number and contacts between handset. The high data speeds are possibly the most prominent feature, and certainly the most hyped.

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Quick Links. Download this manual. Table of Contents. Internal Use Only. Mobile phone with 2 mp camera, fm radio, music player, and hotkeys pages. Mobile phone with 3" touch screen, 3 input methods, 3 mp camera, and intuitive user interface 82 pages. Page 2: Table Of Contents All right reserved.

Therefore, note that unauthorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty. Page General Description The AD digital processor interface provides serial ports for control data, baseband transmit and receive data, and two for audio data.

Page 20 3. Page 22 Baseband Analog regulator is optimized for high ripple rejection and low noise. The output of the Baseband Analog regulator should not be used as a supply for any external components. Both PA blocks share common power supply pins to distribute current. Page Rtc Fc, X 32kHz clock for use in the system. The purpose of this application note is to discuss the system issues that affect operation of the 32kHz oscillator circuit.

The crystal is connected as shown in figure Page Only For Training And Service Purposes An integrated band pass filter exists between the mixer and the PFD to filter the mixers unwanted side band and higher order mixing products. The AAT is available in a Pb-free, space-saving 2. Page Battery Charger Interface Due to the 28V rating for the cradle input, low-cost, large output tolerance adapters can be used safely.

When both inputs are powered, the cradle input is used to charge the battery. Page Audio Interface The channels are common in the digital section. The analog filters are switched- capacitor filters followed by active-RC filters. Audio amplifier Gain is set by hardware component and gain is 6 times. Page Only For Training And Service Purposes The other channel is typically used with an external microphone or external line input.

Page Only For Training And Service Purposes To avoid false interrupts the Accessory detect logic has a hardware polling loop which will prevent Interrupt generation from comparator transitions with a duration of no less than 10 mSec. The PPI pins are listed in the following table. The PPI provides a parallel interface to camera modules.

Replace U Major difference Refer to graph 4. Any Major Difference Refer to Graph4. The phone will Replace the main board Properly operating.

Battery is charged? TP2 Connection of vibrator Reconnect vibrator Is good? Replace vibrator Vibrator Working well! LCD working well! Page Camera Trouble 4. Camera working well! Check the soldering of Resolder component R, R Microphone will work properly. Page Slide Key Backlight Trouble 4.

Page R about mV? Page Close folder. U Bluetooth on is OK? Page Download 5. Page 5. Multi Download Procedure 1. Page 6. Repeat step to select CodeData. Page 8. Page 9. Once downloading is started, press STOP button to keep from re-downloading after downloading is completed. Page Change to by RF eng. Page Bga Ic Pin Check 8. BGA Pin Map 8. Page Pcb Layout 9. Page Bb Test [Menu 1] This menu is to test the vibration mode. If the key is working properly, name of the key is displayed on the screen.

Test will be completed in 15 seconds automatically. Page Means Of Test After setting them all above, press connect button. Press the start button Figure Page HW test setting Figure Calibration Equipment List. Figure Page Agc Page pF,6. Page Accessory V , Hz,5. Page Note Print page 1 Print document pages. Cancel Delete. Sign In OR.

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