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General| Brand | LG |
|---|---|
| Model | LG-V909DW |
| Category | Cell Phone |
| Language | English |
Provides information for repair, calibration, description, and feature download.
Details security, incidence of harm, service changes, and maintenance limitations.
Guidelines for handling ESD-sensitive components during repair.
List of abbreviations used in the manual.
Specifies the model name and its core capabilities.
Details supported wireless standards and frequency ranges.
Describes hardware specifications like size, weight, battery, and performance.
Lists software features like RSSI, battery charging levels, and multi-language support.
Details hardware specifications for various transceiver types.
Overview of the LGV909's UMTS/GSM/GPRS/EDGE capabilities.
Covers GSM mode operations, including receiver and transmitter paths.
Covers UMTS mode operations, including receiver paths.
Details the GPS signal path from antenna to MDM6200.
Presents the system hardware block diagram based on NVIDIA T20.
Covers the power block, including PM8028 and TPS658621D PMICs.
Details external memory interfaces for the LGV909DW.
Covers audio components and their functions.
Describes the phone's three cameras: 5M main, 5M sub, and 2M front.
Covers the LCD module connection and LVDS interface.
Details HDMI connection for outputting video signals to an external display.
Explains the electric compass function and its I2C interface.
Describes the motion sensor's function and its connection to the gyro sensor.
Details the gyro sensor's function and its I2C interface with the T20.
Explains how the illumination sensor adjusts LCD backlight based on ambient brightness.
Covers the touch module's connection and control via I2C interface in T20.
Lists key features of the LG-V909, including network support, display, cameras, and battery.
Shows the RF modem top picture and lists top components.
Provides a troubleshooting guide for power-on issues.
Provides a flowchart for troubleshooting WCDMA transmit block issues.
Provides a flowchart for troubleshooting GSM receiver block issues.
Provides a flowchart for troubleshooting WCDMA receiver block issues.
Identifies the WiFi/BT module and its components.
Provides a flowchart for troubleshooting power-on issues.
Provides a flowchart for troubleshooting USB connectivity issues.
Covers troubleshooting for audio issues, focusing on speaker and microphone.
Covers troubleshooting for camera issues, including main and sub cameras.
Provides a flowchart for troubleshooting main LCD display issues.
Offers troubleshooting steps for GPS functionality issues.
Covers troubleshooting for reset and volume keys.
Provides a flowchart for troubleshooting HDMI connection and display issues.
Details troubleshooting for motion sensor issues, focusing on chip or board replacement.
Explains how gyro sensor errors affect compass function and troubleshooting steps.
Provides a flowchart for troubleshooting illumination sensor issues.
Provides a flowchart for troubleshooting touch screen issues.
Illustrates the overall system hardware block diagram.
Shows the block diagram for BT, Wi-Fi, and FM components.
Presents the block diagram for the GPS receiver and its connections.
Illustrates the block diagram for the cameras (MIPI CSI and Parallel I/F).
Shows the block diagram for the LCD module, driver, and LVDS transmitter.
Presents the block diagram for the HDMI interface and its connection to Type C.
Illustrates the audio block diagram, including DSP and CODEC.
Shows block diagrams for sensors and Touch interface.
Details the block diagram for USB, external I/O, and MUIC.
Presents the power block diagram for the Tegra 2 and associated sensors.
Shows the RF block diagram for the MDM6600, covering FEM and PA.
Illustrates the RF power block diagram connecting T20 and MDM6600.
Details the system IPC, memory, and USIM connections.
Shows the block diagram for system clock and reset signals.
Provides circuit diagram for T20 IO signals and connectors.
Shows circuit diagrams for PMIC, power rails, DC JACK, and POGO pins.
Presents circuit diagrams for charger, load switches, and battery connectors.
Shows circuit diagrams for power keys, DCDC converters, and LED drivers.
Provides circuit diagrams for LP-DDR2 and eMMC memory interfaces.
Presents circuit diagrams for the WM8994 audio CODEC and DSP.
Details circuit diagrams for Accelerometer, Compass, and Gyro sensors.
Shows circuit diagrams for WCDMA RF paths (Band 1, 8, 4).
Presents circuit diagrams for RF GSM paths.
BGA Pin Map for the T20 Application Processor.
BGA Pin Map for the TPS658621D PMIC.
BGA Pin Map for the MDM6200 Baseband Processor.
BGA Pin Map for the PM8028 PMIC.
PCB layout highlighting the T20 component.
PCB layout showing the WiFi/Bluetooth antenna.
PCB layout for the 2M Camera FPCB connector.
PCB layout highlighting the Camera PMIC.
PCB layout showing the Compass sensor location.
Explains the configuration of the Tachyon directory structure.
Provides instructions on how to use the Tachyon program.
Instructions for accessing the device's hidden menu.
Lists various device tests available in the hidden menu.
Shows examples of LCD test patterns.
Shows Camera test options: Front Camera, Rear Camera.
Lists sound test options: Ring, Speaker Sound, Message Tone.
Shows Touch Test options: Finger Paint, Grid Touch Test.
Displays the Accelometer test results.
Shows Compass test results.
Lists Module Test options: BT DUT, Charging Test, Battery Icon Test.
Displays the 3G Call Test interface.
Shows the GPS Test screen.
Shows WLAN Service options: FTM Test, OTA Settings.
Displays the FTM Test screen.
Displays OTA Setting options: Enable, Disable.
Shows the ADC Test screen.
Displays ELT Test options: Automatic Mode, Manual Mode.
Shows Auto Test Setting options for repeat counts.
Displays ELT Manual Test options: LCD Backlight, Ringtone, Camera.
Shows Port Setting options.
Displays the QTest screen.
Shows PM Cycle Test interface.
Displays the EMI Test screen.
Shows the Engineering Mode screen.
Displays Gamma Setting options.
Displays Band Selection options.
Displays Logging Service options: Main log, System log, Event log.
Shows Echo Canceller Setting options.
Shows exploded views of device components.
Lists replacement parts categorized by mechanic components.
Lists accessories for the device.
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