Page 1 Internal Use Only Service Manual LG-E455 Date: April, 2013 / Issue 1.0...
Page 2: Table Of Contents
4.12 Vibrator ....................155 4.13 Camera ....................157 4.14 LCD ......................159 4.15 BT/Wifi ....................162 4.16 GPS Part ....................166 4.17 FM Radio ....................171 LGE Internal Use Only - 2 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 3: Introduction
In accordance with these agencies, you may be required to provide information such as the following to the end user. - 4 - LGE Internal Use Only - 3 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 4 • When returning system boards or parts like EEPROM to the factory, use the protective package as described. - 5 - LGE Internal Use Only - 4 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 5 • Capacitive Touch Screen – Glass with fast and accurate response • Micro USB/Charging Port - 6 - LGE Internal Use Only - 5 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 6 Send User-Generated Pictures (JPEG) and Videos via Bluetooth Wireless Technology *Depends on available memory. **Accessories sold separately. - 7 - LGE Internal Use Only - 6 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 7: Specifications
Standard Battery : 1,700 [mAh] ACCESSORIES • Standard Battery • Travel Adapter and USB Cable* • Stereo Headset - 8 - LGE Internal Use Only - 7 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 8: Performance
2.3 Main Parts : GSM Solution Item Part Name Comment AP Chip MT6575 (MTK) CP Chip MT6162 (MTK) LGE Internal Use Only - 8 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 9: Hw Features
30fps@QSXGA, 30fps@Full HD 1080P 8. Main Camera Frame Rate 60fps@HD 720P, 120fps@QVGA (8M) View Angle 68° Image Scaling Down 5M,3M,W3M,1M,W1M LGE Internal Use Only - 9 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 10 12. WLAN Throughput performance) depend on environment 0 ~ 50m (depend on environment) 13. GPS type A-GPS, GNSS LGE Internal Use Only - 10 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 11: Hw Spec
-35-1 * (Δf-3.5) dBc/1MHz Spectrum Emission Mask Δf = 7.5~8.5MHz -39 10 * (Δf-7.5) dBc/1MHz Δf = 8.5~12.5MHz dBc/1MHz LGE Internal Use Only - 11 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 12 +1.5/4 -0.5/+0.5 -0.5/+0.5 -0.5/+0.5 Inner Loop Power Control -0.5/-1.5 -1/-3 -1.5/-4 In Uplink group(10equal command group) +8/+12 +16/+24 LGE Internal Use Only - 12 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 13 -20 dBm (EVM) with HS- DPCCH 6.3A Maximum Input Level for Receiver Pin = -25dBm BLER(%) HS-PDSCH Reception LGE Internal Use Only - 13 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 14 : -98dBm/-96dBm (2.439%) AM Suppression -98dBm/-96dBm (2.439%) GSM : -31dBm - DCS : -29dBm Timing Advance ± 0.5T LGE Internal Use Only - 14 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 15 Drift Rate Freq. Drift Carrier Frequency Drift 10101010 kHz/50 Drift Rate Freq. Drift kHz/50 10101010 Drift Rate LGE Internal Use Only - 15 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 16 Δf = -5MHz (CW_i) Input power @CW_i Δf = -10MHz (BT_i) -64dBm@ BT_w Maximum Input PRBS9 Level Input power @BT_w LGE Internal Use Only - 16 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 17 ≥ -10dBm(1Mbps,2Mbps,5.5Mbps,11Mbps) @ FER ≤ 8% Rx Max input Sensitivity Rx Adjacent Channel ≥ 35dB @FER ≤ 8%, interference input signal -70dBm@fc±25MHz(11Mbps) Rejection LGE Internal Use Only - 17 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 18 ※ACR shall be measured by setting the desired signal's strength 3 dB above the rate-dependent sensitivity specified in min input sensitivity LGE Internal Use Only - 18 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 19 ※ACR shall be measured by setting the desired signal's strength 3 dB above the rate-dependent sensitivity specified in min input sensitivity LGE Internal Use Only - 19 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 20 Under 300 mA @ Avg 6. Power Off Mode under 300uA Under 300 uA 7. Backup Battery under 5uA under 5uA LGE Internal Use Only - 20 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 21 - Recharging current : normal 350mA (setting : 700mA) - Recharging current : normal 350mA (setting : 700mA) LGE Internal Use Only - 21 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 22 4% ~ 15% : One Time popup (No call) Critical Low Battery Pop-up 0% ~ 3% : Every Level change popup (No call) Power Off LGE Internal Use Only - 22 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 23: E455 Figures
2. PERFORMANCE LG-E455 Product SPEC 2.6 E455 Figures 2.6 E455 Figures LGE Internal Use Only - 23 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 24: Cic And Service Center
2. Request to check out if it is specified in the user manual. requests 3. Description on HW Factory Reset Key combination and how to do it. LGE Internal Use Only - 24 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 25 2. “Charging has started” Touch 3. Select “Media sync (MTP)” 1.PC<-> SD CARD Development requests 2.PHONE<-> SD CARD LGE Internal Use Only - 25 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 26 Settings > Dual SIM > Tick ‘Data Roaming’ If not, tick it. ex) 1. Europe<->Europe Development requests 2. Europe<->Continents(North America, Asia etc) LGE Internal Use Only - 26 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 27 Inform us of the specific incompatible app. We’ll check it out. Thanks. LGE Internal Use Only - 27 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 28 (Generally, SMTP user name and pw are same as the email addr and pw provided initially) > Done. LGE Internal Use Only - 28 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 29 For example, phone or email apps need inform users of incoming calls or emails even though they are killed. LGE Internal Use Only - 29 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 30 Settings > Wi-Fi >Select an AP > Click “Show advanced option” and use static IP for AP connection. (Fig.3, Fig. 4) LGE Internal Use Only - 30 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 31 Settings > Dual SIM > Make sure ‘Data enabled’ is ticked. Unless ticked, tick it. To change the Data SIM, change the default Data Network. LGE Internal Use Only - 31 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 32 Suite main screen > Bluetooth Connection > Select the phone to connect. Can language be changed? Settings - Language & Input - Language’ will change the language setting. LGE Internal Use Only - 32 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 33 For Factory Reset, do the following. Power Off and press QuickMemo key + Volume Down key +Power key. LGE Internal Use Only - 33 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 34 Basically, only external Bluetooth devices are compatible. How do you use HDMI? none supported. HDMI error occurs. none supported. LGE Internal Use Only - 34 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 35 How is the distribution schedule of OS or SW new version known? Visit an LG Electronics service center or LG Mobile home page. LGE Internal Use Only - 35 - Copyright ©...
Page 36 - FOTA : Without PC, via the phone’s network(3G, 4G WIFI ), download FOTA Package on the phone for Auto Install & Update. In either way, User Data is maintained. LGE Internal Use Only - 36 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 37 What kinds of phone accessories are there? Visit an LG service center or the internet site. Please ask and answer 3 expected questions regarding the new product and new features.
Page 38: Trouble Shooting
* There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form. LGE Internal Use Only - 38 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 39 4. TROUBLE SHOOTING MT6162 (U100) SKY77584 (U101) (FL103) TOP Side LGE Internal Use Only - 39 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 40 +2V8_VTCXO_MTK is OK? Refer to Logic troubleshoot DC Power Supply Circuit is OK See Next page to Check XO Circuit LGE Internal Use Only - 40 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 41 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 41 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 42 XO circuit is Ok . See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 42 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 43 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 43 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 44 PAM is OK. See next page to check DPX The Problem may be Logic part Refer to Logic troubleshoot LGE Internal Use Only - 44 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 45 PGND14 GND1 PGND13 GND2 GND3 GND4 GND5 GND10 U101 GND6 TRX3 LGE Internal Use Only - 45 - Copyright © 2013 LG Electronics. Inc. All right reserved. GND7 TRX2 L175 Only for training and service purposes GND8 TRX1 VRAMP TXEN...
Page 46 4. TROUBLE SHOOTING R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 Figure 4.1.1 (b) Figure 4.1.1 (c) LGE Internal Use Only - 46 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 47 All WCDMA_B1 Rx check is complete. If the phone sill do not work ,replace main board LGE Internal Use Only - 47 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 48 4. TROUBLE SHOOTING FL103 TOP Side FL103 L120 100p C162 C164 GND1 4.7n GND2 GND5 GND3 GND4 LGE Internal Use Only - 48 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 50 * There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form. LGE Internal Use Only - 50 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 51 4. TROUBLE SHOOTING MT6162 (U100) SKY77584 (U101) (FL102) TOP Side LGE Internal Use Only - 51 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 52 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 52 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 53 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 53 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 54 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 54 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 55 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 55 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 56 PAM is OK. See next page to check DPX The Problem may be Logic part Refer to Logic troubleshoot LGE Internal Use Only - 56 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 57 PGND14 GND1 PGND13 GND2 GND3 GND4 GND5 GND10 U101 GND6 TRX3 LGE Internal Use Only - 57 - Copyright © 2013 LG Electronics. Inc. All right reserved. GND7 TRX2 L175 Only for training and service purposes GND8 TRX1 VRAMP TXEN...
Page 58 R111 ANT_SEL1 R112 ANT_SEL2 Center Frequency : 881.4MHz Figure 4.1.1 (b) Center Frequency : 881.4MHz Figure 4.1.1 (c) LGE Internal Use Only - 58 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 59 All WCDMA_B8 Rx check is complete. If the phone sill do not work ,replace main board LGE Internal Use Only - 59 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 60 4. TROUBLE SHOOTING FL102 TOP Side FL102 L169 2.4n L116 L115 6.2n GND1 GND2 GND5 GND3 GND4 LGE Internal Use Only - 60 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 61 4. TROUBLE SHOOTING Center Frequency : 881.4MHz Figure 4.1.1 (b) Center Frequency : 881.4MHz Figure 4.1.1 (c) LGE Internal Use Only - 61 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 62: Wcdma Tx Part
* There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form LGE Internal Use Only - 62 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 63 4. TROUBLE SHOOTING MT6162 (U100) SKY77584 (U101) (FL103) TOP Side LGE Internal Use Only - 63 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 64 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 64 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 65 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 65 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 66 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 66 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 67 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 67 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 68 The Problem may be Logic part Whether it is higher than 1.5V Refer to Logic troubleshoot Replace U103 LGE Internal Use Only - 68 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 69 GND5 L122 C199 PA_ON_W1900_2100 CPL_OUT GND4 L166 REV.1.0 0.5p 8.2n TP1(RF IN) TP2(RF OUT) R107 R108 PDET R109 LGE Internal Use Only - 69 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 71 Is any signal detected at Replace FL103 that point? DPX is OK. See next page to check PAM Figure 4.1.1 (b) LGE Internal Use Only - 71 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 72 4. TROUBLE SHOOTING FL103 TOP Side FL103 L120 100p C162 C164 GND1 4.7n GND2 GND5 GND3 GND4 LGE Internal Use Only - 72 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 73 PAM is OK. Replace Main B/D The Problem may be Logic part Refer to Logic troubleshoot LGE Internal Use Only - 73 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 74 PGND14 GND1 PGND13 GND2 GND3 GND4 GND5 GND10 U101 GND6 TRX3 LGE Internal Use Only - 74 - Copyright © 2013 LG Electronics. Inc. All right reserved. GND7 TRX2 L175 Only for training and service purposes GND8 TRX1 VRAMP TXEN...
Page 75 4. TROUBLE SHOOTING R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 Figure 4.1.1 (b) LGE Internal Use Only - 75 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 76 * There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form LGE Internal Use Only - 76 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 77 4. TROUBLE SHOOTING MT6162 (U100) SKY77584 (FL102) (U101) (U102) TOP Side LGE Internal Use Only - 77 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 78 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 78 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 79 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 79 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 80 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 80 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 81 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 81 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 82 The Problem may be Logic part Whether it is higher than 1.5V Refer to Logic troubleshoot Replace U102 LGE Internal Use Only - 82 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 83 GND1 PA_R0 VMODE0 GND2 GND5 L122 C199 PA_ON_W1900_2100 CPL_OUT GND3 GND4 L166 8.2n 0.5p R107 R108 PDET R109 LGE Internal Use Only - 83 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 84 4. TROUBLE SHOOTING Center Frequency : 836.4MHz Center Frequency : 836.4MHz Figure 4.2.1.4 LGE Internal Use Only - 84 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 85 DPX is OK. See next page to check PAM Center Frequency : 836.4MHz Figure 4.1.1 (b) LGE Internal Use Only - 85 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 86 4. TROUBLE SHOOTING FL102 TOP Side FL102 L169 2.4n L116 L115 6.2n GND1 GND2 GND5 GND3 GND4 LGE Internal Use Only - 86 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 87 PAM is OK. Replace Main B/D The Problem may be Logic part Refer to Logic troubleshoot LGE Internal Use Only - 87 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 88 PGND14 GND1 PGND13 GND2 GND3 GND4 GND5 GND10 U101 GND6 TRX3 LGE Internal Use Only - 88 - Copyright © 2013 LG Electronics. Inc. All right reserved. GND7 TRX2 L175 Only for training and service purposes GND8 TRX1 VRAMP TXEN...
Page 89 4. TROUBLE SHOOTING R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 Center Frequency : 836.4MHz Figure 4.1.1 (b) LGE Internal Use Only - 89 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 90: Gsm Rx Part
* There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form LGE Internal Use Only - 90 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 92 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 92 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 93 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 93 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 94 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 94 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 95 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 95 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 96 PAM is OK. See next page to check SAW filter The Problem may be Logic part Refer to Logic troubleshoot R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 LGE Internal Use Only - 96 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 97 TRX2 L175 GND8 TRX1 VRAMP TXEN PGND1 MODE PGND2 GND9 LGE Internal Use Only - 97 - Copyright © 2013 LG Electronics. Inc. All right reserved. PGND3 L108 PGND4 Only for training and service purposes 8.2n PGND5 PGND6 PGND12 PGND11...
Page 98 To Figure 4.1.1(b) Is any signal detected at that point Check L180, L181, L107, L182, L183, L110 SAW filter is OK. Replace main B/D. LGE Internal Use Only - 98 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 99 4.7n L181 PRX_GSM900_INP GND1 GSM900_Bal_OUT1 L182 4.7n PRX_GSM850_INP GND2 GSM850_Bal_OUT2 L108 GND3 GSM850_Bal_OUT1 8.2n L110 L183 4.7n PRX_GSM850_INN LGE Internal Use Only - 99 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 101 * There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form LGE Internal Use Only - 101 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 103 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 103 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 104 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 104 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 105 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 105 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 106 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 106 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 107 PAM is OK. See next page to check SAW filter The Problem may be Logic part Refer to Logic troubleshoot R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 LGE Internal Use Only - 107 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 108 PGND14 GND1 PGND13 GND2 GND3 GND4 GND5 GND10 U101 GND6 TRX3 LGE Internal Use Only - 108 - Copyright © 2013 LG Electronics. Inc. All right reserved. GND7 TRX2 L175 Only for training and service purposes GND8 TRX1 VRAMP TXEN...
Page 109 To Figure 4.1.1(b) Is any signal detected at that point Check L176, L177, L101, L178, L179, L105 SAW filter is OK. Replace main B/D. LGE Internal Use Only - 109 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 110 PRX_GSM1900_INP GND1 GSM1900_Bal_OUT1 L178 1.8n FL100 PRX_GSM1800_INN GND2 GSM1800_Bal_OUT2 L103 3.9n GND3 GSM1800_Bal_OUT1 L105 5.6n L179 1.8n PRX_GSM1800_INP LGE Internal Use Only - 110 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 112: Gsm Tx Part Troubleshooting
4. TROUBLE SHOOTING 4.4 GSM Tx Part Troubleshooting 4.4.1 GSM850/900 Tx MT6162 (U100) SKY77584 (U101) TOP Side LGE Internal Use Only - 112 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 113 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 113 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 114 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 114 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 115 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 115 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 116 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 116 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 117 PAM is OK. Replace Main B/D The Problem may be Logic part Refer to Logic troubleshoot R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 LGE Internal Use Only - 117 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 118 GND7 GND8 PGND1 PGND2 PGND3 PGND4 PGND5 PGND6 C135 100p DCS_PCS_TX C134 C119 6.8p 100p C129 GSM850_GSM900_TX C128 LGE Internal Use Only - 118 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 119 4. TROUBLE SHOOTING 4.4.2 GSM1800/1900_Tx MT6162 (U100) SKY77584 (U101) TOP Side LGE Internal Use Only - 119 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 120 +2V8_VTCXO_MTK is OK? DC Po wer su pply Circuit is OK. See next Page to check XO circuit LGE Internal Use Only - 120 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 121 C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK U100 C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 121 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 122 XO circuit is Ok. See next page Is it similar ? to check RF signal path. Replace Main B/D LGE Internal Use Only - 122 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 123 TOP Side C115 REFCLK1 SYSCLK REFCLK2 REFCLK3 VDDXO +2V8_VTCXO_MTK C122 XO1/REFIN MAIN_CLK_26MHz VTUNE C125 0.1u CLK_MODE C126 VSUP2b GND1 LGE Internal Use Only - 123 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 124 PAM is OK. Replace Main B/D The Problem may be Logic part Refer to Logic troubleshoot R110 ANT_SEL0 R111 ANT_SEL1 R112 ANT_SEL2 LGE Internal Use Only - 124 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 125 GND7 GND8 PGND1 PGND2 PGND3 PGND4 PGND5 PGND6 C135 100p DCS_PCS_TX C134 C119 6.8p 100p C129 GSM850_GSM900_TX C128 LGE Internal Use Only - 125 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 126: Power
DDLO VRTC UVLO PWRKEY PWRBB PWRON VCORE VPROC VIO18 VIO28/VM12_INT VA1/VA2 VM12_1/VM12_2 VUSB/VTCXO VMC/VMCH RESETB - 106 - LGE Internal Use Only - 126 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 127 Check MT6329 IO Voltage level? R334(Check MSM8660) Check MT6329 RTC CLOCK Change MT6329 Check Battery connector (CN1602) And Return to Start LGE Internal Use Only - 127 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 128 For MTK Fuel Gauge R507 BATT_TEMP_ADC R510 ZD500 C500 C501 C519 C502 VA522 100n 100p DNI_VARISTER_1005 BATT_ID_PULLUP R581 BATT_ID BATTERY CONNECTOR(CN500) LGE Internal Use Only - 128 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 129 IO DC/DC INDUCTOR(L300) L303 4.7u VPA_1 +3V4_VWPAM_MTK VPA_2 C362 VPA_FB 2.2u L304 2.2u VRF18 +1V8_VRF_MTK C330 4.7u VRF18_FB LGE Internal Use Only - 129 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 130 4. TROUBLE SHOOTING IO DC/DC INDUCTOR(L300) AP DC/DC INDUCTOR(L300) Core DC/DC INDUCTOR(L300) BATTERY CONNECTOR(CN500) PWR KEY(R578) LGE Internal Use Only - 130 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 131: Charging
USB2DM CLDO USB2DP AUDL AUDR DSS --> OPEN/PD : USB PU : UART C450 +1V8_VIO_MTK I2C_SENSOR_SDA I2C_SENSOR_SCL MINIABB_INT LGE Internal Use Only - 131 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 132 Is it charging properly After turning on? Change the Charger IC ( U402 ) Connection OK? Change the Main PCB LGE Internal Use Only - 132 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 133: Usb
Change the Main PCB CN904 SPK_OUT_N SPK_OUT_P +3V0_VIBR_MTK FL901 VBATT USB_ID MAIN_WHITE +2V8_VRTC_MTK VMIC MIC_N MIC_P ENBY0040601 GB042-30P-H10-E3000 LGE Internal Use Only - 133 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 134: Audio
Audio Block Diagram MT6620 MT6575 (Connectivity) (AP) MIC1 MIC1 FM RADIO MIC2 MIC2 EAR_L/R Audio 3.5 pi Analog switch LGE Internal Use Only - 134 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 135 Change Speaker Module? Check Lower FPCB and Main PCB. (R908,R909, C410,C412, FB400,FB401) Speaker Sound OK? Change Main Board LGE Internal Use Only - 135 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 136 4. TROUBLE SHOOTING R908, R909 U200 C410,C412, FB400,FB401 U401 Speaker Module LGE Internal Use Only - 136 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 137 0ohm SHORT PAD : SAFP0000401 (0603) 0ohm OPEN PAD : SAFO0000401 (0603) MAIN GNDMAIN GND Speaker CN900 R908 SPK_OUT_P R909 SPK_OUT_N LGE Internal Use Only - 137 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 138 Receiver Wire is OK? Change Receiver Module. Can you hear a sound? Check main board part L400,L401 Change Main Board LGE Internal Use Only - 138 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 139 You must check first voice recording test. After voice recording you can hear a recording sound, receiver path or parts is something wrong. LGE Internal Use Only - 139 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 140 FPCB connector. Voice signal OK? Check parts about Mic Bias Mic works well? Change MT6575(U200). Mic works well? Change Main Board LGE Internal Use Only - 140 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 141 AU_VIN1_P EARMIC_P AE25 C263 AU_VIN2_N MIC2_N AF25 C264 AU_VIN2_P MIC2_P AF26 EARMIC_BIAS EARBIAS AK28 AVDD2 ACCDET HOOK_DETECT AH29 LGE Internal Use Only - 141 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 142 Check parts about Mic Bias Mic works well? Change Mic (MIC400) Mic works well? Change MT6575(U200). Mic works well? Change Main Board LGE Internal Use Only - 142 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 143 AU_VIN2_P MIC2_P AF26 Check C263, C264 and VMIC voltage level (C251) EARMIC_BIAS EARBIAS AK28 AVDD2 ACCDET HOOK_DETECT AH29 LGE Internal Use Only - 143 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 144 Check the left signal and detection line short when headset inserted? Change MT6575(U200). Mic works well? Change Main Board LGE Internal Use Only - 144 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 145 100n ZD501 ZD502 ZD503 ZD504 MAIN GND Close to 3.5pi ear-jack R520 100p FM_RX_IN_N R521 MAIN GND HS_GND LGE Internal Use Only - 145 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 146 Sound play via headset? Check TPA2058(U401) and peripheral circuits Works well? Check MT6575(U200). Works well? Change Main Board LGE Internal Use Only - 146 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 147 In case of you can’t heard anything, check C407, C408 Can heard sound but sound is abnormal, check C517,C518 LGE Internal Use Only - 147 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 148: Axis Sensor
6 AXIS SENSOR +1V8_VIO_MTK +3V0_SENSORS_MTK I2C_COMMON_SDA I2C_COMMON_SCL 3AXIS_INT INT1 U403 VDDIO INT2 GND3 COMPASS_DRDY DRDY C411 C409 100n 100n LGE Internal Use Only - 148 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 149 Change the 6 AXIS Sensor IC(U403) 6 AXIS Sensor function is OK? Change the main board 6 AXIS Sensor function is OK? LGE Internal Use Only - 149 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 151: Proximity Sensor
Check +3V_PROX_AMBIENT(TP1) & I2C_SENSOR_SDA & SCL & PROX__INT Output work well? Change the main board Function is OK? LGE Internal Use Only - 151 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 152 Sensor Power: TP1 REV.1.0 (C419) +1V8_VIO_MTK +3V0_SENSORS_MTK +3V0_PROX_MTK U406 APDS-9130-200 I2C_SENSOR_SDA PROX_INT I2C_SENSOR_SCL LEDK LEDA C419 C467 EAN62646301 2.2u 2.2u LGE Internal Use Only - 152 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 153: Touch Sensor
Check I2C Line & Signal Line (TP3 &TP4) Touch Works OK? Change Touch Module Touch Works OK? Change Main Board LGE Internal Use Only - 153 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 154 TP4(VA501) TOUCH_ID VA501 VA500 VA502 CN506 C524 +1V8_VIO_MTK : TP1 (R523) TP4(VA501) +3V0_TOUCH_ MTK : TP2 (C524) TP3(VA502) LGE Internal Use Only - 154 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 155: Vibrator
3.0V Motor Power is OK? Check Main PCB L2201, L2202. Is it Normal? Change IC(U2201) Vibrator Works well? Change Main Board LGE Internal Use Only - 155 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 156 USB_ID MAIN_WHITE +2V8_VRTC_MTK VMIC MIC_N MIC_P ENBY0040601 GB042-30P-H10-E3000 Check Wire R900 VB900 R901 R910 +3V0_VIBR_MTK C901 VA907 DNI_VARISTER_1005 LGE Internal Use Only - 156 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 157: Camera
Check the camera signals MCLK(TP4),MIPI_ Change the Main board CLK(TP5), MIPI_DATA(TP6) Change the Camera Camera is OK ? LGE Internal Use Only - 157 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 158 2.2u 2.2u DVDD: TP3(C459) VIO: TP1(C457) VIO: TP1 DVDD: TP3 MIPI_DATA: TP6 MCLK: TP4 AVDD: TP2 MIPI_CLK: TP5 LGE Internal Use Only - 158 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 159: Lcd
Change the LCD Module MIPI_CLK (TP3), MIPI_DATA (TP4) LM3639(U404) output LEDA(TP5) Change the Main Board The LCD works LGE Internal Use Only - 159 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 160 Width : 0.3mm FLASH_EN STROBE BLED1 LED_C1 Width : 0.3mm BLED2 LED_C2 CN404 FLASH_LTD FLED1 LCD_PWM FLED2 HJ-BCT-02Y CN405 HJ-BCT-02Y LGE Internal Use Only - 160 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 161 4. TROUBLE SHOOTING LEDA: TP5 (C429) MIPI_DATA: TP4 (FL403) MIPI_CLK: TP3 (FL404) VIO: TP2 (C473) VCI: TP1 (C474) LGE Internal Use Only - 161 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 162: Bt/Wifi
4. TROUBLE SHOOTING 4.15 BT/Wifi ANT600 U600 MT6620 FL602 FL601 2.45KHz SKY13323 Filter LGE Internal Use Only - 162 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 163 FL601 3.3p ANTSEL_0 VCTL2 C648 100p ANTSEL_1 VCTL1 C649 3.3p Close to Pin A3 C651 WIFI_TX C652 C653 LGE Internal Use Only - 163 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 164 FM_VSS1 100n 100n C638 0.1u 0.1u 3. Make star connection for AVDD13 (Both E6,E7 and E4,C4,G1) C646 100n LGE Internal Use Only - 164 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 165 Check the signal level at TP5 (FL602) Replace ANT600 Check the Antenna Clip (ANT600) BT-WiFi will work properly LGE Internal Use Only - 165 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 166: Gps Part
4. TROUBLE SHOOTING 4.16 GPS Part S500 X600 26MHz 7L26002009 LGE Internal Use Only - 166 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 167 4. TROUBLE SHOOTING ANT601 U601 GPS LNA ALM-2412 FL600 1575.42MHz Filter LGE Internal Use Only - 167 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 168 External LNA should be located near Antenna C615 C614 L702 6.2n 0.1u C718 R603 RF_INP_GPS FIL_OUT U601 L622 GPS_LNA_EN C627 6.8p Near To LNA LGE Internal Use Only - 168 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 169 OUTPUT GND_NC C654 26MHz 1. Fillcut TCXO area including Lay 8th,7th,6th 2. GND clearance over 1.5mm surrounding TCXO LGE Internal Use Only - 169 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 170 Check the signal level at TP4 (FL600) Replace ANT601 Check the Antenna Clip TP2 (ANT601) GPS will work properly LGE Internal Use Only - 170 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 171: Fm Radio
100n ZD501 ZD502 ZD503 ZD504 MAIN GND Close to 3.5pi ear-jack R520 100p FM_RX_IN_N R521 MAIN GND HS_GND LGE Internal Use Only - 171 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 172 Give the addition solder in (R520,L501,L500) Good? (R520,L501,L500) Check Bias Voltage Replace U600 Good? FM will work properly LGE Internal Use Only - 172 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 173: Download
2011.11.01 Please Check the Version to “B2B” Name Part No. D/L Cable Micro 5P (56-open-910K) USB DLC RAD32167835 LGE Internal Use Only - 173 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 175 5. DOWNLOAD E455 MS695 [LGFLASHv151]LGE455_20130328_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download E455 [LGFLASHv151] LGE Internal Use Only - 175 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 186 5. DOWNLOAD [LGFLASHv151]LGE455_20130328_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download LGE455_20130328.DLL LGMS695_20120208.dll LGE455_130328 LGMS695_20120208 E455 MS695 [LGFLASHv151]LGE455_20130328_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download E455-011-V10c-310-410-OCT-19-2011+0.bin MS695 E455 MS695 LGE Internal Use Only - 186 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 193 JTAG JTAG KEY LED Accelerometer I2C1 Compass 5Pin Volume BTN u-USB Proximity I2C0 MINIABB I2C0 Dual SIM USIM LGE Internal Use Only - 193 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 194 VDD_28a LNA5N Rx_PCS FILTER VDD_28b PMIC LNA5P GPA_PA_EN BPI_BUS5 TX_EN VRAMP GPA_PA_RAMP BPI_BUS0 MODE BPI_BUS1 BPI_BUS2 VSW_EN ANT_SEL0~2 LGE Internal Use Only - 194 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 195 6. BLOCK DIAGRAM HW Block Diagram : Memory, MICRO-SD, USIM [LG-E455] HW Block Diagram : Memory, MICRO-SD, USIM MT6575 4GB + 4Gb MCP H9TP32A4GDMCPR-KDM LPDDR2X32 4Gb Micro SD DDRAM_CLK_P ED_CLK CLK_T SD_CLK DDRAM_CLK_N ED_CLK_B MSDC1_CLK CLK_C SD_CMD DDRAM_CLK_EN ECKE CKE0...
Page 196 6. BLOCK DIAGRAM 2. HW Block Diagram : LCD(MIPI 4.0”, LGD) / Touch [LG-E455] HW Block Diagram : LCD(MIPI 4.0”, LGD) / Touch MT6575 +2V8_LCD_VCC_MTK VCAMD +2V8_LCD_VCI_MTK VCAMA +1V8_LCD_VIO_MTK VCAM_IO LED_A Backlight I2C_COMMON_SCL SCL_1 LED_C1 +Camera Flash I2C_COMMON_SDA SDA_1 (LM3639)
Page 197 6. BLOCK DIAGRAM HW Block Diagram : Camera (Main:5M AF) [LG-E455] HW Block Diagram : Camera (Main:5M AF) CAM_MCLK CMMCLK MCLK CAM_CLK_P CAM_CLK_N Filter CAM_DATA[0:1]_P RDP[0:1] 5M AF Filter CAM_DATA[0:1]_N RDN[0:1] MT6575 CAMERA MIPI CAM_VCM_PWDN CMPDN CAM_RESET_N CMRST I2C_COMMON_SCL KP_ROW6...
Page 198 6. BLOCK DIAGRAM [LG-E455] HW Block Diagram : Audio Sub System 4-4. HW Block Diagram : Audio Sub System RCV_P RCV_N Battery Audio Subsystem TPA2058D3 MT6575 +VBAT SPVDD +1V8_VIO_MTK SPK_OUT_P OUT+ VIO18 HPVDD VMIC SPK_OUT_N AVDD25_VMIC OUT- +2V5_AVDD1_MTK Audio MIC_P...
Page 199 KP_ROW7 I2C_SENSOR_SCL SCL_0 I2C_SENSOR_SDA SDA_0 COMPASS_DRDY DRDY KP_ROW4 PROXIMITY SENSOR APDS-9130 PROX_INT EINT3 +3V0_PROX_MTK +3V0_SENSORS_MTK VCAM_AF +1V8_VIO_MTK VIO18 LGE Internal Use Only - 199 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 200: Block Diagram
MSDC2_DAT1 PMU_EN MT6329 BGF_INT_B BGF_INT_B BT,WIFI,GPS EINT2 WIFI_INT_B WIFI_INT_B ENT1 INTERRUPT SYSRST_B_6620 SYSRST_S DAIRSTB RTCCLK 32K_OUT RTCCLK 32.768kHz LGE Internal Use Only - 200 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 201: Circuit Diagram
GND5 L122 C199 CPL_OUT PA_ON_W1900_2100 GND3 GND4 L166 0.5p 8.2n PT100 R106 100K 215K R107 R108 PDET R109 - 201 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 202 SC16 X200 FC-135 X-TAL_OUT X-TAL_IN 32.768KHz C256 C257 SC17 SC18 SC19 R216 REV.B For MT6620 PMU +2V5_AVDD1_MTK R217 - 202 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 203 VA2_BUF BL_PWM HOMEKEY 1.8-2.8V,2mA VRTC +2V8_VRTC_MTK C336 VRET FGN_IC C338 R333 32K_IN GND_VREF RTCCLK_D CHG_DP CHD_DP CHG_DM CHD_DM - 203 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 204 2.2u 2.2u LCD_RESET_N C445 C444 C456 C457 C460 C459 2.2u 2.2u 2.2u 2.2u LCD_VSYNC C411 C409 100n 100n - 204 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 205 C523 ZD501 ZD502 ZD503 ZD504 MAIN GND Close to 3.5pi ear-jack R520 100p FM_RX_IN_N MAIN GND R521 HS_GND - 205 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 206 C649 100p 3.3p 2. GND clearance over 1.5mm surrounding TCXO Close to Pin A3 C651 WIFI_TX C652 C653 - 206 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 207 CN904 CN903 SPK_OUT_N SPK_OUT_P USB_ID +3V0_VIBR_MTK FL901 VBATT VA906 USB_ID MAIN_WHITE EAG63293501 +2V8_VRTC_MTK VMIC MIC_N MIC_P ENBY0040601 GB042-30P-H10-E3000 - 207 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 208 CONNECT C-CLIP OF PAD IN MAIN BOARD CN100 TP101 Side key Quick key KB100 CN100 KB100 KB101 CN100 VOL_UP VOLDOWN - 208 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 209: Bga Pin Map
8. BGA PIN MAP 8. BGA PIN MAP U100 MT6162 (Transceiver) U100 MT6162 (Transceiver) Not Used LGE Internal Use Only - 209 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 210 8. BGA PIN MAP U302 H9TP32A4GDBCPR-KGM U302 H9TP32A4GDBCPR-KGM Not Used LGE Internal Use Only - 210 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 211 8. BGA PIN MAP U200 MT6575 (Digital Baseband Processor,3G) U200 MT6575 (Digital Baseband Processor,3G) Not Used LGE Internal Use Only - 211 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 213 8. BGA PIN MAP U404 LM3639 LCD booster U404 LM3639 LCD booster ALL Used LGE Internal Use Only - 213 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 214 U401 (TPA2058D3 Audio AMP) 8. BGA PIN MAP U401 (TPA2058D3 Audio AMP) ALL Used LGE Internal Use Only - 214 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 215: Pcb Layout
- no camera, - no Download Model name : FC-135 (x200) Function : X-tal - no booting LG-E455_MAIN_EAX65058301_1.0_TOP - 215 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 216 Model name : MOC-C110R38(MIC400) Function : Touch Function : MIC - no Touch - no voice sound LG-E455_MAIN_EAX65058301_1.0_BOT - 216 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 219: Calibration
2. Port Setting (Refer to Attached image) 1) Uart Port1 : Use the “LGE CDMA USB Serial Port” LGE Internal Use Only - 219 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 220 10. CALIBRATION E455 MS695 [TachyonV40] LGE455 20130401 ALL file Calibration [Tachyon36]LGMS695_20120213_Calibration LGE Internal Use Only - 220 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 224 10. CALIBRATION E455 MS695 LGE455 LGE455 E455 MS695 E455 MS695 MS695 E455 MS695 E455 MS695 E455 MS695 LGE455 LGE Internal Use Only - 224 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 227 10. CALIBRATION 5 0V 5.0V MS-156C MS-156C BJAY0024004 5.3V RAD32167861 LGE Internal Use Only - 227 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 236 10. CALIBRATION E455 MS695 E455 MS695 MS695 E455 MS695 MS695 E455 MS695 E455 MS695 E455 MS695 LGE Internal Use Only - 236 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 239: Hidden Menu
8. Touch Draw Test 9. Motion Sensor Test 10. GPS BT WIFI Test 11. FM Radio Test 12. LoopBack Test LGE Internal Use Only - 239 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 240 Phone contact with your fingers in the top of the sensor determine the sensor response - Far - Near LGE Internal Use Only - 240 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 241 Display check Test : LCD Black & White test • Check the Black display • Check the White display LGE Internal Use Only - 241 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 242 : Check sound • Check the sound Vibrator test A case-by-state vibration tests Touch window test Write with finger LGE Internal Use Only - 242 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 243 • Check the WIFI scanning • Check the BT scanning FM Radio Test • Check the FM Radio LGE Internal Use Only - 243 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 244 Automatic Mode : Test Automatically Manual Mode : Test selectivity ELT Test Automatic Mode : LCD Automatic on/off test -> time setting LGE Internal Use Only - 244 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 245 - Audio - Vibrator - Camera - Sensor - External Memory - GPS - RTC - Battery - ETC LGE Internal Use Only - 245 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 246 LCD Module Test LCD Display Test Mura Test : leakage of Light uniformity Keypad test list - Dop - Qwerty LGE Internal Use Only - 246 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 247 Audio test list - Ring - Effect Sound - Message Tone Vibrator test list - On/Off - Duration LGE Internal Use Only - 247 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 248 - File Creation in SD Card - File Modification in SD Card - File deletion in SD Card LGE Internal Use Only - 248 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 249 • Battery Health • Battery Mode of Charging • Battery Level • Battery Technology • Battery Voltage • Battery Temperature LGE Internal Use Only - 249 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 250 - Baseband Version - Kernel Version - HW Version - Factory Version - Touch Firmware Version - Build finger print LGE Internal Use Only - 250 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 251 Switch to AutoRun Enable or Disable Diag Settings - USB Set for Diag - UART Set for Diag - Null port LGE Internal Use Only - 251 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 252 -> Headset Mode -> LoudSpeaker Mode -> Speech Enhancement -> Debug Info -> Speech Logger -> Audio Logger LGE Internal Use Only - 252 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 253 11. HIDDEN MENU Camera Camera Clock Settings Bluetooth Settings ERS Settings - Client Status - ERS Test LGE Internal Use Only - 253 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 254 - Format SD card : External SD Card Data reset - Factory Rest :Changing the Factory - Delete Userdata: Userdata reset LGE Internal Use Only - 254 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 255 - Fast Dormancy - Simme Lock Connectivity - Bluetooth - FM Receiver - FM Transmitter - WiFi - CDS Information LGE Internal Use Only - 255 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 256 - Location Based Service - YGPS Log and Debugging - BatteryLog - Debug Utils - System Logger - TagLog LGE Internal Use Only - 256 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 257 - Stability Test - Charging Test Call Test - Auto Call Test - VC Auto answer - Call Duration LGE Internal Use Only - 257 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 258 - Change UAString - View UAString - Edit UAString - Enable/Disable X-wap-profile - Display Certificates - Change UAPROFILE DRM Test LGE Internal Use Only - 258 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 259 - Maing log - System log - Radio log - Events log - Kernel log WCDMA Only – Flex Test LGE Internal Use Only - 259 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 260 11. HIDDEN MENU SMPL Counter North America APN Settings WLAN Test WLAN performance on SW LGE Internal Use Only - 260 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 261 Switch to Fake language mode On/Off GPS Test gpsApp Test Test gpsApp Test Air Test(Enable / Disable) MLT HIDDEN Menu LGE Internal Use Only - 261 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 263: Disassemble Guide
1. Disassemble Battery Cover , Rear 1. Remove Battery Cover Assy 2. Remove 11 SCREWs From Rear 3. Remove Rear Assy LGE Internal Use Only - 263 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 264 2. Disassemble SPK Remove SPK from Rear 3. Disassemble PCB Remove FPCB CONNECTOR 4EA and COAXIAL CABLE CONNETOR from PCB LGE Internal Use Only - 264 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 265 1. Remove MIC Rubber From Frame 2. Remove COAXIAL CABLE CONNETOR and Screw 3. Remove Lower FPCB From Frame LGE Internal Use Only - 265 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 266 5. Disassemble Frame 1. Pull up LCD FPCB and Touch IC FPCB 2. Separate the Frame and Front LGE Internal Use Only - 266 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 267 12. DISASSEMBLE GUIDE 6. Disassemble LCD 1. Remove LCD from Front LGE Internal Use Only - 267 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 269: Exploded View & Replacement Part List
Camera Module EAX02 ABM00 EAB01 Receiver ABM00 Can Assembly,Shield ABM01 Can Assembly,Shield ACQ02 Cover Assembly,Battery EAC00 Rechargeable Battery,Lithium Ion - 269 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 270: Replacement Parts
MLAZ0038303 PRINTING MJN061100 Tape,Protect MJN68359301 COMPLEX LGE455F.ABRABK ZZ:Without Color - MJN01 Tape,Window MJN68336001 COMPLEX LGE455F.ABRABK ZZ:Without Color - LGE Internal Use Only - 270 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 271 COMPLEX LGE455F.ABRAWH ZZ:Without Color - MJN061100 Tape,Protect MJN68511201 COMPLEX LGE455F.ABRAWH ZZ:Without Color - MJN061101 Tape,Protect MJN68511101 COMPLEX LGE455F.ABRAWH ZZ:Without Color - LGE Internal Use Only - 271 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 272 SERVEONE CO., LTD. MBL02 MBL65440901 COMPLEX LGE455F.ABRABK ZZ:Without Color - MCQ00 Damper,LCD MCQ67236701 COMPLEX LGE460.AESPBK ZZ:Without Color - LGE Internal Use Only - 272 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 273 COMPLEX LGE455F.ABRABK ZZ:Without Color - MHK000001 Sheet MHK63975401 COMPLEX LGE455F.ABRAWH ZZ:Without Color - MHK000000 Sheet MHK63975301 COMPLEX LGE455F.ABRAWH ZZ:Without Color - LGE Internal Use Only - 273 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 274 ABM73976001 LGE455F.ABRAWH ZZ:Without Color - Assembly,Shield PRESS STS 304 0.2 LGE455F.ABRABK MBK070300 Can,Shield MBK63454001 ZZ:Without Color Documents refer to ABM73976001 LGE Internal Use Only - 274 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 275 Label,Unit Box MEZ64571201 Seal Label_CIS For Only COMPLEX LGE615.ACISBK ZZ:Without Color MAF086500 Bag,Vinyl MAF63267402 HDPE Phone Bag_add CIS Mark_85X200 LGE Internal Use Only - 275 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 276 CIS Dead Space Sleeve(480EA/1200*800) COMPLEX LGP880.ACISBK ZZ:Without Color Unit MEZ084100 Label,Unit Box MEZ64686921 Box Label_CIS Peel Cutting Label_40X20, 4EA LGE Internal Use Only - 276 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 277 0.03F,Module Assembly, KOREA TAIYO Assembly YUDEN.CO., LTD. R902 R908 MCR01MZSJ000 0OHM 5% 1/16W 1005 R/TP - Resistor,Chip ERHZ0000401 R909 ROHM. R910 LGE Internal Use Only - 277 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 278 C910 ECCH0002001 Ceramic,Chip 30TO+85C 1005 R/TP - - TDK CORPORATION PCB Assembly EBR070100 EBR77049101 LGE455F.ABRAWH 1.0 Flexible Flexible,Insert LGE Internal Use Only - 278 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 279 KOMATECH CO.,LTD PIFA Antenna ACB-00182 DUAL -5DB 5 FPCB Type - BT Tape EAA030100 EAA62948002 Bluetooth MOBITECH CORPORATION LGE Internal Use Only - 279 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 280 MCR006YZPJ000 0OHM 5% 1/20W 0603 R/TP - R403 Resistor,Chip ERHY0009501 ROHM. LGE455F.ABRABK 1.0 FR-4 Staggered via 10 0.8T EAX010000 PCB,Main EAX65058301 Main LGE Internal Use Only - 280 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 281 LQP03TN6N2J02D 6.2NH 5% - 300mA - - 0.6OHM Inductor L116 EAP61925901 4GHZ 14 SHIELD 0 0.6X0.3X0.3MM R/TP Multilayer,Chip MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 281 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 282 Ceramic,Chip C619 C620 C628 C629 C644 R475 MCR006YZPF1003 100KOHM 1% 1/20W 0603 Resistor,Chip ERHY0009536 R476 R/TP - ROHM. LGE Internal Use Only - 282 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 283 MCR006YZPF1000 100OHM 1% 1/20W 0603 R/TP Resistor,Chip ERHY0009301 R581 - ROHM. IC,RF U100 EAN62226301 MT6162 HSPA+ QFN R/TP 62P MEDIATEK INC. Transceiver,3G LGE Internal Use Only - 283 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 284 R910 R209 MCR006YZPJ331 330OHM 5% 1/20W 0603 R/TP - R210 Resistor,Chip ERHY0009521 ROHM. R211 LG HK0603 R10J-T 100NH 5% - 60mA - - 3.74OHM Inductor L125 EAP61866601 900MHZ 4 SHIELD 0 0.6X0.3X0.3MM R/TP TAIYO Multilayer,Chip YUDEN CO.,LTD D401 PG05DBTFC 5V 5.8V 17V 5A 100mW TFSC R/TP...
Page 285 C0603X5R0J104KT00NN 0.1uF 10% 6.3V X5R - C359 ECCH0009101 Ceramic,Chip 55TO+85C 0603 R/TP - TDK CORPORATION C363 C636 C637 LGE Internal Use Only - 285 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 286 0.2OHM 6GHZ 13 SHIELD - 0.6X0.3X0.3MM R/TP L179 Multilayer,Chip MURATA MANUFACTURING CO.,LTD. SFRG42MB002 1960/1842MHz 1.5*1.1*0.55 SMD FL100 Filter,Saw,Dual EAM62671401 R/TP 10P WISOL.CO.,LTD LGE Internal Use Only - 286 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 287 LQP03TG8N2J02D 8.2NH 5% - 200mA - - 1.4OHM L108 Inductor EAP62108301 4.8GHZ 12 SHIELD - 0.6X0.3X0.3MM R/TP L166 Multilayer,Chip MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 287 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 288 0.15OHM 6GHZ 12 SHIELD - 0.6X0.3X0.3MM R/TP L175 Multilayer,Chip MURATA MANUFACTURING CO.,LTD. R583 MCR006YZPJ100 10OHM 5% 1/20W 0603 R/TP - Resistor,Chip ERHY0009502 R584 ROHM. LGE Internal Use Only - 288 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 289 Filter 1950000000 1920 to 1980 2.4 2.0 2.0x1.6x0.6 FL103 EAM62090901 Duplexer,IMT DUAL SMD R/TP 9P MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 289 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 290 55TO+85C 1005 R/TP - - SAMSUNG ELECTRO- Ceramic,Chip MECHANICS CO., LTD. PCB Assembly EBR071600 EBR76316703 LGE455.ACISWH 1.0 Main Main,SMT Bottom LGE Internal Use Only - 290 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 291 C1005C0G1H330JT000F 33pF 5% 50V NP0 - C911 Capacitor ECZH0000830 55TO+125C 1005 R/TP - TDK KOREA C912 Ceramic,Chip COOPERATION LGE Internal Use Only - 291 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 292 SOD323 R/TP 2P 1 AUK CORP B9444 1575.42MHz 1.4*1.1*0.45 SMD R/TP 5P FL600 Filter,Saw SFSY0033404 EPCOS PTE LTD. LGE Internal Use Only - 292 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 293 Capacitor C613 ECCH0017301 45TO+85C 0603 R/TP - SAMSUNG ELECTRO- Ceramic,Chip C619 MECHANICS CO., LTD. C620 C628 C629 C644 LGE Internal Use Only - 293 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 294 CL10A226MQ8NRNE 22uF 20% 6.3V X5R - C226 Capacitor ECCH0017501 55TO+85C 1608 R/TP 0.8MM SAMSUNG C234 Ceramic,Chip ELECTRO-MECHANICS CO., LTD. LGE Internal Use Only - 294 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 295 NONE SMD R/TP INNOCHIPS TECHNOLOGY VA904 EVLC14S02050 14V 0% 50F 1.0*0.5*0.6 NONE VA402 Varistor SEVY0001001 SMD R/TP AMOTECH CO., LTD. LGE Internal Use Only - 295 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 296 55TO+125C 0603 R/TP - ROHM. C624 C640 MCR01MZP5J105 1MOHM 5% 1/16W 1005 R/TP - R334 Resistor,Chip ERHZ0000407 ROHM. LGE Internal Use Only - 296 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 297 Card Socket EAG63211701 T/REEL - HYUPJIN I&C CO.,LTD. MCR006YZPJ472 4.7KOHM 5% 1/20W 0603 R/TP R582 Resistor,Chip ERHY0009526 - ROHM. LGE Internal Use Only - 297 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 298 CL10A106MO8NQNC 10uF -20TO20% 16V X5R - Capacitor C428 EAE62843001 55TO+85C 1608 R/TP 0.8+-0.15 - SAMSUNG Ceramic,Chip ELECTRO-MECHANICS CO., LTD. LG HK 0603 27NJ-T 27NH 5% - 120mA - - Inductor L701 EAP62228001 1.35OHM 1.8GHZ 4 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD...
Page 299 Microphone MOE-C110R38-K1 -38DB 300OHM OMNI 1.5 TO MIC400 EAB62670801 Condenser 3.6V 3.76x2.95x1.1 SMD BSE CO., LTD. LG HK 0603 6N8J-T 6.8NH 5% - 250mA - - Inductor L601 EAP62227601 0.39OHM 3.9GHZ 5 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD...
Page 300 106dB KIRYN TELECOM CO., LTD IFS00015 USB USB 1.0M 4 BLACK UL N EAD010000 Cable,Assembly EAD62377901 INTERFACESAMIL CO.,LTD LGE Internal Use Only - 300 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 301: Accessory
850mA 50/60Hz CE WALL 2P USB - SUNLIN ELECTRONICS CO.,LTD PRINTING LGE455.ACISWH ZZ:Without Color Russian Federation MFL053800 Manual,Operation MFL67841605 ENGLISH+RUSSIAN+KAZAKH+UKRAINIAN Web manual for LGE455 CIS LGE Internal Use Only - 301 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

LG -E455 Service Manual

1 Introduction

2 Performance

3 CIC and Service Center

4 Trouble Shooting

5 Download

6 Block Diagram

7 Circuit Diagram

8 Bga Pin Map

9 Pcb Layout

10 Calibration

11 Hidden Menu

12 Disassemble Guide

13 Exploded View & Replacement Part List

Quick Links

Troubleshooting

Related Manuals for LG LG-E455

Summary of Contents for LG LG-E455

Table of Contents