Related Manuals for Motorola Moto X Pure Edition
Summary of Contents for Motorola Moto X Pure Edition
- Page 1 Moto X Pure Edition/Moto X Style Baseband TROUBLESHOOTING GUIDES V1.0 © 2009 Motorola Proprietary & Confidential Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 2: Table Of Contents
4. LED/Proximity & IR Sensor/uSIM/SDCARD Troubleshooting …………..5. Sensors Troubleshooting …………………………………..…………...……. 6. Touch Troubleshooting …………………………..………………….………... 7. Display Troubleshooting ………………………………….…………..………. 8. Camera Troubleshooting ……………………………………………..………. 9. Audio and Vibrator Troubleshooting ………………………………..……….. 10. NFC Troubleshooting …………………………………………………………. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... -
Page 3: Overall Block Diagram
OVERALL BLOCK DIAGRAM Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 4 Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 5: Snapshots Of Main Board
SNAPSHOTS OF MAIN BOARD Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 6 Snapshots of Main PCB – Top and Bottom Bottom Side Top Side (Display side) (Battery side) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 7 Main Board – Top Placement Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 8 Main Board – Bottom Placement Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 9: Charging Troubleshooting
CHARGING TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 10 USB Connector J500(pin1) -> Charger IC U2500(pin 193,194, 195,208,209,209,210) -> L2509 -> Charger IC U2500(pin 174,189,204,205) -> Charger IC U2500(pin 173,188,202,203) -> R521 ->Battery Connector, J510 Pin 4 Charger IC Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 11 CHARGING TROUBLESHOOTING (cont’d) • Charge Path (2 of 2, secondary charger IC): -> Charger IC U540(pin 40,41,42,47,48,49) -> Charger IC U5201(pin 2,9,16,23) -> R521 -> Battery Connector J510(pin 4) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 12 In a terminal window, type “adb root”, “adb shell”, “cat /sys/class/ power_supply/battery/temp”. • The temperature will be returned with 3 digits, with no decimal so 25C will read 250. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 13: Led/Proximity & Ir Sensor/Usim/Sdcard Troubleshooting
LED/PROXIMITY & IR SENSOR/USIM/uSD CARD TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 14 SOL (Sign of Life) LED • SOL LED (White) is driven by U2000 PM8994 SOL_LED_SINK (PM8994_MPP8) and B_PLUS PM8994_MPP8 Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 15 V_Cathode: 0.95V Vf = 2.8V Vf = 2.2V FTM power, w/ V_Anode: VBatt+ 0.1V, V_Anode: VBatt+ 0.1V, battery(3.8V) 3.9V 3.9V V_Cathode: 1.05V V_Cathode: 1.66V Vf = 2.85V Vf = 1.95V Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 16 IR proximity or ambient light sensor issue at phone level: • Visually check under a microscope if the grommet is placed on the sensor correctly (whether the grommet blocks the lens opening) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 17 • Visually check under a microscope if the grommet is placed on the sensor correctly (whether any of the grommets block the lens openings) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 18 Depending on the PCB board variant, there are up to 2 SIM connectors on PCB board. • Each SIM connector is operated independently with its own power, detection and SIM bus interface. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 19 SIM (cont’d) Secondary SIM: These components may be DNI depending on sku. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 20 Check SIM power at C4203 (for primary SIM) and at C4223 (for secondary SIM) and SIM card detection signal TRAY_DET at E4210. TRAY_DET is high when tray is inserted. • Check SIM bus interface signal activities during SIM access (UIMx_RST, UIMx_CLK, UIMx_DATA). Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 21 CARD • Probe VDD_SDC at C4413 to check for 2.7-3.6V • Probe TRAY_DET at E4210 for 1.8V Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 22: Sensors Troubleshooting
SENSORS TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 23 When all sensors stop reporting readings, please inspect the power supply on sensor hub. If the power is present, then please send the board back to Chicago for DE analysis. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 24 Sensor Hub Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 25 G-force activity on all axis X,Y,Z. As you change the board orientation to have positive X,Y,Z accelerometer reading. Good accelerometer IC will have G-force reading for each positive axis closed to 9.8 else the IC is faulty. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 26 X,Y,Z. As you rotate the board orientation, gyroscope reading will register reading accordingly. When the board is stationary, all gyroscope reading should be 0. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 27 Accelerometer and Magnetometer Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 28 Connect the board to a display and power the board/display with battery or factory cable. Launch CQA app, test each magnetometer. Look for magnetometer on all axis X,Y,Z. As you rotate the board orientation, magnetometer reading will register reading accordingly. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 29: Touch Troubleshooting
TOUCH TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 30 Touch Design • Two Layers Touch – • Synaptics S3528 • 16 TXs * 28RXs Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 31 Touch Design - Mechanical 10-pin BtB conn to main b’d Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 32 TOUCH_VCI = 3.25V from L22A_3P0 I2C lines (SCL, SDA) should be pulled up to 1.8V INT_N = 1.8V RST_N from MSM State change GPIO interrupt. Low when touch event occurs Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 33 No touch and abnormal touch: 1) Check power supply voltages 2) Check a touch connector and flexes on display flex 3) Check a panel crack 4) Check firmware version adb shell cat /sys/bus/i2c/devices/2-0020/ic_ver Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 34: Display Troubleshooting
DISPLAY TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 35 Display Circuit Location Display-related Display 41-pin Components Connector Display Backlight Driver & Panel Driver IC Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 36 Colorful components placed, Gray components NOT placed DISP_CABC DISP_TE MIPI Signals DISP_RST_N(1.8V) Display Control Signals AoD signals MIPI_ERR_FG Display B/L & Panel Drive VREG_L25A_1P2 VREG_L18A_2P85 DISP_VIO(1.8V) VSN_DISP(-5.5V) VSP_DISP(5.6V) LED_C1(0.13V) LED_Anode(~22V) LED_C2(0.16V) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 37 CABC Signal as seen on an oscilloscope Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 38 MIPI Signal as seen on an oscilloscope (zoomed out) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 39 MIPI Signal as seen on an oscilloscope (zoomed in) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 40: Camera Troubleshooting
CAMERA TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 41 ○ If the issue follows main PCB - Please check power supplies level, control signals and MIPI signals as directions on the next slide to find further information about failure. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 42 ( CAM_R_VDDIO=1.8V ) Check sensor analog power level at this point of C5551 ( CAM_R_AVDD=2.5V ) Check AF actuator power level at this point of C5519 ( CAM_AF_2P8=2.8V ) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 43 Rear Facing Imager Troubleshooting (cont’d) Zif fingers of rear imager module will be inserted into zif connector on main PCB as below (top contact type) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 44 ○ If the issue follows main PCB - Please check power supplies level, control signals and MIPI signals as directions on the next slide to find further information about failure. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 45 No.5 pin of FL5600. level at this point of C5602 It should be high level. ( CAM_F_DVDD=1.2V ) Check CAM_F_MCLK (main clock, 24Mhz ) at this point of E5602 Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 46 Front Facing Imager Troubleshooting (cont’d) Plug on front imager module will be mated with receptacle connector on main PCB as below. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 47 ○ If the issue follows main PCB - Please check the operation of flash driver IC (SKY81296) on next slide to find further information about the failure. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 48 IC circuitry on main PCB Check if I2C_SCL/SDA activity is present at No.6&7 pins of FL5600 or No.7&8 pins of FL5500. Since these signals are being shared with front and rear imagers Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 49 ○ If the issue follows front imager flash PCB - Check if led was damaged and send the module to led supplier without removing LEDs on flexible PCB for further analysis if it is the case. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 50: Audio And Vibrator Troubleshooting
AUDIO & VIBRATOR TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 51 Audio Device Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 52 Audio Block Diagram Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 53 - Supporting microphone for AoV mode * HS MIC - Main microphone for headset mode voice call - Main microphone for AoV mode (While wired headset has been inserted) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 54 Headset detection can be verified by selecting “Headset Info” under the CQA apk “Headset” menu. Information about whether a headset is plugged in and the headset type should be displayed. Headset “SEND/END” button press detection status should be displayed as well. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 55 Primary Microphone Circuit Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 56 (See image below) - Check the microphone output at C4501 or C4502. The AC amplitude should increase (Output DC bias should be around 0.7V), when audio is present. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 57 Secondary Microphone Circuit Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 58 - Check the microphone output at C4511 or C4512. The AC amplitude should increase (Output DC bias should be around 0.7V), when audio is present. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 59 Tertiary Microphone Circuit Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 60 (See image below) - Check the microphone output at C4521 or C4522. The AC amplitude should increase (Output DC bias should be around 0.7V), when audio is present. Blocked hole Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 61 Quaternary Microphone Circuit Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 62 MIC hole could be blocked while it has been assembled. - Check the microphone output at C4531 or C4532. The AC amplitude should increase (Output DC bias should be around 0.7V), when audio is present. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 63 Vibrator Circuit Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 64 PCB and PCB traces. The DC armature resistance should be about 11 ~ 19 ohms. - The voltage difference between VIBP and VIBN when the vibrator is operating is about 2.5 V~4.5 V. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 65 Top Speaker Boost IC Circuit B_PLUS B_PLUS ~ 9 V 8 V ~ 16 V PWM Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 66 Top Speaker Boost IC Circuit 8 V ~ 16 V PWM B_PLUS ~ 9 V B_PLUS Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 67 B_PLUS ~ 9 V 8 V ~ 16 V PWM (speaker) 2 V ~ 4 V PWM (earpiece) 5 V DC 8 V ~ 16 V PWM (speaker) ~ 0 V (earpiece) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 68 8 V ~ 16 V PWM (speaker) ~ 0 V (earpiece) 5 V DC ~ 0 V (speaker) B_PLUS ~ 9 V 6 V ~ 12 V PWM (earpiece) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 69 C6422. A 384 kHz PWM waveform should be observed, similar to the example shown below. The waveform amplitude should vary between 2 x B_PLUS up to 18 V p-p depending on the audio content. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 70 The playback volume should be much lower than it was with media playback. Probe the voltage at the SPKR_MODE_GATE node (R4698) and verify that it is near 0 V. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 71 Bottom Speaker Boost IC Circuit B_PLUS B_PLUS ~ 9 V 8 V ~ 16 V PWM Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 72 Bottom Speaker Boost IC Circuit B_PLUS 8 V ~ 16 V PWM B_PLUS ~ 9 V Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 73 Bottom Speaker Circuit 8 V ~ 16 V PWM Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 74 Bottom Speaker Circuit 8 V ~ 16 V PWM Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 75 The waveform amplitude should vary between 2 x B_PLUS up to 18 V p-p depending on the audio content. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 76 Universal Headset Detect IC Circuit 1.8 V DC 2.9 V DC Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 77 Universal Headset Detect IC Circuit 2.9 V DC 1.8 V DC Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 78 Headset Circuit 2.9 V DC (~2.1 V with headset mic.) 150 mV RMS (max. with headset) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 79 Universal Detect IC and Headset Circuits 2.9 V DC (~2.1 V with headset mic.) 150 mV RMS (max. with headset) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 80 - While playing media with a headset plugged in, use an oscilloscope verify that audio signals are present on the TIP contact (left channel) and on the RING1 contact (right channel). The expected amplitude is 150 mV maximum at the highest volume setting. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
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Page 81: Nfc Troubleshooting
TROUBLESHOOTING Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES... - Page 82 NFC Failure Modes • NFC Measured RF Power (Radio Level) • SWP Line Status (with NFC SIM Inserted) • NFC Tag Detected Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 83 Troubleshooting NFC Measured RF Power and NFC Tag Detection 1. Verify that NFC antenna is connected and properly seated. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 84 Troubleshooting NFC Measured RF Power and NFC Tag Detection 1. Verify that NFC antenna is connected and properly seated (continued) Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 85 1. Verify that NFC antenna is connected and properly seated (continued) 2. Visually inspect NFC antenna match for any damaged or missing parts 3. Visually inspect NFC antenna contacts for damage Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 86 Troubleshooting NFC Measured RF Power and NFC Tag Detection 1. Probe the below parts in NFC circuit and check specified voltage level: Battery Voltage: 3.8- 4.2V Digital IO Voltage1.8V Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 87 Troubleshooting SWP Line Status (with SIM inserted) 1. Probe the below parts in NFC circuit and check specified voltage level: Regulator for Primary SIM 1.8V or 3.2V 1.8V Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...
- Page 88 2. Check that a SIM card can be read from primary SIM slot. If card cannot be read, then this test will fail. Refer to UIM section for troubleshooting. Moto X Pure Edition/Moto X Style MOTOROLA CONFIDENTIAL Baseband TROUBLESHOOTING GUIDES...