
4.3.2 LCD
Circuit Diagram
4.3.2.1 LCD Trouble
• LCD Control signals
From MSM : D2[0:15], LCD_RESET/, SLCD_RESET/,
MLCD_IF_MODE, LCD_RS, M_VSYNC, MLCD_CS/,
SLCD_CS/, OE2/, WE2, LCD_BL_EN, LCD_BL_FC/
• Check point
- The assembly status of the LCD Module
- The status of Connector connection
- The Soldering of connector
Test Points
F410
F407 F408
F405
F409
F403
F401
CON404
U302
C319 : +2.8V_LCD
Summary of Contents for PX8700
Page 40: ...PX8700 LG Electronics Inc 40 Circuit Diagram ...
Page 45: ...PX8700 LG Electronics Inc 45 Circuit ...
Page 51: ...PX8700 LG Electronics Inc 51 Circuit Diagram ...
Page 56: ...PX8700 LG Electronics Inc 56 Circuit ...
Page 62: ...PX8700 LG Electronics Inc 62 Circuit Diagram RFT6150 PMIC 2 9V_TX 2 6V_MSMP2 circuit ...
Page 70: ...PX8700 LG Electronics Inc 70 RF_IN Graph 4 2 1 6 RF_OUT Circuit Diagram Waveform ...
Page 84: ...PX8700 LG Electronics Inc 84 Graph 4 2 2 5 RF_OUT RF_IN Waveform Circuit Diagram ...
Page 90: ...4 3 1 2 Charging Trouble Circuit Diagram Test Points V_BATT Pin1 CON401 U402 ...
Page 98: ...4 3 4 2 Receiver Trouble Test Points Circuit Diagram R314 U305 R315 C338 ...
Page 100: ...4 3 4 4 Headset Trouble Circuit Diagram Test Points CON402 R405 R416 R415 C116 C115 ...
Page 103: ...4 3 4 3 Mic Trouble Circuit Diagram Test Points R126 M101 ...
Page 110: ...4 3 6 3 USB Interface Circuit Diagram U201 MSM6550 U302 Test Points R307 X202 R306 L302 C314 ...
Page 128: ......
Page 130: ...MSM6550 P N MSM6550 R N U201 No Booting Memory P N HYG0UGG0MF1P 5SH0E R N U304 No Booting ...
Page 133: ......
Page 134: ......
Page 135: ......
Page 136: ......
Page 137: ......
Page 138: ......
Page 139: ...DCN Tx DCN Rx PCS Tx PCS Rx ...
Page 140: ......
Page 141: ......
Page 142: ......
Page 143: ......
Page 144: ......
Page 145: ......
Page 146: ......
Page 147: ...D 1 Accessories 0 1 1 14 0 11 4 1 2 2 1 1 11 4 31 11 1 1 0 1 1 ...