LG KU580 Service Manual - Page 172

7. CIRCUIT DIAGRAM 1 A B C D E F G H 1 2 3 4 5 6 VDDE_1V8 VDDG_2V85 VBAT LCD_ID PDI_D7 PDI_D6 PDI_D5 PDI_D4 PDI_D3 PDI_D2 PDI_D1 PDI_D0 LCD_WR LCD_RS_n LCD_CS_n LCD_VSYNC TRICKLE LED LCD_RES_n KEYOUT3 KEYOUT4 TP100 CN100 G1 G2 1 40 2 39 3 38 4 37 5 36 6 35 7 34 8 33 9 32 10 31 11 30 12 29 13 28 14 27 15 26 16 25 17 24 18 23 19 22 20 21 G3 G4 VCAM_2V8 VCAM_1V8 APP_GP10_BL_CTRL APP_GP03_CAM_LDO_CTRL APP_GP15_TOUCH_CLK APP_GP16_TOUCH_DAT APP_GP05_TOUCH_ACK KEYIN3 KEYIN4 KEYIN5 ACC_GP23_TOUCH_LED_ON SUB Connector, AXK7L40227G, 0.9T Socket VDDE_1V8 VDDG_2V85 R112 22 SENSE0 SENSE3 R113 4.7K R114 4.7K R115 4.7K 19 24 23 22 21 20 25 S7 S6 PGND SDA NC4 GND1 VDD APP_GP16_TOUCH_DAT APP_GP15_TOUCH_CLK APP_GP05_TOUCH_ACK S0 NC0 S1 S2 1 2 3 SCL ATTN GPIO2 4 5 6 GPIO1 GPIO0 SHLD U100 SO2400 S5 NC3 XCAP 18 17 16 GND0 NC2 15 14 13 S4 NC1 S3 C105 1u C106 1u 12 7 8 9 10 11 SENSE1 SENSE2 Touch IC : Synaptics 7 8 9 10 11 R102 100K R101 100K VDDE_1V8 LCD_BL1 LCD_BL4 CPO LCD_RES_n PDI_D7 PDI_D5 PDI_D3 PDI_D1 LCD_RS_n LCD_VSYNC NA ZD100 C100 0.1u VDDG_2V85 CN101 G1 1 40 2 39 3 38 4 37 5 36 6 35 7 34 8 33 9 32 10 31 11 30 12 29 13 28 14 27 15 26 16 25 17 24 18 23 19 22 20 21 G2 LCD_BL2 LCD_BL3 IF CONTROL (HITACHI : L, EPSON : H) R111 0 PDI_D6 PDI_D4 PDI_D2 PDI_D0 LCD_WR LCD_CS_n LCD_ID LCD_Connector VBAT APP_GP10_BL_CTRL APP_GP03_CAM_LDO_CTRL ESD9X5.0ST5G INSTPAR ZD101 C102 10u U101 1 2 PIN IN MAX8631XETI C1P 23 3 24 29 GND PGND BGND C1N 22 26 C2P C2N 27 25 OUT 20 ENM1 19 21 ENM2 ENF 18 28 17 ENLDO P1 P2 8 SETM 7 SETF 6 REFBP M1 16 M2 M3 15 14 13 M4 F1 F2 12 11 F3 10 9 F4 LDO1 4 5 LDO2 C107 0.01u C101 1u C104 1u C103 10u LCD_BL1 LCD_BL2 LCD_BL3 LCD_BL4 C108 C109 1u 1u CPO VCAM_2V8 VCAM_1V8 R116 100K R117 100K R118 100K R121 1% 6.8K R122 1% 10K BACKLIGHT CHARGE PUMP 12 A B C D E VDDE_1V8 VDDE_1V8 VDDE_1V8 KEYIN3 R123 51K KEYIN4 R124 51K KEYIN5 R125 51K TP102 SENSE2 TP103 SENSE0 UP LEFT OK DOWN RIGHT TP101 SENSE3 KEYOUT3 KEYOUT4 TP104 SENSE1 2 3 4 5 6 ACC_GP23_TOUCH_LED_ON 7 R136 100K VBAT F NAVI KEY LED TOUCH KEY LED 680 LD104 SSC-FR104-II1 510 LD105 SSC-FR104-II1 680 LD106 SSC-FR104-II1 680 LD107 SSC-FR104-II1 R126 2.2K R135 27 R137 27 Q100 123 EMX18 654 R127 150 LD100 R128 150 LD101 R129 150 LD102 R130 150 LD103 R131 R132 R133 R134 C110 0.1u G H 8 9 1 0 11 12 Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 173 - LGE Internal Use Only