Sharp GX20 Service Manual - Page 110

GX20 MAIN PWB-A (2/3) A CONFIDENTIAL 5-18 (3-D) FLIP_SW G () 5-9 (12-F) LEDR G 5-9 (11-F) LEDG G 5-18 (3-G) KEY_BL_ON G 5-18 B IR_O C ADD[1] DATA[0-15] 5-18 (4-G) 1.8V 2.85V 3.0V 2.8V 3.0V 3.0V D VRTC VSIM VINT 3.0V VINT VMEM VINT VINT C154 0.1 C155 0.1 () C164 0.1 () () C156 0.1 C160 0.1 C157 0.1 C158 C159 0.1 0.1 C161 0.1 C162 C163 0.1 0.1 VCC 132 VCC 160 VDDRTC 8 VSIM 143 VMEM 44 VMEM 79 VMEM 128 VMEM 170 VMEM 173 VEXT 41 VEXT 66 VEXT 68 VEXT 110 VEXT 166 VEXT 179 VINT 5 VDDUSB 194 VMC 30 E F in] n] G n] n] n] in] in] H [ADP3408 CHGEN] [AMP Power on/off] [Sub Backlight on] [Not use] [ADP3408 CHRDET] [Not use] [Hardware revision monitor_0] [Genie Rx] IC104 [ADP3408 EOC] [Flip Switch Detection] AD6529 [Keypad Backlight on/off] DIGITAL BASEBAND [Genie Tx] [Flash WP] [Sound IC RESET] [Hardware revision monitor_1] [Hardware revision monitor_2] [LCD controller Interrupt] [Camera Controller Interrupt] [External Connector 12pin] [External Connector 14pin] [External Connector 16pin] [Sound IC Interrupt] [LCD controller RESET, Sub LCD RESET, Camera Power on] [Flash VPP] [Not use] [IrDA Tx] GPIO_00 126 [IrDA Rx] GPIO_01 124 GPIO_02 113 GPIO_03 114 GPIO_04 112 GPIO_05 101 NC GPIO_06 102 GPIO_07 89 GPIO_08 100 GPIO_09 90 GPIO_10 77 GPIO_11 99 GPIO_12 78 GPIO_13 88 GPIO_14 76 GPIO_15 69 GPIO_16 70 GPIO_17 56 GPIO_33 55 GPIO_34 36 GPIO_35 20 GPIO_36 18 GPIO_37 35 GPIO_38 17 GPIO_39 34 GPO_22 75 GPO_23 42 [Flash_Memory_1 /CS] nROMCS1 140 [PSRAM /CS] nRAMCS1 191 [SRAM /CS] nRAMCS2 154 [Flash_Memory_2 /CS] nGPCS1 172 [Not use] nAUXCS1 192 [LCD Controller /CS] GPIO_42 141 [Camera /CS] GPIO_43 193 [Not use] GPIO_44 155 TP147 TP148 TP149 TP150 TP128 TP151 NC NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1. 1 2 3 4 Figure 9 SCHEMATIC DIAGRAM (9/24) CHGEN AMP_ON CHRDET EOC 5 ADD[1-22] () ADD[19] ADD[18] ADD[17] ADD[1] ADD[2] 5-12 (2-F) 5-17 (8-C) 3.0V VINT () () 6 5 - 14