Sharp GX30 Service Manual page 106

KEY PWB-B (1/3)
A
VBACK
R156
0
B
V102
100P
R249
20K
C
D
E
R163
F
0
SC[3] SIMIO
196 SIMDATAIO
SIMCLK
177
SIMCLK
SIMRST R164
195
GPIO_23
0
197
GPIO_24
ESET
157
GPIO_47
KEYPADROW[0]
40
KEYPADROW[0]
KEYPADROW[1]
54 KEYPADROW[1]
KEYPADROW[2]
16
KEYPADROW[2]
KEYPADROW[3]
53
KEYPADROW[3]
KEYPADROW[4]
15
KEYPADROW[4]
G
KEYPADCOL[0]
67
KEYPADCOL[0]
KEYPADCOL[1]
14
KEYPADCOL[1]
KEYPADCOL[2]
33
KEYPADCOL[2]
5-23
KEYPADCOL[3]
32
KEYPADCOL[3]
(5-G)
3.0V KEYPADCOL[4]
13
VINT
KEYPADCOL[4]
BOOTCTRL1 G
R168
3.0V
51
GPIO_55
0
VINT
12
GPIO_56
R162
G
0
BOOTCTRL0
148
USC[0]
5-23
146
USC[1]
(5-G)
VINT 3.0V
133 USC[2]
H
USC[3] R291
145 USC[3]
470K
134 USC[4]
NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
1
5-23 (5-B)
FROM SD/SIM FPC PWB-G
1.8V 2.85V 3.0V
1.8V
VCORE VRTC VSIM VINT
C177
0.1
C178
0.1
C179
0.1
C180
0.1
[SIM RESET]
[Sound IC RESET]
High
[Boot Control 1]
USB BOOT
[Boot Control 0]
Boot High
(External referance clock)
Control 1
Low UART BOOT
[Genie TX]
[RXD]
[TXD]
[Genie RX]
[RTS / Genie RX]
2 3
TP125
TP149
3.0V
1.8V 3.0V
VINT VCORE VUSB
C183 C187
0.1 0.1
C184 C188
0.1 0.1
C185 C189
0.1 0.1
C186 C190
0.1 0.1
[USB_CURRENT_CTL]
[UART CTS of Bluetooth]
[SD card detect]
[LCD controller interrupt]
[Headset SW detect from Headset Jack]
[Stereo / Mono detect of Headset Jack]
[MUM of Bluetooth]
[USB detect]
[Flip Switch Detection]
[LCD controller RESET, Sub LCD RESET, Camera Power on]
[Camera Controller Interrupt]
[PCM CLK of Bluetooth]
[PCM DATAIN of Bluetooth]
Boot Control 0 [PCM SYSNC of Bluetooth]
Low [PCM DATAOUT of Bluetooth]
USB BOOT
[UART RXD of Bluetooth]
(Internal referance clock)
[UART TXD of Bluetooth]
Flash BOOT
[SD card WP]
[Modesel2 of Interface IC]
[Typhoon Interrupt]
[Sound IC Interrupt]
[USB pullup control of Interface IC]
4
5-5 (3-A)
FROM CAMERA
GROUND FPC PWB-D
a
3.0V
VINT
3.0V
VINT
3.0V 3.0V
VINT VAPP
R157
1K
TP150
TP151
TP152
R182
0
3.0V 3.0V
VAPP VINT
TP158
[IrDA Tx]
126
GPIO_00
[IrDA Rx] GPIO_01 124
US B_C URRENT_CTL
113
GPIO_02
BT_RTS
114
[BT_RTS] GPIO_03
BT_CTS
112
GPIO_04
101
GPIO_05
102
GPIO_06
GPIO_07
89
GPIO_08 100
GPIO_09 90
USB_DET
GPIO_10 77
GPIO_11 99
/LCD_RESET
GPIO_12 78
R188 CAM_INT
GPIO_13 88
0
BT_PCMCLK
GPIO_14 76
BT_PCMOUT
GPIO_15 69
BT_PCMSYNC
GPIO_16 70
BT_PCMIN
GPIO_17 56
BT_TXD
GPIO_33 55
BT_RXD
GPIO_34 36
GPIO_35 20
MODESEL2
GPIO_36 18
TP157
GPIO_37
35
GPIO_38 17
USB_PU
GPIO_39 34
TP153
5
C194
0.1
1 Vdd
Gnd 2
3 Out
IC107
EW6671
HALL
C193
0.1
A
/LC D_INT
USB_CURREN T_CTL
6