
8. CIRCUIT DIAGRAM
8.1 Baseband Interface
- 109 -
8. CIRCUIT DIAGRAM
A
2
HFK
HEADSET
1.2K
5
R101
5
B
3
B
63
1
8
E E
Toshiba
CC
ACCESSORY MIC
100N
2
NC
D
39P
6
430K
C116
430K
4
56K
Unused
A
81
F
4
GPRS
WAP
R137
7
L
D
R138
160K
TP132
7
F
(2012)
2.2U
C103
NCR171
A
C112 
10P
100
2V45_VAN
100K
R177
2.2U
A
R110
100N
A
(2012)
C104
R170
C114
0
S2
6
(2012)
C115
1U
G3
VSDI
VSDO
H3 
H2
VSFS
L9
VSIM
D3
VSSRCT
P14
WE
A11
_MIDI_IRQ_GPIO_6
NDC652P
U102
D1
1
D2
2
D3
5
G
3
4
S1
C12
USC5 
USC6
B13
H1
VCC1
VCC2
P7
K14
VCC3
VCC4
C8
VDDRTC
A2
VEXT1
B14
B10
VEXT2
VEXT3C6VEXT4
D5
VMEM1
L2
N5
VMEM2
VMEM3N9VMEM4
N13
E3
VPEG1
MIDI_CS_GPCS1
L13
A3
OSCIN
OSCOUT
B3
B2
PWRON
M14
RAMCS
RD
M11
RESET
N14
ROMCS
M13
SIMCLK
K12
C10
SPK_EN_GPIO_7
USC0
C14 
D12
USC1 
USC2
A14 
A13
USC3 
USC4
E11
JTAGEN
K11
K_COL0
C4 
E4
K_COL1 
K_COL2
B4 
A4
K_COL3 
K_COL4
C3
A6
K_ROW0 
K_ROW1
F4 
D4
K_ROW2 
K_ROW3
B5 
A5
K_ROW4
LCD_EL_GPIO_2
B12
H4
LCD_MAIN_A0_ADD0
M5
LCD_MAIN_CS_DISPLAYCS
M12
LCD_SUB_CS_GPCS0
LWR
P13
GPO_18
E12 
D14
GPO_19
GPO_2
G13
GPO_20
D13 
F11
GPO_21
GPO_22
A7
GPO_23
C5
E1
GPO_24
G12
GPO_3 
GPO_4
H12
GPO_5
A1 
C1
GPO_6
F14
GPO_7 
GPO_8
F13 
H11
GPO_9
N12
HWR
D10
GPIO_1_DEB_RX
J12
GPIO_20 
GPIO_21
J11
J14
GPIO_22 
GPIO_23
L10 
K13
GPIO_24
GPIO_32
L14
C11
GPIO_3_DEB_TX
D9
GPIO_4 
GPIO_5
B11
B1
GPO_0 
GPO_1
C2
GPO_10
F12 
E14
GPO_11 
GPO_16
E13 
G11
GPO_17
L11
GND7
GND8
C13
A12
GND9
D8
GPIO8 
GPIO9
A10
D11
GPIO_0
GPIO_10_ECLK
C9 
C7
GPIO_11_EDAT 
GPIO_12_EMEN
B9
GPIO_13
A9
GPIO_14_DCLK
B8 
A8
GPIO_15_DA0 
GPIO_16_DEN
D6 
B7
GPIO_17_DDATA
GPIO_18
H14
H13
GPIO_19
DATA2
M6 
N7
DATA3 
DATA4
M7 
L7
DATA5 
DATA6
P8 
N8
DATA7 
DATA8
M8 
P9
DATA9
J1
GND1
GND10
D7
B6
GND11
GND2
K1
P3
GND3
GND4
L6
L8
GND5
GND6
P12
G2
BSDI
F3
BSDO
BSIFS
G1
BSOFS
G4
L12
CLKIN
CLKON
G14
D1
CLKOUT
CLKOUT_GATE
D2
DATA0
N6 
P6
DATA1
DATA10
M9 
P10
DATA11 
DATA12
N10 
M10
DATA13 
DATA14
P11 
N11
DATA15
ADD18
M3 
P4
ADD19
ADD2
J2
ADD20
N4 
M4
ADD21
P5
ADD22
J4
ADD3 
ADD4
K3 
K2
ADD5 
ADD6
K4 
L4
ADD7 
ADD8
L1 
L3
ADD9
ASDI
E2 
F1
ASDO 
ASFS
F2
TP123
U105
AD6522
J3
ADD1
ADD10
L5 
M1
ADD11 
ADD12
M2 
N1
ADD13 
ADD14
P1 
N2
ADD15 
ADD16
P2 
N3
ADD17
C172
NC
R179
A
R178 
NC
2V45_VAN
39P
CRS08 
D101
TP104
R199 NC
R158 
100K
220N
A
TP124
47N
(2012)
C101
10U
2V8_VMEM
C107
6
VPP
2V45_VAN
VCHARGE
(2012)
C118
R106 
100
CN101
LG_AMP_SIM
3
CLK
GND
5
7
IO
RST
2
1
VCC
TP131
TP103
1K
R104
C159
220N
C151
47N
R116 0
A
2V45_VCORE
2V45_VRTC
100K
R152
100K
R123
47N
C136
2V9_SIM
TP105
2V8_VMEM
C153 1N
VBAT
A
R124 47
A
TP114
SP105
SP103
C157
47N
C158 
100N
10K
R134
R117
20K
NC
R151
TP102
TP107
SP107
47N
C105
C132
100N
C140
39P
100N
A
2V45_VCORE
C162
R112
VBAT
0R128
47N
VBAT
A
100
TP106
A
C149
100N
C129 
100N
K10
J10
VINNORP
K6
VOUTAUXN
VOUTAUXP
K9
K7
VOUTNORN
VOUTNORP
K8
E1
VSDI
VSDO
D1
VSFS
D2
C121
D9
RAMPDAC
H9
A8
REFCAP
REFCAP2
B9
REFOUT
A7
RESET
K1
RXON
J4
C1
TCK
B2
TDI
TDO
B1
B6
TEMP1
TEMP2
B7
TMS
C2
K4
TXON
VINAUXN
G10
H10
VINAUXP
VINNORN
J5
DVDD1
A1
G1
DVDD2
DVDD3
K5
B4
IDACOUT 
IDACREF
A3
IRXN
D10
E10
IRXP
ITXN
E9
F9
ITXP
MCLK
J2 
K2
MCLKEN
J9
MICCAP
QRXN
B10
C10
QRXP
C9
QTXN 
QTXP
ASDO
H2
ASFS
ATSM
K3
A6
AUXADC1 
AUXADC2
A5 
B5
AUXADC3 
AUXADC4
A4
F10
AVDD1
AVDD2
A9
J8
AVDD3
BSDI
G2
BSDO
F1
F2
BSIFS
E2
BSOFS
J6
BUZZER
A2
DGND1
DGND3
A
U103
AD6521
A10
AFCDAC
AGND1
G9
B8
AGND2
AGND3
J7
B3
AGND4
J3
ARSM
ASDI
H1
J1
100N
R102
0.33,1%
(2012)
A
R130 NC
C171
39P
C135
1K
47N
C145
R127
0
MIC101
OB-22S40-C33
R105
10KR136
R114
100
C165 
100N
C137
47N
R133 10K
C168
A
47N
C131
100N
2V8_VMEM
2K
R101
39P
47N
C152
220n
A
C128
2
3
1
C134
R109 
82K
Q101
2SC5585TL
1N
A
A
A
VBAT
JP101
C160
C102
2.2U
A
C130 
39P
(2012)
TP101
R154 NC
TP112
TP109
TP110
2V8_VMEM
120K
R111
TP125
1.5K
R153
D102
DAN222
R103 
2K
R115 
200K
SP104
C167
NC
(1608)
10M
R122
(1608)
2V45_VCORE
39P
C120
A
C143 
100P
A
C146
47N
100P
C117
R113 
2K
C142
TP122
NCR129
(2012)
10U
39P
C164
2V45_VCORE
D5
RY_BY
E5
UBS
D4
VCC-F
J5
VCC-S
J6
VSS1
J9
VSS2
G3
WE
C6
WP_ACC
C5
A
J4
DQ11
K5
DQ12
J7
DQ13
H7
DQ14
K8
DQ15
H8
DQ2
K4
DQ3
H5
DQ4
H6
DQ5
K7
DQ6
G7
DQ7
J8
DQ8
K3
DQ9
H4
C4
LBS
OE
H3
RESET
E6
A21
E9
A3
D2
A4
F3
A5
E3
A6
D3
A7
C3
A8
C7
A9
E7
CE1S
J2 
D6
CE2S
CEF
H2
CIOF
H9
CIOS
K6
DQ0
J3
DQ1
G4
DQ10
TH50VSF4683AASB
U106
A0
G2
A1
F2
A10
F7
A11
C8
A12
D8
A13
E8
A14
F8
A15
D9
A16
G9
A17
F4
A18
E4
A19
D7
A2
E2
A20
C126
39P
TP136
0R131
A
39P
C108
A
47N
C156
A
NC
C123
100N
C109
C106
47N
A
TP120
SP102
NC
NC
C133
C116
C161
1N
C127
39P
A
C122
39P
C125
A
2V45_VAN
VBAT
39P
C119
22
VCORE
VMEM
21
VRTC
6
VRTCIN
5
19
VSIM
25
VTCXO
TP121
(2012)
10U
12
GATEDRVE
11
GATEIN
14
ISENSE
8
MVBAT
2
PWRONKEY
PWRON_EN
1
17
RESCAP
RESET
18
ROWX
3
SIMEN
4
28
TCXO_EN
VAN
24
VBAT
23
20
VBAT2
VBATSENSE
7
10U
ADP3408
U101
AGND
27
CHARGEIN
10
CHG_DET
9
16
CHG_EN13DGND
EOC
15
C124
(2012)
C110
100R118
39P
(2012)
220N
C111
100K
R139
C147
47N
C148
47N
100P
2K
R108
R157 
NC
C144
2V8_VMEM
SP106
C169 
39P
C141
A
R172
NC
A
TP133
SP101
NC
TP115
A
2V9_SIM
R138
160K,1%
R174 NC
C150
TP126
VBAT
A
47N
AA
2V45_VCORE
TP119
39P
C163
U104
HSDL_3201
AGND
4
1
GND
NC
2
RXD
6 
5
SD
7
TXD
3
VCC
VLED
8
TP134
C154
NC
R156
100
A
47N
C155
R155
1K
1K
R107
A
R137
430K,1%
A
X101
MC-146
1
2
3
4
TP111
ACCESSORY_DETECT
LCD_ID
NCR173
USC(1)
JACK_DETECT
LDO_SD
HEADSET_MIC_P
IRDA_SD
IRDA_SD
ACCESSORY_DETECT
RPWRON
_WR
RX
TX
USC(2)
2V8_VMEM
2V9_SIM
2V45_VCORE
2V45_VAN
ON_OFF
LED_B
BACKLIGHT
PLL_PD
ADD(0)
RESET
USC(3)
HFK_SPK_N
HEADSET_MIC_N
_MIDI_IRQ
SPK_EN
KEYROW(0:4)
RX
TX
ADD(21)
ADD(0:21)
LCD_RS 
MIDI_A0
DATA(5) 
DATA(6) 
DATA(7) 
DATA(8)
DATA(0:15)
_RD
_ROMCS 
_RAMCS
_UBS 
_LBS
DSR
ADD(4) 
ADD(5) 
ADD(6) 
ADD(7) 
ADD(8) 
ADD(9)
DATA(0)
DATA(9) 
DATA(10) 
DATA(11) 
DATA(12) 
DATA(13) 
DATA(14) 
DATA(15)
DATA(1)
DATA(2)
DATA(3)
DATA(4)
ADD(1)
ADD(10) 
ADD(11) 
ADD(12) 
ADD(13) 
ADD(14) 
ADD(15) 
ADD(16) 
ADD(17) 
ADD(18) 
ADD(19)
ADD(2)
ADD(20) 
ADD(21)
ADD(3)
TXRAMP
MVBAT
HEADSET_SPK_P1 
HEADSET_SPK_N
RESET
MVBAT
2V7_VTCXO
ADD(0:21)
FLIP
TXQN 
TXQP
RXIP 
RXIN 
RXQP 
RXQN
AFC
BAT_TEMP
VOUTNORP
VOUTNORN 
VSYNTHEN 
_MIDI_RESET 
TXPA 
GSMSEL 
DCSSEL 
ON_OFF 
PLL_LE 
PLL_DATA 
PLL_CLK
LCD_MAIN_CS
KEY_BACKLIGHT
SIMEN
TXIP 
TXIN
DATA(9) 
DATA(10) 
DATA(11) 
DATA(12) 
DATA(13) 
DATA(14) 
DATA(15)
DATA(0:15)
TXEN 
RXEN 
BANDSEL1 
T_H 
HEADSET_EN
_MIDI_CS
_RAMCS 
_ROMCS
_WR 
_LBS 
_UBS
_RD
KEYROW(0)
2V45_VRTC
SIMEN
DATA(1) 
DATA(2) 
DATA(3) 
DATA(4) 
DATA(5) 
DATA(6) 
DATA(7) 
DATA(8)
HOOK_DETECT
KEYCOL(0:4)
13MHz
VIBRATOR
POWERKEY
LED_G
LCD_RES
LED_R
LCD_SUB_CS
KEYCOL(1) 
KEYCOL(2) 
KEYCOL(3) 
KEYCOL(4)
KEYROW(0) 
KEYROW(1) 
KEYROW(2) 
KEYROW(3) 
KEYROW(4)
RESET
USC(1) 
USC(2) 
USC(3) 
USC(4) 
USC(5)
ADD(15)
USC(0)
USC(0:5)
ADD(0)
ADD(9) 
ADD(10) 
ADD(11) 
ADD(12) 
ADD(13) 
ADD(14)
ADD(16) 
ADD(17) 
ADD(18)
ADD(1)
ADD(19) 
ADD(20)
ADD(2) 
ADD(3) 
ADD(4) 
ADD(5) 
ADD(6) 
ADD(7) 
ADD(8)
DATA(0)
KEYCOL(0)