Circuit Diagram - LG C3400 Service Manual

7. CIRCUIT DIAGRAM

1 2
VBAT
JTAG1
C100
_F_WE _WR
TDO_0 TDO_0 47n
TCK TCK
TMS TMS
TDO_1 TDO_1
RPWON RPWRON
VBAT
A TDI TDI
JTAGEN JTAGEN ADD00
GND ADD01
ADD02
ADD03
JTAG ADD04
ADD05
ADD06
ADD07
ADD08
ADD09
ADD10
ADD11
ADD12
ADD13
ADD14
ADD15
ADD16
ADD17
ADD18
ADD19
ADD20
ADD21
ADD22
B
ADD23
_RAM_CS1
_RAM_CS1
_RAM_CS2
_RAM_CS2
_ROM_CS1
_ROM_CS1
_ROM_CS2
_ROM_CS2
_WR
_WR
_LBS
_LBS
_UBS
_UBS
_RD
_ADV
_WAIT
BURSTCLK
26MHz
_MIDI_CS
_LCD_CS
_SUB_CS
X101 C150 1000p
CLKON
3
4
C
R109
2 1
10M
_RESET
MC-146_7pF
C142
32.768KHz
NA
VIBRATOR
ONNOFF
2 R178 0
RPWRON
3
FLIP
1
MIDI_AUDIO_SEL
D101
R110
R177 NA
100K AMP_SD
KDS121E
SPK_RCV_SEL
2V8_VEXT
R130 100K
DSR
VUSB
_MIDI_RST
C170
CHG_DET
0.1u CAM_DET
LCD_RESET
R101
LCD_ID2
24K LCD_ID3
D
DEBUG_RX
DEBUG_TX
R102
KEY_ROW5
330K 2V8_VMEM
CAM_RST
_MIDI_IRQ
CAM_INT
ADD24
R116
JACK_DETECT
0
CAM_HOLD
BOOTCTRL1
BOOTCTRL0
KEY_BACKLIGHT
R117
LCD_DIM_CTL
0
KEY_ROW0
KEY_ROW1
KEY_ROW2
GPIO_55 GPIO_56 BOOT MODE
KEY_ROW3
KEY_ROW4
L L BYPASS
E
L H UART BOOT KEY_COL0
KEY_COL1
H L USB BOOT INT CLOCK
KEY_COL2
H H USB BOOT EXT CLOCK KEY_COL3
KEY_COL4
1 2
LGIC(42)-A-5505-10:01
3 4
1V8_VCORE 2V8_VMEM 2V8_VEXT 2V8_VMEM 2V85_VSIM VUSB
1V8_VRTC
C101 C102 C103 C104 C105 C106 C107
C160 C108
0.1u 0.1u 0.1u 0.1u 0.1u 47n
47n
47n
0.1u
C1
ADD0
E5
ADD1
D3
ADD2
F6
ADD3
D1 L3
ADD4 DATA0
F5 L6
ADD5 DATA1
G6 L1
ADD6 DATA2
E1 L8
ADD7 DATA3
G5 M1
ADD8 DATA4
F3 L5
ADD9 DATA5
H8 N3
ADD10 DATA6
F1 N1
ADD11 DATA7
G3 P3
ADD12 DATA8
G1 N6
ADD13 DATA9
H3 P1
ADD14 DATA10
J6 R3
ADD15 DATA11
J8 R1
ADD16 DATA12
J3 N7
ADD17 DATA13
J5 P6
ADD18 DATA14
J1 T1
ADD19 DATA15
K6
ADD20
K3
ADD21
K1
ADD22
K9 A4
ADD23 GPIO_48_ABB_IRQ
H9
CLKOUT
V5 E7
NRAMCS1 CLKOUT_GATE
P8 A6
NRAMCS2 GPO_29_ABBRESET
N8
NROMCS1
P9 T11
GPIO_44_NROMCS2 JTAGEN
R4 L11
NWE GPIO_18_TCK
V1 V12
NLWR GPIO_19_TMS
U1 P12
NHWR GPIO_20_TDI
P5 V13
NRD GPIO_21_TDO
T4
NADV
V2 C8
NWAIT GPO_0_RXON
V4 E8
BURSTCLK GPO_1_TXON
A7
GPO_5_ARSM
T5 C7
NGPCS1 GPO_6_ATSM
V6
NAUXCS1
N9
GPIO_42_NMAIN_LCD_CS
V7 C6
GPIO_43_NSUB_LCD_CS CSDI
E6
CSDO
N10 J9
CLKIN CSFS
P13 U101 C5
CLKON BSDO
C9 A3
OSCOUT BSOFS
E9 A2
OSCIN BSDI
F9 C4
PWRON AD6527ABC BSIFS
V3 B1
NRESET ASDI
A1
ASDO
L18 C3
GPIO_0_IRDA_TX ASFS
L14
GPIO_1_IRDA_RX
K16
GPIO_2_NIRDA_EN
K18
GPIO_3
K14 V14
GPIO_4 GPO_2
J16 T13
GPIO_5 GPO_3
J18 T14
GPIO_6 GPO_4
H16 T15
GPIO_7 GPO_7
J14 V16
GPIO_8 GPO_8
H18 V17
GPIO_9 GPO_9
G16 V18
GPIO_10 GPO_10
J13 R16
GPIO_11 GPO_11
G18 T16
GPIO_12 GPO_16
H14 T18
GPIO_13 GPO_17
G14 P16
GPIO_14 GPO_18
F16 U18
GPIO_15 GPO_19
F18 R18
GPIO_16 GPO_20
E18 P18
GPIO_17 GPO_21
E16
GPIO_33_DEBUG_RX
C18 T9
GPIO_34_DEBUG_TX DPLUS
L10
DMINUS
B18
GPIO_35
A18
GPIO_36
C16 A11
GPIO_37 GPIO_22
A17 J10
GPIO_38 GPIO_49
C15 E10
GPIO_39 GPIO_50
K5 H10
GPIO_40 GPIO_51
T7 C10
GPIO_45 GPIO_52
T8 F10
GPIO_46 GPIO_53
E11 A10
GPIO_55 GPIO_54
A12
GPIO_56
G13 V9
GPO_22_KEY_BACKLIGHT GPIO_23_SIM_RESET
D18 V11
GPO_23_LCD_BACKLIGHT GPIO_24_SIM_EN
P11
GPIO_47_SIM_VSEL
D15 T10
KEYPADROW0 SIMCLK
E14 V10
KEYPADROW1 SIMDATAIO
A16
KEYPADROW2
E13
KEYPADROW3
A15 N18
KEYPADROW4 USC0
N14
USC1
F13 M16
KEYPADCOL0 USC2
A14 N13
KEYPADCOL1 USC3
C14 M18
KEYPADCOL2 USC4
C13 L16
KEYPADCOL3 USC5
A13 M13
KEYPADCOL4 USC6
3 4
5 6 7
VBAT
C109 C110 C111
R131
22u 22p 47n
NA
DATA00
A12
DATA01 IP IP
A13
DATA02 IN IN
A15
DATA03 QP QP
A14
DATA04 QN QN
B14
DATA05 AFC AFCDAC
B12
DATA06 TX_RAMP PA
DATA07
DATA08 C119 C120
DATA09 47p 0.068u
DATA10
DATA11
_RESET
DATA12
R104
T1
DATA13 RESET
T13
200
DATA14 KEY_ROW0 KEYOUT
T14
C123 C124
DATA15 POWERKEY KEYON
R7
RPWRON DBBON
0.1u 0.1u A2
CLKON VCXOEN
T12
LDOEN
ABB_IRQ D1
INT
L1
MCLK
J2
MCLKEN
M1
ABBRESET
JTAGEN
TCK TMS
B2
TCK
B1
TMS
A1
TDI TDI
TDO_0 C1
TDO_0 TDO
TDO_1
K1
RXON
K2
TXON
J1
ASM
AD6535XCA
H1
CSDO
H2
CSDI
L2
CSFS
G2
BSDI
F1
BSIFS
E2
BSDO
G1
BSOFS
D2
ASDO
E1
ASDI
F2
ASFS
A16
REFPWR
C16
REFEN
C129 1u B15
REF
C134 1u A10
ONNOFF REFBB
C135 1u B11
RF_PWR_DWN REFOUT
B6
IFMODE BATT_TEMP BATTYPE
R112 82K D15
ANT_SW1 REFCHG
A8
(1%)
TEMP2
B9
ANT_SW2 TEMP1
A9
PA_EN HOOK_DETECT AUXADC2
B10
PA_BAND LCD_ID1 AUXADC1
L16
S_EN LIGHT1
M15
S_DATA LIGHT2
M16
S_CLK LIGHT3
C141
USB+ 0.1u
USB-
SIM_RST
C_FLASH
Section
SIM_CLK
SIM_DATA
Designer
USC0
USC1
Checked
USC2
USC3
USC4
Approved
USC5
USC6
Iss. Notice No. Date Name
5
- 99 -
8 9
VUSBIN VCHARGE
R188
0
P1
VCORE1
N1
VCORE2
T3
VMEM1
T2
VMEM2
T7
VRTC
T6
VSIM
H16
VABB
N16
VMIC
D16
VVCXO
E15
VUSB
A4
VEXT1
B4
VEXT2
T4
VBACK
E16
VAPPGATE
F16
VAPP
(1%)
R122 1.2M
T15
IBIAS
R1 C152 1u VBAT
CRST
R3
VMEMSEL
T5
VBACKSEL
G16
NC_G16_VPLL_TE
(1%)
C143
B7 R126 100
CHGDACREF
B5 C151 0.01u (1%)
CHGOSC 1u
B8
VBATSENSE
A5
VCHG
A7
ISENSE
R108
A6
U102
GATEDRIVE
4
3
2
1
R13
AIN3L
R14
AIN3R
P15
AIN2P
R15
AIN2N
P16
AIN1P
R16
AIN1N
R12
NC_R12
C130 C131 C132 C133
39p 39p 39p 39p CLOSE TO AD6537B
J15
AOUT1P
K15
AOUT1N
R11
AOUT2P1 SPKP_P
T11
AOUT2P2
T9
AOUT2N1 SPKP_N
R9
AOUT2N2
J16
AOUT3L
K16
AOUT3R
C2
GPI
C139 C140
39p 39p
Date Sign & Name
MODEL
C3400
Lee Jae Hyoung
05/01/17
Kim kil su
05/01/17
DRAWING
AD6527B/AD6535
NAME
Song yoon seok
05/01/17
DRAWING
LG Electronics Inc.
NO.
7. CIRCUIT DIAGRAM
10
GUIDE HOLE
A
R103 10K
BACK_BATT
C113 1u
C114 1u
C115 0.1u
C116 1u
(1608)
C117 2.2u
C118 1u
C121 1u
C155 1u
C122 1u
B
VCHARGE
(2012)
C126
D102
10u
CUS02
330
TPCF8102
G S
5
D3 D4
6
D2 D5
7
D1 D6
8
Q100
C
AUXIP
AUXIN
VINNORP
VINNORN
R111 4.7
RCV_P
C136
39p
R113 4.7
RCV_N
AUX_OUT_L
C137 C138
AUX_OUT_R
39p 39p
D
Sheet/Sheets
1/7
Ver 1.1
LG Electronics Inc.