Circuit Diagram - LG MG210 Service Manual

7. CIRCUIT DIAGRAM

R100 100K
R101 100K
R102 100K
CTS
RTS
RXD
TXD
RX
TX
H10
LCD_BL_EN TSPDI_IO4
H11
S_DATA TSPDO
J14
S_CLK TSPCLKX
H13
TSPEN0
H12
S_EN TSPEN1
H14
TSPEN2
G12
TSPEN3
M12
_PDNB TSPACT0
M14
PA_ON TSPACT1
L12
PA_BAND TSPACT2
L13
ANT_SW1 TSPACT3
J10
ANT_SW2 TSPACT4
K11
ANT_SW3 TSPACT5
K13
TSPACT6
K12
TSPACT7
K14
TSPACT8
J11
TSPACT9
J12
A(1:22) TSPACT10
J13
TSPACT11
A(22)
D2
ADD22
A(21) L3
ADD21
A(20) L2
ADD20
A(19) L1
ADD19
J5
A(18)
ADD18
A(17) K4
ADD17
A(16) K2
ADD16
A(15) K3
ADD15
A(14) J4
ADD14
A(13) J3
ADD13
A(12) J2
ADD12
A(11) J1
ADD11
A(10) H5
ADD10
A(9) H4
ADD9
A(8) H2
ADD8
A(7) H3
ADD7
A(6) H1
ADD6
G3
A(5)
ADD5
A(4) G2
ADD4
A(3) G4
ADD3
A(2)
G5
ADD2
A(1) F2
ADD1
F3
D(0:15) ADD0
B3
D(15)
DATA15
D(14) A3
DATA14
D(13) D4
DATA13
D(12) C4
DATA12
D(11) B4
DATA11
D(10) E5
DATA10
D(9) D5
DATA9
D(8) B5
DATA8
D(7) C5
DATA7
D(6) E6
DATA6
D(5) C6
DATA5
D(4) A6
DATA4
D(3) D6
DATA3
E7
D(2)
DATA2
D(1) D7
DATA1
D(0) B7
DATA0
_WR
_RD
_BHE
_BLE
MIDI_CS
LCD_CS
RAM_CS
ROM1_CS
ROM0_CS
FDP
KBC(0:4)
KBR(0:4)
R103 220K
32.768KHz
C100
2 1
4
3
MC-146X100
C102
R109 1K
R110
10K
N1
NIBOOT
F10
ON_OFF
D12
RESPWRONZ
B14
IT_WAKEUP
M3
EXT_IRQ
P1
EXT_FIQ
D11
NBSCAN
B11
NEMU0
E10
NEMU1
D10
TDI
C10
TDO
B10
TCK
E9
TMS
L11
BFSR
K10
BDR
P12
U101
BFSX
M11
BOX
D751992AZHHR
P14
VDX
N13
VDR
M13
VSFRX
N12
VCLKRX
N7
MCUDI
M7
MCUDO
M8
MCUEN0
P8
MCUEN1_IO8
L8
MCUEN2_IO13
G13
SIM_IO
F13
SIM_CLK
G10
SIM_RST
R114
F14
SIM_PWRCTRL
G11
SIM_CD
Close to DBB
C111
220p
R118
VBAT
UART100
3G 2.5G
1
GND GND
2
RX RX RXD
3
TX TX TXD
4
UFLS
NC1
5
ON_SW ON_SW RPWON
6
VBAT VBAT
7
PWR NC2
8
URXD
NC3
9
UTXD NC4
10
DSR DSR
11
RTS RTS
12
CTS
CTS
Iss. Notice No.
- 101 -
UPR VBAT
R104
10p
V_RTC
C103 0.1u
10p
C105
0.1u
L5
ON_NOFF
R111 47K L4
RESPWONZ
K4
ITWAKEUP
F3
INT2_TEST2
F12
INT1_TEST1
L10
TDR
M10
TEN
F10
TEST3
B6
TEST4
C5
TDO
B4
TDI
B3
TCK
A5
TMS
J9
BFSX
M12
BDX
K11
BFSR
L12
BDR
G12
VDR
H10
VDX
G11
U100
VFS
K12
VCK
H12
UDX
H11 TWL3025BZQW
UDR
100K R112 G10
UEN
L6
DBBSIO
M8
DBBSCK
K8
DBBSRST
C2
RCV_SPK_SEL LEDA
A2
LEDB1
B2
R113 100K
LEDB2
C1
LEDC
A1
GNDL1
B1
GNDL2
C6
NC1
10K
V_IO C9
NC2
C10
NC3
R116 100K
D4
NC4
D5
NC5
FOLDER
D6
NC6
D7
NC7
D8
NC8
D9
NC9
D10
LEDA NC10
E4
LEDB NC11
E5
LEDC NC12
E6
NC13
220p
Close to ABB
C110
V_DBB V_IO V_FLASH V_SRAM V_RTC V_ABB VBAT
C113 C114
0.1u 0.1u
Close to ABB
Close to ABB
Section Date Sign & Name
Designer 05/11/25 H.C. KWAK
Checked 06/02/03 S.R. LEE
Approved 06/02/03 I.Y. HWANG
Date Name
LG Electronics Inc.
VBAT
33K R105 33K
26MHz
PWON
RPWON
PCHG
VCCS
VBATS
VCHG
ICTL
MCLK
TDI
TDO_ARM
TCK
TMS
C106
0.1u
J12
VRAMP
APC
J11
AFC AFC
J10
DAC
C4
BULIP TXIP
A4
BULIM TXIN
A3
BULQP
TXQP
C3
BULQM TXQN
C7
BDLIP RXIP
B8
BDLIM RXIN
A6
BDLQP RXQP
B5
BDLQM RXQN
A12
EARP RCV_P
A11
EARN C107
B12
AUXOP 10p
B11
AUXON
RCV_N
E10
AUXI
A10
HSO HSO
E12
HSMICP HSMICP
C12
HSMICBIAS HSMICBIAS
F11
GNDAV
D12
MICIP MICP
D11
MICIN MICN
C11
MICBIAS MICBIAS
J2
SIMCK SIM_CLK
K2
SIMIO SIM_IO
H2
SIMRST
SIM_RST
E3
ADIN1 JACK_DETECT
E1
ADIN2 BATT_TEMP
E2
ADIN3 TEMPSENSE
F2
ADIN4 HOOK_DETECT
K5
VBACKUP
J1
VRSIM
A8
TESTV
F5
NC19
F7
NC20
R115
F8
NC21 VBACKUP
F9
NC22 10
G3
NC23
G4
V_SIM
NC24
G5
NC25
G6
NC26
G7
NC27
G8 UPR
NC28
G9
NC29
H4
NC30 C108 C109
H5
2.2u 0.1u
NC31
(1608)
R117 10K
GUIDE HOLE
C112
0.1u
OJ100 OJ101 OJ102 OJ103
Sheet/
Sheets
MODEL
MG210
1/4
DRAWING
Baseband Main
NAME
DRAWING
Rev 1.0
NO.