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7. CIRCUIT DIAGRAM
1
2
ACOUSTIC & MIDI
1V8_VCAM
2V8_VCAM
FB200
A
C200
4.7u
C202
C203
C204
C205
0.1u
4.7u
4.7u
0.1u
_MIDI_RST
D3
_RST
C235
1000p
E2
26M_MIDI
CLKI
D2
PLLC
TXOUT
R202
H4
_MIDI_CS
_CS__SS
F1
MADD01
A0
E3
6.8K
MADD02
A1
J5
M_WR
_WR_SCK
C211
C212
G4
C210
M_RD
_RD_SI
EXTOUT
G3
A_DATA08
D0
2200p
100p
1000p
J2
A_DATA09
D1
H2
A_DATA10
D2
G2
A_DATA11
D3
B
H1
A_DATA12
D4
J1
D4_H1
HPOUTL
F3
A_DATA13
D5
G1
A_DATA14
D6
F2
A_DATA15
D7
J6
SO
H5
SMODE
U204
HPOUTR
G5
IFSEL
YMU792P
G7
MTR
J8
EUSY0306401
MTR_G7
H8
LED0
H7
LED1
J7
LED2
_MIDI_IRQ
E7
_MIDI_IRQ
_IRQ
H6
GPIO
SPOUT2
G8
BCLK
F7
C
LRCK
SPOUT1
F8
SDIN
SPOUT1_B7
E6
MCLK
RXIN_C3
D6
TESTI0
F6
TESTI1
EXTIN
G6
TESTI2
C7
TESTI3
INDEX
2V5_VMIC
MAIN MIC
D
R219
1K
ECTH0004806
C226
R220
C227
1K
39p
22uF
FB201
SFBH0008102
R221
VINNORP
100ohm
C228
39p
C230
R222
VINNORN
E
100ohm
0.1u
R223
C231
C232
2.2K
NA
NA
1
2
LGIC(42)-A-5505-10:01
LGE Internal Use Only
3
4
5
64 POLY MIDI IC(MP3 Ringtone)
VBAT
VBAT
SPK_N
C201
SPK_P
U200
1u
1
10
VCC
NO2
2
9
NO1
COM2
C206
0.1u
C234
3
8
C208
COM1
IN2
0.1u
27p
4
7
SPK_SEL
IN1
NC2
R230
NA
5
6
REC_P
NC1
GND
C2
NLAS5223BMNR2G
R231
NA
A2
EXC
REC_N
R203
C6
100K
C209
C213
C236
B5
10u
1u
27p
BBL
B6
MIDI_HP
FM_AUDIO
C5
BBR
L
A6
MIDI_HPR
H
B3
HPC
C233
R224
0.1u
20K
C217
R207
B4
EQ1
SPKP_P
R226
100ohm
24K
0.01u
ADD01
R227
100ohm
A3
EQ2
ADD02
C218
R228
0
R209
A_WR
R229
0
A4
EQ3
A_RD
390p
82K
A7
SPK_N
B7
SPK_P
A8
C219
0.068u
C3
RXIN
FM_AUDIO_R
A1
C4
REC_P
D4
R225
NA
C221
C222
47p
47p
BACK-UP BATTERY
VBACKUP
C241
1u
BOS-T1342SDN3-LH
SUMY0010509
R232
NA
MIC200
C229
1
2
39p
R233
NA
VA202
VA203
EVLC18S02003
EVLC18S02003
3
4
5
6
7
8
MEMORY
(256 + 64PSRAM : SPANSION)
SPK_RCV_P
2V8_VMEM
SPK_RCV_N
U201
TC7SH08FS
5
1
VCC
A22_H
4
A22
3
A22_LL
GND
R200
NA
R201
2
100K
VA200
VA201
EVL5M02200
EVL5M02200
2V8_VMEM
R204
U202
A22
TC7SH08FS
_ROM_CS1
R205
SPK_SEL
5
1
VCC
_ROM_CS2
RECEIVER
4
_ROMCS1
3
_ROM_CS1
GND
SPEAKER
C216
2
1u
MADD01
MADD02
_RD
M_WR
_WR
M_RD
_LBS
_UBS
C237
C238
C239
C240
_ROMCS1
_RAM_CS1
7.5p
7.5p
7.5p
7.5p
_F_WP
_RESET
_WAIT
Charging IC
VBAT
VCHARGE
C225
R212
D200
1u
0.2
CUS02
R213
330
Q200
GATEDRV
G
S
4
5
D3
D4
3
6
D2
D5
2
7
ISENSE
D1
D6
1
8
TPCF8102-TE85L-F
Mount on the opposit
BA201
NBL414R-F9J
SBCL0001701
6
7
- 90 -
9
10
EUSY0288701
S71PL256NC0_TLA084
ADD01
G2
J3
ADD01
A0
DQ0
DATA00
ADD02
F2
G4
ADD02
A1
DQ1
DATA01
E2
K4
ADD03
A2
DQ2
DATA02
D2
H5
ADD04
A3
DQ3
DATA03
F3
H6
ADD05
A4
DQ4
DATA04
E3
K7
ADD06
A5
DQ5
DATA05
D3
G7
ADD07
A6
DQ6
DATA06
C3
J8
ADD08
A7
DQ7
DATA07
C7
K3
ADD09
A8
DQ8
DATA08
E7
H4
ADD10
A9
DQ9
DATA09
F7
J4
ADD11
A10
DQ10
DATA10
C8
K5
ADD12
A11
DQ11
DATA11
D8
J7
ADD13
A12
DQ12
DATA12
2V8_VMEM
E8
H7
ADD14
A13
DQ13
DATA13
F8
K8
2V8_VMEM
ADD15
A14
U203
DQ14
DATA14
D9
H8
ADD16
A15
DQ15
DATA15
G9
ADD17
A16
F4
F_VCC1 J5
ADD18
A17
E4
L5
F_VCC2
ADD19
A18
D7
ADD20
A19
E6
J6
ADD21
A20
R_VCC
NA
E9
ADD22
A21
F9
G3
C214
C215
A22
VSS1
F6
J9
A23
VSS2
NA
0.1u
0.1u
K2
A1
RFU16
DNU1
K6
A10
RFU17
DNU2
K9
M1
RFU18
DNU3
2V8_VMEM
2V8_VMEM
L2
M10
RFU19
DNU4
L3
RFU20
L4
B2
RFU21
RFU1
L6
B3
RFU22
RFU2
R206
L7
B4
R208
RFU23
RFU3
L8
B5
RFU24
RFU4
100K
L9
B6
100K
RFU25
RFU5
B7
RFU6
H3
B8
_OE
RFU7
C6
B9
_WE
RFU8
C4
C2
R__LB
RFU9
D4
C9
R__UB
RFU10
D6
F5
R_CE2
RFU11
H2
G5
F__CE
RFU12
J2
G6
R__CE1
RFU13
C5
G8
_WP_ACC
RFU14
D5
H9
F__RST
RFU15
E5
RY__BY
R210
NA
C220
1000p
VCHARGE
VBAT
C224
R211
C223
0.1u
0
4.7u
R214
Q201
1K
R215
R216
PRE_CHARGE_R
INDLED_R
1.5K
7.5K
R217
R218
10K
10K
UMX1NTN
LG Electronics Inc.
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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