Circuit Diagram - LG KE590 Service Manual

7. CIRCUIT DIAGRAM

1 2 3
KBC(4:0)
A
KBR(5:0)
D21
ELCD_DATA_0
F18
ELCD_DATA_1
E19
ELCD_DATA_2
G18
ELCD_DATA_3
F20
ELCD_DATA_4
H18
ELCD_DATA_5
G19
B E_DATA(15:8) ELCD_DATA_6
H20
ELCD_DATA_7
H19
E_DATA(8)
ELCD_DATA_8
H21
E_DATA(9)
ELCD_DATA_9
E_DATA(10) J20
ELCD_DATA_10
E_DATA(11) J18
ELCD_DATA_11
E_DATA(12) J21
ELCD_DATA_12
E_DATA(13) J19
ELCD_DATA_13
K21
E_DATA(14)
ELCD_DATA_14
N18
E_DATA(15)
ELCD_DATA_15
R18
AUDIO_SWITCH ELCD_DATA_16
V21
VCAM18_EN ELCD_DATA_17
M14
MAIN_CS ELCD_NCS0
M15
DIF_RESET ELCD_NRESET
L15
C DIF_ADS ELCD_DNC
K15
DIF_WR ELCD_RNW
D20
DIF_RD ELCD_ESTRB
K14
DIF_VSYNC ELCD_TE
Y16
VCAM28_EN GPIO_10
V19
DP_PWON GPIO_18
V5
FDATA(0) EMIFS_FDATA_0
W4
FDATA(1)
EMIFS_FDATA_1
Y3
FDATA(2)
EMIFS_FDATA_2
V6
FDATA(3)
EMIFS_FDATA_3
AA3
FDATA(4)
FDATA(15:0) EMIFS_FDATA_4
W5
FDATA(5) EMIFS_FDATA_5
Y4
FDATA(6) EMIFS_FDATA_6
AA4
D FDATA(7) EMIFS_FDATA_7
V7
EMIFS_FDATA_8
W6
EMIFS_FDATA_9
AA5
EMIFS_FDATA_10
Y5
EMIFS_FDATA_11
V8
EMIFS_FDATA_12
W7
EMIFS_FDATA_13
Y6
EMIFS_FDATA_14
P9
EMIFS_FDATA_15
FADD(25:17)
FADD(17) R9
HOOK_DETECT EMIFS_FADD_17
Y8
FADD(18)
CHG_EN EMIFS_FADD_18
AA7
EMIFS_FADD_19
For NFC W9
EMIFS_FADD_20
R10
EMIFS_FADD_21
V10
E EMIFS_FADD_22
AA10
EMIFS_FADD_23
W10
EMIFS_FADD_24
P10
EMIFS_FADD_25
W11
FRDY EMIFS_FRDY
V11
NFOE EMIFS_NFOE
AA9
NFRP EMIFS_NFRP
R12
NFWE EMIFS_NFWE
P12
NFWP EMIFS_NFWP
R11
NFADV EMIFS_NFADV
V12
EMIFS_NFBE_0
CLE
W12
EMIFS_NFBE_1 ALE
Y7
FCLK EMIFS_FCLK
V9
F NFCS_3 EMIFS_NFCS_3
K7
SADD(12:0) SADD(0) SDRAM_SADD0
J8
SADD(1) SDRAM_SADD1
K8
SADD(2) SDRAM_SADD2
J7
SADD(3)
SDRAM_SADD3
N8
SADD(4)
SDRAM_SADD4
M8
SADD(5)
SDRAM_SADD5
R4
SADD(6)
SDRAM_SADD6
N7
SADD(7) SDRAM_SADD7
M7
SADD(8) SDRAM_SADD8
P4
SADD(9) SDRAM_SADD9
L7
SADD(10) SDRAM_SADD10
M4
SADD(11)
SDRAM_SADD11
U3
SADD(12)
SDRAM_SADD12
C SDATA(15:0)
B1
SDATA(0)
SDRAM_SDATA0
M3
SDATA(1) SDRAM_SDATA1
C1
SDATA(2) SDRAM_SDATA2
F2
SDATA(3) SDRAM_SDATA3
C2
SDATA(4) SDRAM_SDATA4
G1
SDATA(5)
SDRAM_SDATA5
D3
SDATA(6)
SDRAM_SDATA6
R2
SDATA(7)
SDRAM_SDATA7
P2
SDATA(8)
SDRAM_SDATA8
R3
SDATA(9) SDRAM_SDATA9
M2
SDATA(10) SDRAM_SDATA10
U2
SDATA(11) SDRAM_SDATA11
J1
SDATA(12) SDRAM_SDATA12
N2
SDATA(13) SDRAM_SDATA13
M1
D SDATA(14)
SDRAM_SDATA14
U1
SDATA(15)
SDRAM_SDATA15
K3
SDCLK SDRAM_SDCLK
F4
SDCLK_EN SDRAM_SDCLK_EN
G4
SBANK1 SDRAM_SBANK1
H4
SBANK0 SDRAM_SBANK0
E4
NSRAS SDRAM_NSRAS
H3
NSCAS SDRAM_NSCAS
J3
NSWE SDRAM_NSWE
E3
NSDQMU SDRAM_NSDQMU
F3
NSDQML SDRAM_NSDQML
N4
SDCLKX SDRAM_SDCLKX
L3
DQSH SDRAM_DQSH
J4
DQSL SDRAM_DQSL
E
K4
SD_CS SDRAM_CS
VRDBB
F
N.A.
C
OUT
Q101 B
DTC144EM-T2L IN
GND E
1 2 3
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 5 6 7
C101 C102
18p 18p VRIO
C103
18p C104
18p
C105
C106
15p
NA
C107
C109
NA
1000p C110
27p
C108
NA
UART3 :
B/T Headset
B/T, PCO Trace
UART1 -> USB
Download , Mass Storage
ULPDR_CLK32K_IN
ULPDR_ARM_BOOT_EXT
ULPDR_WAKEUP_INT
ULPDR_SYS_CLK_OUT
ULPDR_ON_NOFF
U104
Serial Port Intf.
PD761811BZVL Triton external voice codec
Multimedia audio flow
4 5 6 7
8 9 10 11
SLIDE SWITCH
VRIO
U101
EM-0781-T5
SLIDE
VRIO
C111 C112
1uF 0.01u
_FM_RESET
_CHG_STAT
R109 100K
R110 NA
AA12
GPIO_19
R111 100K R112
Y12
GPIO_43
R113 NA
NA
R114 100K
R119 100K
VBAT
W21
GPIO_1
J15
GPIO_2
U19
GPIO_4 USB_BOOT_SEL
V20
GPIO_6
W17
GPIO_8 BT_NRST
V16
GPIO_9
Y18
GPIO_13 FM_INT
V17 R120 5.6K
GPIO_16 MAIN_KEY_BL_EN
BOOT_SEL
R124 100K TP101
P1_INT2
M1
P1_INT2
H10 R417 100K L2
GPIO_17 P2_INT2
G12
GPIO_32 SPK_EN
B12 A5
GPIO_46 CIF_PD C119 TR_USB_DP DP_RXD_MIC_R
G13 A3
GPIO_47 JACK_DETECT 10n TR_USB_DM DM_TXD_SPKR_L
H12 D4
MISC_EXT_IRQ ID_USB
A6
RCV VBUS VBUS
OE_INTN TI RECOMMAND HSDET BUG
C4
SE0_VM_TXD SE0_VM_TXD
C3
DAT_VP_RXD DAT_VP_RXD
V15 E4
USB_0_SE0 OE_INTN
AA17 A2
USB_0_DAT RCV
Y17
USB_0_TXEN
W16 R126 2.2K J6
USB_0_RCV SDA1
R127 2.2K M5
VRIO
SCL1
I2C_SDA
L10
I2C_SCL PWON PWON
A18 H7
I2C1_SDA RPWON RPWON
C15
I2C2_SCL WAKEUP2
K9
TP102 WAKEUP1
L9
WAKEUP2
M12
BT_CLK_REQ PCLKREQ
V14
CLK_32K WAKEUP1
T18 J8
ULPDR_ARMBOOT_EXT MCLK1
G10 R131 NA K8
MCLK2
D14
ULPDR_SYS_CLK_OUT
R133 1K
M11
ONNOFF ONNOFF
R136 10K
VRIO
C16 D5
TEMP_SENSE ADCIN1
R135
B4
JACK_TYPE ADCIN2
NA
A4
ADCIN3
AA19 C5
TSP_ACT0 TSP_ACT0 REMOTE_ADC ADCIN4
B13 B5
TSP_ACT2 TSP_ACT2 BATT_TEMPS ADCIN5
U103
M6
STARTADC
A5 M3 P3029DZQW
MCSI2_SYNC VSP_VFS
C5 L3
MCSI2_BCLK VSP_VCK
B5 M2
MCSI2_DIN VSP_VDX
D7 L4
MCSI2_DOUT VSP_VDR
M4
MCSI2_SYNC I2S_SCK
L5
MCSI2_BCLK I2S_WS
H6
MCSI2_DIN I2S_SDX
K5
MCSI2_DOUT I2S_SDR
B7
MCBSP1_CLKX MCBSP1_CLKX
C7 F5
MCBSP1_FSX MCBSP1_FSX NC1
D8 G5
MCBSP1_DIN MCBSP1_DIN NC2
B6 G6
MCBSP1_DOUT MCBSP1_DOUT NC3
K7
GND_PWR1
B11
GND_PWR21
V3 C10
SIM_IO SIM_IO GND_PWR22
W1 L6
SIM_CLK SIM_CLK GND_PWR3
V4 B3
SIM_PWRCTRL SIM_PWRCTRL GND_PWR4
U4 D11
SIM_RST SIM_RST GND_PWR5
W3 B7
SIM_PBIAS GND_VBUS2
C7
GND_VBUS1
G9
GND_DBB1
VBAT F8
GND_DBB2
F9
GND_DBB3
U18
SPI_NCS0
Y19 H10
SPI_CLK VCC11
W19 H11
SPI_DATA_MISO VCC12
V18 H12
SPI_DATA_MOSI SLIDE C132 VCC13
L7
1000p VCC21
L8
VCC22
B2
VCC3
A1 F10
NC1 VCC41
AA1 F11
NC2 VCC42
A21 E10
NC3 C134 VCC51
E5 E11
NC4 NA VCC52
A7
VCC6
Y14
VSSPBIAS ULPDR_ARMBOOT_EXT
C135
10u
R148
D1 100K
VSS1
E2
VSS2
H2
VSS3
K1
VSS4
P1
VSS5
T3
VSS6
VREXTL
W2
VSS7 VREXTH
AA8
VSS8 VRMMC
AA15
VSS9 VRSIM
AA21
VSS10 VRUSB
Y20
VSS11 VRRTC
U21
VSS12 VRIO
N19
VSS13 VRABB
N20
VSS14 VRMEM
M20
VSS15
VRPLL
M19
VSS16
L19
VSS17
K19
VSS18
G21
VSS19
B10
VSS20
D4
VSS21
E21
VSS22
A20
VSS23
A17 Domain Voltage(V) Current(mA)
VSS24
VRABB 2.8 80
VRRTC 1.8 20
VRDBB
VRUSB 3.3 15
VRSIM 1.8 / 2.85 15
VRMMC 1.8 / 2.85 100
VRDBB 1.4 - 0.95 850
VRPLL 1.3 / 1.4 / 1.05 10
VRMEM 1.8 200
VRIO 1.8 200
VREXTH 1.8 / 200@1.8V
2.8 100@2.8V
VREXTL 1.3/1.05 200@1.3V
1.8 / 2.8 100@1.8~2.8V
8 9
- 117 -
12 13 14 15
VBUS VCHG
VBAT VRIO
SLIDE
U102 ISL6299
SLIDE CLOSE LOW 1 10
CRDL BAT
2
USB
SLIDE OPEN HIGH
6 3
IMIN _PPR
4
_CHG
9
ICDL
7 8
USBON GND
5 11
CHG_EN _EN PGND
C113 C114 R118 C115
1uF 1 uF 1uF
100K
2
3
X101
MC-146
32.768KHz
4 1
C116 8p
L12
OSC32KIN
C117 8p
L11
OSC32KOUT
R125 220K
K11
CLK32KOUT CLK_32K
C118 10p
A12
LED_A
B12
LED_B
C12
LED_C LED_ABC VIBRATOR
M10
VIBDR VIBRATOR
D10
CKEN SYSCLKEN ESD9X5.0ST5G
C11
REGEN REGEN C438
INSTPAR
E8
HSDET 1u ZD305
K6 R128 1K
BM_SEL
E7 R129 NA
BM_PRECH
K10
VMODE
G7
PWROK
E9
PM_D
F7
PM_C
J9
PM_F
VCHG
J11 C120 0.1u
VBG
J10 R132 121K
IREF
J12
REFGND
H8
VBACKUP VBACKUP
B8
VAC
A9
PCHGAC
A8
PCHGUSB
D7
VCCS
A10
VBAT VBAT
D8
VBATS VBATS
C9
ICTLUSB1
D9
ICTLUSB2
C8
ICTLAC1
B9
ICTLAC2
D2 R140 1K C121 0.1uF
MICIN MIC_ABB_N
D1 R141 1K C122 0.1uF
MICIP MIC_ABB_P
C1
L101
HSMIC HSMICIP
100nH
E3
MICBIAS MICBIAS
E2
HSMICBIAS HSMICBIAS C123
C2
AUXI_FMR RADIO_R 100p
D3
FML RADIO_L
G2
EARN RCV_N
G1
EARP RCV_P L102
F3
100nH
AUXO
F1 C124 100u
HSOL HSO_L
E1
HSOR HSO_R
F2 C125 100u L103
HSOVMID
F4 100nH
AUDVMID
C126 47n
L1 R144 15K
FILTERAPLL C129 C130
C127
C131 27p 27p
G3 C128 4700p
SPKPA1 4.7u 47p
G4
SPKPA2 SPKPA
K3
SPKNA1 SPKNA
K4
SPKNA2
H1
SPKPD1
H2
SPKPD2
VBAT
J1
SPKND1
J2
SPKND2
J3
SPKVDD2
H3
SPKVDD1 C133
H4
SPKGND2 10u R145
J4
SPKGND1
36K
K1
TMS
J5
TDO
H5
TDI
K2
TCK
H9
TESTRESET
E6 R147
TESTV 10K
J7
SIMDTC
VBAT
URT101
3G 2.5G
1
GND GND
2
RX RX
L104 2.2uH 3
TX TX
4
VCHAR NC1
5
ON_SW ON_SW
6
VBAT
VBAT
7
C136 PWR
NC2
8
C137 10u URXD NC3
9
10u UTXD NC4
10
DSR
11
RTS
12
CTS
LGE Internal Use Only
16
A
_CHG_STAT
B
C
D
E
F
C
TEMP_SENSE
22K THERMISTER
D
UART3_RX
UART3_TX
RPWON
UART3_DSR
UART3_RTS
UART3_CTS
E