LG KE600 - Cell Phone Service Manual page 121

7. CIRCUIT DIAGRAM
1 1 2 2 3 3
A A
B B
R202 220K
RTC_OUT PWRON
R204
470K
VBAT
1V8_MEM
VCHS
C C
PWRON
USB_PU
VBUS_USB
C213 C214 C215
0.1u 22u 22u
D D
2V72_IO 2V85_MMC 2V85_IO2
E E C231 C232
2.2u 2.2u
F F
USB CHARGING CIRCUIT WITH INDICATE LED
2V72_IO
G G
R250
10K
USB_EOCn
USB_CHG_ENn
H H
1 1 2 2 3 3
4 4 5 5 6 6
PMIC & Li-ion CHARGER
VCHG 2V11_RTC 1V5_CORE 1V5_DSP 2V85_RF VBAT 2V7_VCXO
R203 4.7K
VBACKUP
SPOWER_INT
VCH_CTL
C203 C204 C205 C206 C207
PMRSTn
2.2u 2.2u 2.2u 2.2u 2.2u
3V1_USB 1V5_RF VBAT
2V65_ANA
1 36 TP604
VCHS VCXOEN VCXO_EN
2 35
VBATS VDDA
3 34
VRFC VANA
4 33
ON VSSR
5 32 R208 82K
U201
VDDPW IREF
6 31 C210 0.1u
SW BYP
L201 10uH
7 PMB6812 30
VSSPW VDDAU
8 29 TP211
VSSFB AUOP
9 28 TP212
FB AUON
10 27
VUPU VSSAU
11 26 TP213
VUSB AUIP
12 25 TP214
VBUS AUIN
C216 C217 C218
2.2u 2.2u 2.2u
VCHG
R209 C227 Q201
6
S2
100K 10u
4
S1
3
G
1
D3
2V85_SIM VBAT 2
D2
5 D1
NDC652P
D201
CRS08
C233 C234 C235 R212 VBAT
0.15
2.2u 2.2u 0.1u
C237
100u
VBAT
U205 ISL6294
1 8
VBUS_USB VIN BAT
EXTRSTn
TP217
2 7
SPOWER_INT
_PPR IREF
RESETn
R221 0 3 6
_CHG IMIN
R216 0 4 5
_EN GND
9
PGND
C242 C243
R251
1u 1u
NA
4 4 5 5 6 6
7 7 8 8
BLUETOOTH
2V65_BT
C208 C209
2.2u 2.2u
VBAT
2V65_BT 1V5_CORE 1V8_MEM
C211 C212
2.2u 2.2u
C220 C221
0.1u 0.1u
C228
47n
VCH_CTL
VCHS
REMOTE POWER ON
EXTERNAL RESET
2V72_IO 2V11_RTC
U204 NC7WZ08K8X
PM_INT
RPWRON_EN
PMRSTn
C244
100p
C241
0.1u
7 7 8 8
- 122 -
9 9 10 10 11 11
2V72_IO 1V8_MEM
R201
0
C201 C202
0.1u 0.1u
R205 0
USIF_TXD I2S1_CLK
R206 0
USIF_RXD I2S1_WA
I2S1_RX
I2S1_TX
TP201 TP202
B6 C9
TP203
TDO SCL0_P0_13
VBALUN A7 C8
TP204 TDI PCMFR2_SDA0_P0_12
B4 F8
TP205 TMS SLEEPX_P0_15 BT_VCXO_EN
B7 C2 R207 0
TP206 TCK CLK32_P1_5 CLK32K
A6
TP207 TRST_
B9 B1
TP208 RTCK WAKEUP_HOST_P1_8
A5 B2
TP209 JTAG_ WAKEUP_BT_P1_7
D1
TP210
RESET_ BT_RESETn
F1 H5
VDDSUP U202 RFOUT
D2
VDDCREG PMB8753
A8 A4
VDD_1 PAON
B3 A3
VDD_2 PSEL0
F9 B8
VDDC1 PSEL1
B5
VDDC2
G2 A2
VDDPMREG TX_CONF_RXON
H4
VDDRF
E1 F2
VDDRFREG1 VSSVCO
E2 F4
VDDRFREG2 VSSRF1
H1 E5
VDDPLL VSSRF2
J6 F5
VCOCAP1 VSSRF3
H6 E4
VCOCAP2 VSSRF4
0.1u C223 C224
C222
0.1u C225 C226
C219 1.5p 0.1u
0.01u 1000p
L202
BT_CLK
2.2nH
C229
2.2p
L203
2.2nH
VBALUN
FL201
1 4
UB B2
2 3
DC B1
C230
100p DBF71B601
NC1
NC2 FEED
ACS2450HBAM6
BT201
VBAT
R213 0
U203
NLAST4599DFT2G
VBAT
6 NO
COM 5 R215 0
U206 R1114D281D-TR-F
PWRON
R252
1 3 4 NC
VDD VOUT RPWRON END_KEY
1K
4 2 C240
NC GND1
6 5
CE GND2
1uF
C245 RPWRON
1000p
Engineer: Engineer:
LG ELECTRONICS INC.
D.H.SEO
Mobile Handsets R&D Center
Drawn by: Drawn by:
HW Group, Develpment Lab 4
D.H.SEO
R&D CHK: R&D CHK:
TITLE: TITLE:
GSM-NEO-MAIN-1.1
DOC CTRL CHK: DOC CTRL CHK:
MFG ENGR CHK: MFG ENGR CHK:
Changed by: Changed by: Date Changed: Date Changed: Time Changed: Time Changed: QA CHK: QA CHK: REV: REV: Drawing Number: Drawing Number:
D.H.SEO 2006.04.13 5:01:55 pm
9 9 10 10 11 11
LGMC
12 12
A A
B B
C C
D D
E E
F F
G G
H H
Size: Size:
A2 A2
12 1 8 A 12 1 8 A
Page: Page:
2/6
12 12