LG KP150Q Service Manual page 88

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7. CIRCUIT DIAGRAM
1
2
3
A
B-to-B CONNECTOR
FL301
LCD_D(0:7)
EVRC14S03Q030100R
B
LCD_D(7)
INOUT_A4
INOUT_B4
LCD_D(6)
4
6
INOUT_A3
INOUT_B3
LCD_D(5)
3
7
INOUT_A2
INOUT_B2
2
8
LCD_D(4)
INOUT_A1
INOUT_B1
1
9
LCD_D(3)
9
1
INOUT_B1
INOUT_A1
LCD_D(2)
8
2
INOUT_B2
INOUT_A2
LCD_D(1)
7
3
INOUT_B3
INOUT_A3
LCD_D(0)
6
4
INOUT_B4
INOUT_A4
FL303
EVRC14S03Q030100R
FL305
C
EVRC14S03Q030100R
LCD_ADS
9
1
INOUT_B1
INOUT_A1
8
2
_LCD_WR
INOUT_B2
INOUT_A2
7
3
_LCD_MAIN_CS
INOUT_B3
INOUT_A3
6
4
_LCD_SUB_CS
INOUT_B4
INOUT_A4
LCD_RESET
CAM_RESET
R308
LCD_ID
47K
R312
D
100K
SPK_P
SPK_N
EAR_P
EAR_N
MOTOR_P
IND_LED_B
E
IND_LED_R
VA300
VA302
VA303
C315
C316
C314
varistor
VA301
1000p
NA
0.1u
1u
F
CAMERA LDO
C
VBAT
2V8_CAM
FB303
6
1
IN
OUT
5
2
NC
NR
4
3
2V8_CAM_EN
EN
GND
7
PGND
C322
C323
R326
C324
0.01u
2.2u
100K
0.1u
TPS79928DRVR
U303
D
1V8_CAM
VBAT
U305
BH18PB1WHFV
FB308
E
VIN
VOUT
3
4
GND
BGND
2
6
1V8_CAM_EN
STBY
SEL
1
5
C339
R330
C340
2.2u
20K
0.1u
F
1
2
3
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4
5
6
7
ID
Voltage
MAKER
GP(NOVA-TFT)
LOW
0V
GP(SS)
HIGH
1.8V
V_EXTH
V_IO
VBAT
FL300
ICVE10184E050R101FR
CN301
9
1
CAM_D(7)
54
1
INOUT_B1
INOUT_A1
8
2
CAM_D(6)
INOUT_B2
INOUT_A2
7
3
CAM_D(5)
53
2
INOUT_B3
INOUT_A3
6
4
CAM_D(4)
INOUT_B4
INOUT_A4
52
3
51
4
FL302
50
5
ICVE10184E050R101FR
9
1
CAM_D(3)
49
6
INOUT_B1
INOUT_A1
8
2
CAM_D(2)
INOUT_B2
INOUT_A2
7
3
CAM_D(1)
48
7
INOUT_B3
INOUT_A3
6
4
CAM_D(0)
INOUT_B4
INOUT_A4
47
8
46
9
45
10
FL304
ICVE10184E050R101FR
44
11
9
1
INOUT_B1
INOUT_A1
CAM_MCLK
8
2
43
12
INOUT_B2
INOUT_A2
CAM_PCLK
7
3
CAM_HS
INOUT_B3
INOUT_A3
6
4
42
13
INOUT_B4
INOUT_A4
CAM_VS
41
14
I2C_SDA
40
15
I2C_SCL
39
16
38
17
37
18
MLED1
36
19
MLED2
35
20
VRWLED
34
21
1V8_CAM
33
22
2V8_CAM
CAM_PWDN
32
23
31
24
30
25
C310
C311
29
26
0.1u
0.1u
28
27
C312
C313
0.1u
0.1u
FM RADIO
R321
47K
V_IO
V_ABB
1
15
R327
C325
0.1u
C327 100p
NC1
GND3
100ohm
2
14
FM_ANT
FMIP
U304
LOUT
3
13
C328
0.1u
RFGND
ROUT
4
12
R328
GND1
GND2
5
11
100ohm
_RST
SI4702-C19-GM
VD
V_IO
C335
1u
C334
1u
C337
C336
22n
22n
V_ABB
C338
0.1u
U306
VCC
TC7SH04FS
5
C341
0.1u
C342
0.1u
4
1
2
C343
GND
R331
47K
27p
4
5
6
7
8
9
10
11
CHARGING
VCHG_IN
VBAT
VBUS_IN
V_IO
U300
ISL9221
CAM_D(0:7)
13
PGND
1
VDC
12
VDC_BYP
2
VUSB
11
BAT
3
_PPR
10
USB_BYP
4
EOC
_CHG
9
IVDC
5
CHG_EN
_EN
8
GND
6
IMIN
7
IUSB
DNI
R305
DNI
R307
INDICATOR LED SWITCH
Q300
UMX1NTN
R309
100ohm
R310
10K
R311
10K
LED_B_EN
R313
300
IND_LED_R
R314
R315
100K
100K
VBAT
VBAT
LD300
IND_LED_B
1
2
IND_LED_R
3
4
I/O CONNECTOR
V_IO
R316
150
R317
1.2K
C317
C318
120p
1u
C319
0.1u
L300
100nH
HSMIC
C320
2200p
HOOK_DETECT
C321
22u
HSOL
USB_DP
USB_DM
JACK_DETECT
RPWON
FB306
UART_DSR
R324
47
UART_TX
R325
47
UART_RX
RADIO_L
C329
R329
VA304
VA305
VA306
2200p
4.7K
RADIO_R
CLK32K
8
9
- 89 -
12
13
14
15
VCHG
VBUS
BATTERY CONNECTOR
VBAT
CN300
HSBC-3P-65
R300
20K
2 3
BATT_TEMP
1
C300
C301
C302
C303
R302
10u
DNI
18p
33K
ICVL0505101V150FR
C304
C305
C306
0.1uF
0.1uF
0.1uF
FOLDER SENSE
V_IO
U301
BU52031NVX
1
4
FOLDER
OUT
VDD
2
3
GND
NC
C307
C308
C309
27p
0.1u
27p
IND_LED_B
JTAG
LED_R_EN
ON BOARD JTAG I/F CONNECTOR
Check direction on top side
V_IO
JTG300
VCC
GND
JTAG_TCK
TCK
JTAG_TDO
TDO
JTAG_TDI
TDI
JTAG_TMS
TMS
JTAG_TRST
TX
RX
V_IO
U302
FSA4157L6X
6
1
B1
S
POP_NOISE
5
2
GND
VCC
4
3
B0
A
FB300
VBAT
V_IO
V_IO
VBUS_IN
VCHG_IN
CN302
GU041-18P-E1000
R319
R320
21
2.2K
2.2K
19
1
FB301
FM_ANT
2
3
4
L301
5
270nH
R322
22
6
R323
22
7
FB399
8
9
10
FB302
11
FB304
12
FB305
13
14
FB307
15
16
BLM15AB601SN1
17
18
20
10u
VA307
VA308
VA309
C330
C331
C332
L302
22
C326
4.7u
56p
24p
100nH
C333
10u
(2012)
(10V,Z,Y5V)
(50V,J,NP0)
LGE Internal Use Only
16
A
B
C
D
E
F
C
D
E

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