LG KG290 Service Manual page 105

7. CIRCUIT DIAGRAM
MAIN TO FPCB CONN
VBAT 2V8_MV
C607 C608 C605 C606
1u 47p 0.1u 47p
CN600
ENBY0036801
1
MLED1
2
MLED2
3
4
MLED
5
6
7
8
9
10
11
12
B 13
14
15
16
17
SPK_RCV_N
18
SPK_RCV_P
19
LCD_ID1
20
KEY_BACKLIGHT
21
VBACKUP
22
MOTOR
23
FL604 (15pF,100,15pF) 24
1 13 25
POWERKEY INOUT_A1 INOUT_B1
2 12 26
UKEY_ROW3 INOUT_A2 INOUT_B2
3 11 27
UKEY_ROW2
INOUT_A3 INOUT_B3
4 10 28
UKEY_ROW1 INOUT_A4 INOUT_B4
5 9 29
UKEY_ROW0 INOUT_A5 INOUT_B5
R619 680 6 8 30
KEY_COL4
INOUT_A6 INOUT_B6
VA649
VA652
C
CHARGE PUMP
D VBAT
C626 4.7u
FB603
MLED
1.5K
R613
LCD_DIM_CTRL
C630
R615 C631
1u
100K 27p
E
1 2
LGIC(42)-A-5505-10:01
LGE Internal Use Only
5
FL601
(15pF,100,15pF)
60
59
L_DATA15
INOUT_B6 INOUT_A6
58 8 6
INOUT_B5 INOUT_A5 L_DATA14
57 9 5
INOUT_B4 INOUT_A4 L_DATA13
56 10 4
INOUT_B3 INOUT_A3 L_DATA12
55 11 3
INOUT_B2 INOUT_A2 L_DATA11
54 12 2
L_DATA10
INOUT_B1 INOUT_A1
53 13 1
52
51
FL602 (15pF,100,15pF)
50 1 13
INOUT_A1 INOUT_B1 L_DATA09
49 2 12
INOUT_A2 INOUT_B2 L_DATA08
48 3 11
L_DATA07
INOUT_A3 INOUT_B3
47 4 10
INOUT_A4 INOUT_B4 L_DATA06
46 5 9
INOUT_A5 INOUT_B5 L_DATA05
45 6 8
INOUT_A6 INOUT_B6 L_DATA04
44
43
42
41
FL603 (15pF,100,15pF)
40 1 13
L_DATA03
INOUT_A1 INOUT_B1
39 2 12
INOUT_A2 INOUT_B2 L_DATA02
38 3 11
INOUT_A3 INOUT_B3 L_DATA01
37 4 10
L_DATA00
INOUT_A4 INOUT_B4
36 5 9
INOUT_A5 INOUT_B5 LCD_RS
35 6 8
INOUT_A6 INOUT_B6
34
33
32
FL605 (15pF,100,15pF)
1 13
L_MAIN_LCD_CS
INOUT_A1 INOUT_B1
2 12
INOUT_A2 INOUT_B2 LCD_WR
3 11
INOUT_A3 INOUT_B3 VSYNCOUT
4 10
LCD_RESET
INOUT_A4 INOUT_B4
5 9
INOUT_A5 INOUT_B5 UKEY_ROW4
6 8 R620 680
INOUT_A6 INOUT_B6 KEY_COL3
VA650
U603 AAT3155ITP-T1
5 10
IN C1+
C627
1u
8 9
OUTCP C1-
7
C2+
C628
1u
11
EN_SET
6
C2-
3
D1 MLED1
2
D2 MLED2
1
D3
4 12
GND D4
C633 C634
27p 27p
3 4 5
6 7 8
BT + FM RADIO
C600 10p L600 270nH
R600
0
L601
C601
NA
47p
R602
100nH
0 150K
L602
R621
C603
H2
47p FL600
RES
C604 10p
F1
IN OUT RFIOP
G1
GND1 GND2 RFION
LFB212G45SG8A166
D4
FMPLLCAP
D1
FMRF_INP
C1
FMRF_INN
L603 56 nH A3
FMVCO_LP
A2
FMVCO_LN
A1
FM_CVAR
C609 0.1u
K6
FM_AUDIO_L AUDIOL
0.1u
K5
C610
FM_AUDIO_R AUDIOR
J5
AUDIOGND
C611 NA
C612 0.1u
K2
26M_DBB XTALP
K3
XTALN U600
C613 0.1u
B4
BT_32K LPOIN
BCM2048SKUFBG
C614 NA
USC6
D10
GPIO7
TP600 B8
GPIO6
TP601
G6
BT_MAIN_CLK_EN GPIO5
E6
GPIO4
G9
GPIO3
F10
GPIO2
TP602 H9
BT_DBB_INT GPIO1
TP603 H10
DBB_BT_INT GPIO0
E7
A_GPIO7
B7
A_GPIO6
K9
A_GPIO5
E9
A_GPIO4
R609 47 A10
PCM_TX_BT A_GPIO3
R610 47 B10
PCM_RX_BT A_GPIO2
R611 47 C10
PCM_SYNC A_GPIO1
R612 47 B9
USC0 A_GPIO0
D6
_BT_RST RST_N
C622
1000p
C623 0.1u
2V8_VEXT
PCM_RX_BT
USC_2
U601
USC_1
SLAS4717EPMTR2G
1 10
VCC NO2 PCM_TX_BT
2 9
NO1 COM2
3 8
COM1 IN2
4 7
PCM_EN IN1 NC2 USC2
5 6
NC1 GND
USC1
R614
C629
47K 0.1u
- 106 -
9 10
FM_ANT
OUT600 OUT601
A
F7 R603 47
UART_CTS_N BT_RTS
C9 R604 47
UART_RTS_N BT_CTS
J9 R605 47
UART_RXD DEBUG_TX
R606 47
K10
UART_TXD DEBUG_RX
R607 47K
J6
TM3
2V8_VEXT
2V8_VEXT VBAT
F6
TM2
J7
TM1
K7 R608 47K
TM0
R616 100K
D5 FB600 FB601
VREG_CTL BT_LDO_EN
B5
VREG_BT
A5
VREGFM_DAC
A6
VDDR5V
B6
VDDR3V
K8
VDDO18_1
A8 B
VDDO18_2
F9
VDDO18_3
G5
FB602
VDDC1
D9
VDDC2
G7
VDDC3
A7
VDDC4
J10
VDDC5
E1
VDDRF1
E2
VDDRF2
K1
C616 C617 C618 C619 C620 C621
C615
VDDPLL
J3
VDDXO 1.8p 1u
1u 0.1u 0.1u 1u 2.2u
J1
VDDLO
A4
VDDFM1
B1
VDDFM2
B3
VDDFM3
J4
VDDFM4
K4
VDDFM5
A9
VDDO33_1
E10
VDDO33_2
J8
VDDO33_3
C
C624 C625
0.1u 1u
2V8_VEXT
D
U602
TC7SH08FS
5
1
VCC
PCM_TX_BT
4
PCM_SYNC
3
USC3
GND
2 C632
0.1u
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