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7. CIRCUIT DIAGRAM
1
2
A
B
C
D
E
1
2
LGE Internal Use Only
3
4
5
BLUETOOTH
C400
0.01u
L400
ANT400
GND400
0
L401
NA
C409
C410
15p
15p
C411
FM_R
FM_L
C412
220n
C413
0
BT_32K
C414
26M_BT
L402
39nH
L403
C416
820p
FM_ANT
C417
C418
LFB212G45BA1A220
15p
FL400
UB
B1
3
5
NC_DC
G2
2
6
L404
NC
B2
1
7
1V5_BT_LDO
22nH
C419
1.5p
BT_INT
BT_DBB_CLKON
BT_RESET
3
4
5
6
7
2V93_VEXT
1V5_BT_LDO
C401
C402
C403
15p
0.1u
2.2u
C404
0.068u
C406
15p
C407
47n
47n
AU_REF
I2C_DATA
A3
C8
SPKR_R
I2C_CLK
A4
C7
SPKR_L
A5
USB_DN
R402
560
K6
FILT_EXT
USB_DP
B3
J7
CLK_32K
UART_CTS
0.01u
C9
H6
LO_REF
UART_RTS
K3
H5
XTAL_OUT
UART_RX
J2
K7
XTAL_IN
UART_TX
K2
J8
470nH
FM_P
BLUECORE5-FM
PCM2_CLK
B1
D9
FM_N
M400
PCM2_SYNC
820p
A1
D10
PCM2_IN
E10
AUX_DAC
PCM2_OUT
B5
D8
RX_N
D1
RX_P
PCM_CLK
E1
H9
RF_P
PCM_SYNC
F1
J10
RF_N
PCM_IN
G1
K8
PCM_OUT
H7
R404
2.2
C420
2.2u
2V93_VEXT
R406
R405
DNI
47K
- 116 -
8
9
10
A
B
BT_UART_RTS
BT_UART_CTS
BT_UART_TX
BT_UART_RX
BT_PCM_CLK
BT_PCM_SYNC
BT_PCM_TX
BT_PCM_RX
C
2V93_VEXT
FB400
C421
2.2u
D
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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