LG -D175F Service Manual page 184

< 1-1-3-1_RFIC_WTR2605 >
WTR2605 B2, B4, B5
TX1_OUT GSM
TX2_OUT
B4
TX3_OUT B2, B5
RX_LB1_IN B5(G850)
RX_LB2_IN
G900
RX_MB1_IN
B4
RX_MB2_IN
B2
RX_MB3_IN G1800,G1900
WTR_PDET_IN
LGE Internal Use Only
WCDMA
B1, B2, B5 B1, B2, B8 B1, B5, B8 B2, B5
GSM GSM GSM GSM
B1
B1 B5
B2, B5 B2, B8 B1, B8 B2, B5
B5(G850) B8(G900) B8(G900) B5(G850)
G900 G850 G900
B5(G850)
B1 B1 B1
B2 B2 B2
G1800,G1900 G1800,G1900 G1800,G1900 G1800,G1900
WTR_TX1_OUT
Near WTR
WTR_TX3_OUT
R500 62
C1500 100p
WTR_PRX_LB_1_IN
WTR_PRX_LB_2_IN
9dB att.
WTR_PRX_MB_1_IN
WTR_PRX_MB_2_IN
WTR_PRX_MB_3_IN
EXT LNA + Filter
WTR_GNSS_RF_IN_1
QMC_review_0717
INT(WFR2600) LNA + EXT Filter
+2V05_VREG_L9
QMC review
Pin40, 52,37,16
Rev.D
Tuning point (Inductor Placeholder)
+1V225_VREG_L1
Replace_0621
+1V8_VREG_L10
QMC review
B1, B5 B1, B8 WTR2605
GSM GSM TX1_OUT
TX2_OUT
TX3_OUT
B1, B5 B1, B8
RX_LB1_IN
B5(G850) B8(G900)
RX_LB2_IN
G900 G850
RX_MB1_IN
B1
B2 RX_MB2_IN
G1800,G1900 G1800,G1900 RX_MB3_IN
7 32
TX1_OUT GND8
1 2
TX2_OUT TX_BB_IP
12
TX_BB_IM
6 18
TX3_OUT TX_BB_QP
23
TX_BB_QM
22
PDET_RFFB_IN
24
DAC_REF
5
RX_LB1_IN
36
DNC
10
RX_LB2_IN
53
GP_DATA0
58
GP_DATA1
57
GP_DATA2
4
RX_MB1_IN
56
SSBI_TX_GNSS
9 8
RX_MB2_IN SSBI_RX
13
RF_ON
3
RX_MB3_IN
61
RX_BB_IP
U1500
55
RX_BB_IM
11 49
GNSS_RF_IN RX_BB_QP
43
RX_BB_QM
60
XO_IN
62
GNSS_BB_IP
51
GNSS_BB_IM
19 45
VDD_RF2_R_BB GNSS_BB_QP
16 41
VDD_RF2_T_DA GNSS_BB_QM
37
VDD_RF2_T_VCO
52 14
VDD_RF2_T_PLL GND1
40 15
VDD_RF2_R_PLL GND2
54 17
VDD_RF2_XO GND3
25
GND4
39 27
VDD_RF1_R_VCO GND5
46 28
VDD_RF1_T_PLL GND6
26 29
VDD_RF1_T_LO GND7
30 33
VDD_RF1_R_LO GND9
20 34
VDD_RF1_LNA GND10
48 38
VDD_RF1_DIG GND12
31 35
VDD_RF1_G_LO GND11
21 42
VDD_RF1_G_PLL GND13
44
STAR ROUTE GND14
59 47
L1501 10n
VDD_RF3_IO GND15
50
GND16
Replace_0621
- 184 -
Rev_0.6
CDMA
VZW SPCS Metro PCS
BC0(BC10) BC0(BC10) BC0(BC10),BC15
BC1 BC1 BC1
BC0(BC10) BC0(BC10) BC0(BC10)
BC15
BC1 BC1 BC1
WTR0_TXBB_I_P
WTR0_TXBB_I_N
WTR0_TXBB_Q_P
WTR0_TXBB_Q_N
WTR0_DAC_IREF
WTR0_GPDATA_0
WTR0_GPDATA_1
WTR0_SSBI_TX_GNSS
WTR0_SSBI_PRX_DRX
WTR0_PRXBB_I_P
WTR0_PRXBB_I_N
WTR0_PRXBB_Q_P
WTR0_PRXBB_Q_N
WTR_XO_IN
WTR0_GNSSBB_I_P
WTR0_GNSSBB_I_N
WTR0_GNSSBB_Q_P
WTR0_GNSSBB_Q_N
C1508 100p R1505
0902_Change
WTR0_XO_IN
Delete for not using DRX
Copyright © 2014 LG Electronics. Inc. All right reserved.
6. CIRCUIT DIAGRAM
0 WTR_XO_IN
Only for training and service purposes