LG Electronics Inc.
LN510
/168
4.2.1.3 Checking QSC6075 circuit
Test Point
Test Point
TP1
TP1
F1102
QSC6075-T
U2001
<J-TAG>
[I/O EXPANDER]
TX_OUT_HB_A
TX_OUT_LB_A
RX_IN_GPS
RX_IN_C_HB
RX_IN_C_LB
5.1k +/-1%
12k
+/-1%
TX_OUT_AWS_B
A22
LNA_OUT_C_HB
A21
LNA_OUT_C_LB
B23
MIX_INP_C_LB
C23
MIX_INM_C_LB
D23
MIX_INP_C_HB
E23
MIX_INM_C_HB
H23
PWR_DET_IN
A20
RBIAS_RX
J16
RBIAS_TX
A19
RX_IN_C_HB
A18
RX_IN_C_LB
A15
RX_IN_GPS
M23
TX_OUT_HB_A
N23
TX_OUT_HB_B
L23
TX_OUT_LB_A
K23
TX_OUT_LB_B
Place close to QSC
C1131
100p
C1130
100p
L1108
DNI
L1110
DNI
TX_OUT_LB_A
TX_OUT_HB_A
SAWEP836MFH2F00
F1102
IN1
1
GND1
2
GND2
3
IN2
4
GND3
5
OUT2
6
GND4
7
GND5
8
OUT1
9
GND6
10
DCN/PCS Tx RF SAW
4/+
Interna
l
Use
On
l
y
Summary of Contents for LG511C
Page 1: ...Internal Use Only Service Manual LG511C Date September 2011 Issue 1 0 ...
Page 28: ...LG Electronics Inc LN510 27 168 Figure 1 1 Block Diagram of LG511C LG511C ...
Page 30: ...LG Electronics Inc LN510 29 168 LG511C ...
Page 50: ...LG Electronics Inc LN510 49 168 Waveform Waveform 4 1 1 c 4 1 1 d U1001 pin2 U1003 pin1 ...
Page 96: ...LG Electronics Inc LN510 95 168 1 ...
Page 98: ...LG Electronics Inc LN510 97 168 1 2 3 4 5 LG511C ...
Page 108: ...LG Electronics Inc LN510 107 168 Test points Test points 1 TP1 4 TP4 2 TP2 3 TP3 5 TP5 LG511C ...
Page 134: ...LG Electronics Inc LN510 133 168 Appendix Appendix ...
Page 136: ...LG Electronics Inc LN510 135 168 Appendix 2 Circuit diagram Appendix 2 Circuit diagram ...
Page 144: ...LG Electronics Inc LN510 143 168 Appendix 3 BGA Pin Map Appendix 3 BGA Pin Map ...
Page 145: ...LG Electronics Inc LN510 144 168 Not Used 3 1 U1601 BCM2070_BT 3 1 U1601 BCM2070_BT ...
Page 146: ...LG Electronics Inc LN510 145 168 3 2 U2001 QSC6075T 3 2 U2001 QSC6075T ...
Page 149: ...LG Electronics Inc LN510 148 168 3 5 U4002 LM49151_AUDIO AMP 3 5 U4002 LM49151_AUDIO AMP ...
Page 151: ...LG Electronics Inc LN510 150 168 Appendix 4 Component Layout Appendix 4 Component Layout ...
Page 152: ...LG Electronics Inc LN510 151 168 4 1 Main PCB Component Layout 4 1 Main PCB Component Layout ...
Page 161: ...LG Electronics Inc LN510 1 Appendix 6 Part List Appendix 6 Part List LG511C ...