3. TROUBLE SHOOTING
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Only for training and service purposes
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BOT
U1000
Separator
TP2
TP1
3.4.2 U1000 (Low Band)
Check the supply voltage and control level for FL1018/U1000
EAT61914101
U1000
RF1492A
21 20
7 8
6
9
5
10
4
3
11
2
12
1
19 18 17
16
15
14
13
TRX1
NC2
NC3
NC4
GND2
TXHB
TXLB
ANT
TRX2
NC1
TRX3
TRX6
TRX5
SCLK
TRX4
SDAT
A
GND1
VI
O
VD
D
GND3
GND4
10p
C1023
R1015
0
+1V8_VREG_S3A_RF
+2V95_VREG_L16
L1013
DNI
C1016
33p
R1016
0
100p
C1025
GND
RFFE2_DATA
RFFE2_CLK
TRX_ANT1
TRX_B17
TRX_B5_B26
TX_GSM_LB
TRX_B8
4/4_QCT_R-013551
TP2
TP1
TP3