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4. 7. LTE RF Part
4. 7. 3. LTE B7 TX/PRX
4 7 3 LTE B7 TX/PRX
4. 7. 2. 1. Checking LTE PAM DC Power Circuit
3.7.3.1 Checking LTE PAM DC Power Circuit
TP1
Refer to 4.6.2.1
RFFE1_DATA
RFFE1_CLK
Refer to 4.6.2.1
TP2(C1763)
TP2(C1763)
58
LGE Internal Use Only
Test Point
U1751
Circuit Diagram
g
ACPM-9307-TR1
1
VCC1
10
VCC2
3
VBAT
9
RFOUT
7
GND
11
PGND
TP1(C1766)
- 69 -
4. Trouble Shooting
3. TROUBLE SHOOTING
U1751
4
VIO
6
SCLK
2
RFIN
5
SDTA
8
NC
TP1(C1766)
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP2
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