Motorola Mototrbo - Page 218

2-8 UHF1 (403–470 MHz) 1–25W PCB/Schematics/Parts List
DNPDNP DNP
E0701
C0742C0740C0748C0745C0739C0737C0733C0730C0726C0723C0721C0716C0712C0707
PA_SUPPLY
DNP
C0747
R0714
R0715
C0734
R0719
R0720
R0716
R0717
R0721
C0738
R0849
C0789C0725
C0729
9V3_TX
V_CONT
C0773
C0772
C0797
C0744
L0708
C0793
C0714
C0743C0741
M0700
TP0705
C0799
C0728
1
1
POS
Q0704
2
3
1
D
S
G
DNP
C0727C0731R0718
DNP
DNP
DNP
L0709
C0713
C0709
TP0702
L0702
R0701
TP0700
R0713
C0718
9V3_TX
1
1
DNP
C0763 C0849
C0724C0717
L0705
C0711
C0708
Q0700
R0702
2
1
3
D
S
G
DNP
DNP
C0710
C0706
R0704
R0722
C0746
R0700
R0745
C0701
V_CONT
TEST POINT TO CHECK REF OSC WARPING
C0847C0846
L0720
C0845
C0703
PA_RO_TX1
TX1
1
IN
C0719
C0720
R0707
C0715
L0704
R0708
L0703
D0700
C0705
C0704
R0706
R0705R0703
TP0701
LO_PWR_PADHI_PWR_PAD
13
2
1
TP0704
TP0703
E0700
Q0703
9V3_PA
11
31
42
RF_IN
GND1
GND2
VD_RF_OUT
DNP
C0760
L0730
C0735
L0701
C0702
L0700
C0700
Q0701
ANTENNA_EN
1
46
32
5
47K
2.2K
47K
47K
R0712 R0711
C0848
L0707
C0732
FINAL_BIAS
9V3_TX
DNP
2.2VDC(TX ONLY)
TP0707
R0744R0742
GATE_2
1
R0746
C0764C0761
R0743
TP0708
1
DNP
L0885
C0876
C0886
C0875
C0880
D0875
PA_RXFE_RX_IN
L0880
C0882C0883
RX_IN
1
OUT
DNP
LONG TRACE ALONG PA
BYPASS BOTH SIDES
C0879
R0876
C0878
C0877
L0876
D0876
9V3_TX_SW_MN
12
43
PA_CTL_9V3
PA_VCO_9V3
PA_RO_9V3
PA_RO_9V3
9V39V3
PA_VCO_9V3
1
1
1
IN
OUT
OUT
TP0710
R0723
PA_RO_BIAS
R0724
V_CONTROL
BIAS
FINAL_BIAS
V_CONT
1
1
IN
DNP
DNP
DNP
R0730
R0732
R0731
R0733
R0734
C0736
C0749
C0722
C0803
C0804
PA
Q0705
GATE_2
8
5 4
1
6
2
7
3
G
S1
D
S2 S3 S4
NC2
NC1
DNP
R0709
R0710
C0766 C0757
L0878
C0888
D0877
L0877
DNP
C0887
DNP
DNP
DNP
DNP
C0771
C0758
C0753
C0769
C0884
C0881
C0824
C0770
C0822
C0768
C0767
C0756
C0750
C0762
C0765
L0710
R0877
R0878
9V3_TX_SW_MN
DNP DNP
DNP
C0752
C0751C0818
R0736
E0703
R0727
R0726
R0725
C0754
C0759
DNP
C0755
A+
Q0876
R0879
Q0875
9V3_TX
3
2
5
4
8
7
6
3
2
1
10K
47K
PA_RO_ANT_ENB
TP0709
R0882
C0885
ANT_ENB
1
1
1
IN
L0950
L0951
R0883
R0951R0952
ANTENNA_EN
R0950
C0952
3
C0950
D0950
C0951
REV_DETECTED
2
1
J0700
J0700
J0700
J0700
J0700
L0729
R0759
G2
G1
3
2
1
R0957
R0956
L0952
R0958
R0954R0955
C0955
C0954
FWD_POWER
FWD_DETECTED
D0951
R0953
C0953
2
3
1
C0852
C0856
C0855
L0852
C0854
L0851
C0853
L0850C0851
C0850
L0875
UHF1 (403–470 MHz) 1–25W Transmitter Power Amplifier Schematic Diagram