Figure 8-47. Mnut4000A/C/E Uhf1 Receiver Front End Circuit - Motorola APX 7000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1/VHF
INPORT
IN
INPORT
IN
INPORT
IN
R2010
1K
C2025
100PF
ANA_RX_FE_TUNE
C2028
7.5PF
INPORT
TL_RX_UHF1_FE_IN
IN
DC_LIN_1_8V_A
MUN5212T
DIG_CTRL_RXU 22K
1
Q2020
R2006 R2007
10K
10K
1SV305 VR2006
L2010 L2009
VR2005 1SV305
18NH 18NH
1 2 2 1
C2053
L2008
7.5PF
5.6NH
C2029
C2052
22PF
22PF
C2035 C2039
3.3PF 3.3PF
L2015
C2058
91NH
2.7PF
C2038
L2016 1.8PF
15NH
VR2010
C2041
0.1UF 1SV305
E2021
1 2
R2023 R2024
10K 33
INPORT
R2021
75K
3
Q2022
BC858CD
C2024
2 5
4.7UF
C2023
R2022
100PF
BC858CD
120K
Q2022 R2025
2.7
C2020 C2022
4.7UF 100PF
L2035
22NH
C2032
100PF
L2034
56NH
R2035
C2033
1.2K
68PF
1 U2032
BFR380F
C2037
2.4PF
L2036
1.6NH
R2011
1K
IN
R2008
C2054
100PF 10K
ANA_RX_FE_TUNE
1SV305
L2014
VR2007
18NH
1 2
C2056
C2057
7.5PF 22PF
C2044 C2059
9.1PF 3.6PF
L2017 C2042
C2036 82NH
3PF
1.5PF
C2060
2.2PF
L2019
15NH
VR2020
1SV305

Figure 8-47. MNUT4000A/C/E UHF1 Receiver Front End Circuit

8-109
R2009
10K
VR2008
L2013
1SV305
18NH
2 1
C2064
L2012
C2063
5.6NH 7.5PF
22PF
C2061 OUTPORT
3.6PF
RF_RX_UHF1_FE_OUT
OUT