Figure 8-69. Mnue7367A Uhf2 Receiver Front End Circuit - Motorola APX 7000 Detailed Service Manual

8-162
INPORT
IN
INPORT
IN
INPORT
IN
R1910
1K C1925
100PF
ANA_RX_FE_TUNE2
C1928
4PF
IN
TL_RX_UHF2_FE_IN
L1916
12NH
C1941
0.1UF

Figure 8-69. MNUE7367A UHF2 Receiver Front End Circuit

DC_LIN_1_8V_A
3
DIG_CTRL_RXU 22K
1
Q1920
MUN5212T
R1906
R1907
10K
10K
VR1906
VR1905
L1910
L1909
1SV305
1SV305
18NH 18NH
1 2 2 1
L1908 C1953
C1929 4.3NH 4PF
C1952
6PF
6PF
C1935 C1939
2.4PF 2.4PF
L1915
C1958
47NH 16PF
C1938
1.5PF
VR1910
1SV305
E1921
1 2
R1923 R1924
10K 33
INPORT
BC858CD
IN
Q1922
R1921
BC858CD C1924
75K
2 5 Q1922 4.7UF
C1923
100PF
ANA_RX_FE_TUNE2
R1925
2.7
R1922
120K
L1935
24NH
C1940
100PF
C1920 C1922
4.7UF 100PF
R1936
0
L1934
72NH
R1935 C1936
C1931
1.2K 7PF
180PF
U1932
1
BFR380F
L1938
110NH
DNP
L1936
1.6NH
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1/UHF2
R1911
1K
R1908
10K R1909
10K
VR1908
VR1907
L1914
L1913
1SV305 1SV305
18NH
18NH
1 2 2 1
L1912
C1963
C1957
C1956 3.9NH 5.6PF
5.6PF
4PF
C1959 C1961
2.4PF
2.4PF
L1917
C1942
51NH
16PF
C1960
1.5PF
L1919
12NH
VR1920
1SV305
C1964
4PF
TL_RX_UHF2_FE_OUT
OUT