Figure 7-93. Hue4040A Receive Vco Schematic - Motorola ASTRO Digital XTL 5000 Detailed Service Manual

Schematics, Component Location Diagrams, and Parts Lists: HUE4040A (UHF Range 2) Main Board
HIGH RANGE 605.65 MHz to 629.65 MHz
RX_High_Switch
C5900
0.1uF
R5903 C5904
C5906
1.6K
0.1uF
C5905
1.2pF
3.3pF
C5911
C5910
L5902
18nH
2.7pF 4.3pF
D5901 D5902
1
IN
L5904 Y5900
730 MHz
330nH
Steer_Line
OUT
C5914
2
220pF
D5903 D5904
MID RANGE 582.65 MHz to 605.65 MHz
RX_Mid_Switch
C5916
R5916
2K
C5922
C5923
1.5pF
3.3pF
C5926 C5927
L5909
18nH
3.3pF 5.1pF
D5905 D5906
1
IN
L5912
Y5901
700 MHz
330nH
Steer_Line
OUT
C5930
2
220pF
D5910
D5909
6881096C74-B
C5901
R5900
2K
220pF
L5900
R5904
150nH
270
C5907
C5908
R5905
L5901
100
330nH 5.1pF 100pF
R5948
R5909
75 75
NE68519-T1-A
Q5901
C5912
3.9pF
C5913 R5910
33
220pF
C5915 L5905
330nH
3.9pF
R5911
470
C5917
R5912
220pF
0.1uF 1.6K
C5920
L5906
R5915
150nH
0.1uF 270
C5924
C5925
R5918
L5908
100
5.1pF 100pF
330nH
R5919
R5920
75
Q5903 75
NE68519-T1-A
NU
C5928
4.7pF
C5929
R5922
33
220pF
L5913
330nH
C5931
R5923
4.7pF
470
D5900
A1
K1
A2
K2
L5922
A3 K3
220nH
C5948
0.1uF
C5932
220pF
R5926
820
R5929
12K
C5937 R5949
15
100pF
C5959
L5919
Q5904
R5950
10nH
220
100pF BFQ67
L5920
C5960
R5933
270nH
2.7K
1.5pF
NU
LOW RANGE 559.65 MHz to 582.65 MHz
RX_Low_Switch
C5938
C5939
1.5pF
3.3pF
C5942
L5911
18nH
3.9pF
D5907 D5908
L5914
Steer_Line
330nH
OUT
C5946
220pF
D5911 D5912
C5919
220pF R5938
4.7K
R5914
820
R5917
C5921 C5951
12K
22pF
100pF
C5909
Q5902 L5918
R5939
R5942
BFQ67 6.8nH
100pF 4.7K
100
R5921
R5902
220 2.7K
C5933
R5924
C5935
1.6K
0.1uF
220pF
L5907
C5936
150nH
R5927
R5928
2K
0.1uF 270
C5940
R5930
L5910
5.1pF
330nH
R5931
C5943
75
NE68519-T1-A
5.6pF
Q5905
C5944
5.6pF
1
C5945
R5934
IN
Y5902
33
220pF
665 MHz
2
SH5900
L5915
330nH
C5947 NU
5.6pF
R5935
470

Figure 7-93. HUE4040A Receive VCO Schematic

7-139
RX_Inj_SW
C5958
0.1uF
C5949
220pF
L5916 R5937
R5941
330
150nH 220
L5917
C5950
15nH
100pF
RX_Inj
BFQ67
Q5906
C5956
R5940
360
220pF C5957
1pF
Feedback
C5941
51
100pF
R5932
75
SH5901 SH5902
NU NU
May 25, 2005