Schematics, Board Overlays, and Parts Lists – UHF
: Transceiver (RF) Section
9-7
6871620L01-C
May 28, 2008
Figure 9-6. UHF Transceiver (RF) Receiver Front End Circuit
3
.
3pF
2115153H15
C410
D413
4815096H01
3
.
3pF
C416
2115153H15
L410
2415429H39
150nH
2115153H03
C414
1
.
0pF
2113946B04
C418
0
.
1uF
12pF
C415
2115153H35
C412
2115153H35
12pF
22pF
C419
2115153H41
18
.
9nH
2416201H02
L413
5
.
6K
R411
L412
18
.
9nH
2416201H02
10pF
C411
1
.
0pF
C413
4815096H01
D411
RX
I
N
4
.
7uF
2113946D07
C420
1K
R401
DAC2
NP
V5R
2113946B04
C456
0
.
1uF
2
.
2K
R433
10pF
2115153H27
C417
4
.
7uF
C483
2113946D07
0613952Q91
R412
5
.
6K
V5R
6
.
2K
R421
0613952Q92
750
R434
0613952Q70
C432
2113944A23
8
.
2pF
R431
0613952Q81
2
.
2K
4805585Q19
BFS520
Q430
C434
56pF
R432
0613952Q69
680
2414017P13
L432
10nH
100nH
L431
2414017P25
22nH
L480
2414017P17
0613952R66
R482
0
0
.
1uF
C457
2113946B04
2113944A80
20pF
C484
5
.
6K
0
.
1uF
C429
R451
150nH
D451
L450
22nH
2414017P17
L481
2115153H35
C421
7pF
C430
2115153H31
3
.
3pF
C426
2115153H15
7
.
5pF
C436
2115153H03
1
.
0pF
C422
18
.
9nH
L451
12pF
2115153H03
C423
1
.
0pF
2115153H15
C427
3
.
3pF
L452
18
.
9nH
D453
5
.
6K
R452
2115153H41
C428
22pF
2115153H35
C424
12pF
7pF
C425
2115153H31
V5R
C476
2113944M01
2pF
27nH
L471
2414017P18
100pF
C477
LO
I
N
NP
1
.
5nH
2414017P03
L470
C472
2113944A40
100pF
C470
6
1
6
.
8pF
C471
2113944A21
100pF
C473
2113944A40
MX_
I
N
NC
4
2
3
T470
XFMR
5
.
01uF
C474
2113945B02
4
.
7uF
C475
2113946D07
75
R470
0613952Q46
100pF
C480
V5R
2415429H43
L474
220nH
C479
2113946B04
0
.
1uF
NC1
NC2
NC3
RFN
RFP
BBP
BD
I
V
BVDD
GND
GND1
I
FN
I
FP
LO
I
N
U470
MX2072A
3
6
7
4
5
12
2
1
11
13
8
9
10
.
01uF
C482
.
01uF
C481
T471
XFMR
4
6
1
2
3
2115153H21
C490
5
.
6pF
420nH
L492
2471851L18
2414017K33
L490
680nH
OUT
4
FL490
TS3-73E01
GND1
2
3
GND2
5
GND3
GND4
6
I
N
1
R471
0613952G67
0
3
.
6pF
C493
2115153H16
RX
I
F
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......