Motorola ASTRO XTS 5000 Detailed Service Manual

Schematics, Board Overlays, and Parts Lists: Transceiver (RF) Boards 8-65
6881094C31-E November 16, 2006
Figure 8-42. NLE4278D UHF Range 1 Receiver Front End Circuit
3
2
1
OUT
4
T471
XFMR
NC
5
4
6
1DN
G
2
3
2
DN
G
5
3D
NG
4DNG
6
IN
1
C479
24B01
FL490
3pF
C434
4.7uF
D451
1SV305
C490
4.7pF
1K
R434
C472
C436
33pF
100pF
7
NC3
4
RFN
5
RFP
C411
4.7pF
DDVB
1
11
D
NG
31
1D
N
G
8
IFN
9
IFP
10
LOIN
3
NC1
6
NC2
MX2072A
U470
BBP
12
2
BDIV
620nH
L491
R430
C476
2pF
180
C400
0.1uF
C455
2.2pF
C414
15pF22pF
C413
100pF
C430
TEST_POINTTP402
1
D411
1SV305
2.7K
R433
V5A
C419
0.1uF
100pF
9pF
C401
9pF
C457C418
17.52nH
1
A2
3
D
N
G
2
C
CV
5
Y1
6
Y2
4
L412
2.2pF
U404
NC7WZ04
A1
L472
C415
18.0nH
8.2nH
.01uF
C602
L474
R471
75
3pF
C431
C601
.01uF
C456
2.2pF
C603
.01uF
R411
10K
D452
1SV305
V2
L411
17.52nH
AT267
U401
2
DNG
1
RFIO1
3
RFIO2
4
V1
5
C453
1.6K
R432
22pF
C460
18.0nH
0.1uF
L431
D400
253
DBM
M
620nH
R400
100K
L490
C445
100pF
120nH
L451
10K
R412
8.2pF
C471
4.7pF
C451
17.52nH
L453
17.52nH
L452
C420
100pF
1.8K
R431
L473
L410
120nH
180nH
C491
5.1pF
47.0nH
TP401TEST_POINT
1
TEST_POINTTP405
1
L433
BFS520
Q430
15pF
C452
C417
9pF
100nH
L432
8.2pF
C435
XFMR
4
6
1
2
3
C474
V3A
T473
TEST_POINT
TP404
1
.01uF
0.1uF
C473
1
V3A
C461
3pF
TP403TEST_POINT
9pF
C458
15pF
C454
NC
R451
10K
220nH
L470
V5A
V3A
C450
4.7pF
4.7pF
C410
L438
100nH
C600
4.7uF
8.2nH
L430
6.8pF
C433
10K
R452
100pF
C404
C412
15pF
C416
C459
100pF
33nH
2.2pF
1SV305
D412
L434
C432
8.2pF
LNAO
RXIF
at1l
at1h
VAR3
DAC1
DAC2
LOIN
V5A
V3A
RXIN

Motorola ASTRO XTS 5000 Specifications

General

Brand	Motorola
Model	ASTRO XTS 5000
Category	Portable Radio
Language	English