7-78
Schematics, Component Location Diagrams, and Parts Lists:
HUE4039A (UHF Range 1) Main Board
June 15, 2005
6815854H01-A
Figure 7-61. HUE4039A Receiver IF Schematic
220nH
0.5pF
L5411
C5422
R5400
680
D5400
C5427
0.1uF
330
R5403
C5413
1.8pF
390nH
L5402
1.8pF
C5417
C5409
0.5pF
C5424
.01uF
L5408
C5403
13pF
1uH
220pF
C5431
SH540
0
27K
R5401
0
R5404
C5410
1.8pF
2.7pF
C5405
390nH
L5403
0.1uF
C5401
C5423
C5419
.01uF
220pF
C5421
.01uF
L5406
220nH
15pF
C5407
C5433
.01uF
Q5402
U5400
C5408
3pF
109.65MHz
Y5401
0.5pF
C5411
L5404
270nH
10K
R5405
8.2pF
C5414
220pF
C5425
220nH
220pF
L5407
0.1uF
C5429
C5430
Y5400
109.65MHz
R5402
6.8K
C5406
16pF
C5432
0.1uF
C5404
R5412
01
5pF
C5418
1.8pF
2.7pF
C5415
2.7pF
C5412
390nH
L5400
L5401
390nH
C5416
0.5pF
220pF
C5400
C5428
220pF
0
R5415
R5414
0
1MEG
R5413
1MEG
1K
R5406
R5411
C5426
0.1uF
C5402
0.1uF
Q5401
R5407
0
C5420
.01uF
E5400
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
1
2
GND
3
RFIO1
1
RFIO2
4
V1
5
V2
GND1
1
GND2
2
GND3
4
5
GND4
6
IN
3
OUT
6
IN
3
OUT
GND1
1
GND2
2
GND3
4
5
GND4
IF_TO_ABACUS
IF_OUT
9.3V_FROM_FE
RF_ATTN_1_C
9.3V_TO_CONTR
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
CO
O
O
O
CO
O
O
ON
N
ON
O
O
O
ON
N
N
N
N
N
NT
T
T
T
T
T
T
T
TR
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
T
T
T
T
T
T
T
T
T
TR
R
R
R
R
R
R
R
TR
T
T
T
T
T
T
T
T
T
T 99
R9
R
R
R
R9999999999999999999999999999 33333333333333V
3V
3V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
3333333333V
V
V
V
V
V
V
V
3V
3V
3V
33333333V
V
V
V
V
V
V T
T
T
T
TO
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
T
T
TO
O
9.3V_FROM_BE
IF_IN
5V_IF
RF_ATTN_3_C
RF_ATTN_2_C
RF_ATTN_3_B
RF_ATTN_2_B
RF_ATTN_1_B
RX_FILT_1
RX_FILT_1_A
Going to Frontend
Coming From Abacus
Содержание XTL 1500
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Страница 49: ...June 15 2005 6815854H01 A 2 12 Product Overview Controller Section Notes ...
Страница 161: ...June 15 2005 6815854H01 A 4 36 Troubleshooting Procedures Power Amplifier Procedures Notes ...
Страница 225: ...June 15 2005 6815854H01 A 5 64 Troubleshooting Charts Flowcharts Notes ...
Страница 429: ...8 2 Flex Cable Pin Out Lists Flex Cables June 15 2005 6815854H01 A Notes ...
Страница 441: ...June 15 2005 6815854H01 A Glossary 10 Notes ...
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