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C6549
0.1UF
Q6506
L6517
C6501
PA_CNTRL
68nH
0.1UF
L6503
R6540
C6533
C6550
39PF
0.1UF
75
68nH
C6507
C6505
0.1UF
39PF
L6502
7.66NH
C6506
R6505
10
39PF
C
C
R6504
C6520
560
R6526
L6507
B
MRF8372
TX_INJ
Q6501
10
2.5nH
2.7pF
B
R6527
R6528
C6502
E
E E E
560
560
2.4pF
L6501
68nH
R6523
1.5K
R6524
R6503
K9.1
2
1
NC
10
1.5K
C6503
R6525
CR6501
39PF
1.5K
C6532
39PF
3
SH6501
SHIELD
1
Schematic Diagram for HLF9005A & HLF9006A Main Boards,
Power Amplifier Section
4
6880905Z99-O
June, 2000
SYMBOL ENDING IN 'NP': UNPLACED COMPONENT
U6501
Q6505
C6541
C6568
C6540NP
R6514
XHW2821
10pF
.00
H6501
100K
18pF
04H03
C6555
1
RF_INPUT
1
2
5
RF_OUTPUT
IN
OUT
3
+DC|SUP.
4
2
3
130pF
+DC|SUPP.
+DC|BIAS
C6544
C6563
C6542
L6513
C6567
C6539
GND
GND1
6.8pF
10pF
4.2NH
18pF
15pF
1pF
L6509
6
7
82nH
R6506
R6532
560
100K
L6521
3.85nH
L6508
L6510
C6508
C6509
C6510
57R01
57R01
R6509
0.01UF
0.01UF
0.01UF
100K
C6554
R6531
C6511
C6512
C6513
C6552
C6566
C6548
C6519
1uF
0.1uF
.01uF
39pF
39pF
0.1UF
0.1UF
0.1UF
R6508
4.7
C6514
C6515
C6516
C6564
C6538
C6565
C6553
1000pF
.01uF
0.1uF
1uF
1UF
1UF
1UF
PA_K9.1
L6504
L6505
L6506
C6517
C6518
39PF
39PF
VR6501
NC
12V
R6555
2
3
R6520
CURRENT_SENSE-
220
CR6508
1
4
1.639m
C6537
39PF
3
U6502
24V
+V
L6518
L6519
2
57R01
57R01
AUX_OUT
4
AUX_IN
1
NC
NC
C6524
CURRENT_SENSE+
.022uF
GND
C6571
C6569
5
L6514
39PF
0.1UF
68nH
C6570
39pF
FLT_A+
Power Connector
C6525
L6512
This inductor (L6520) is to prevent build-up
of electro-static charge at the output.
1000PF
23.75NH
H6502
J6501
07L01
ANTENNA CONNECTOR
CR6502
1
3
RFOUT
MA4P1250
L6523
4
5
6
2
82nH
L6522
82nH
C6522
L6516
VFORWARD
2
1
NC
68nH
39pF
C6551
C6529
CR6509
C6535
39PF
39PF
.01uF
3
R6530
22
39
LAMBDA/4 Line
R6515
3.3K
C6526
C6545
C6546
39PF
.01uF
0.1uF
CR6503
MA4P1250
C6523
L6511
68nH
10pF
RX_IN
L6515
PA_TEMP
68nH
R6519
C6534
47K
39PF
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Troubleshooting
