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i910H
Manual de usuario
ICOM i910H Manual de usuario Pagina 75
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Tabla de contenidos
MARCADORES
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/ 5. Basado en
revisión del cliente
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9 - 1
9-1 VR-A
BOARD
SECTION 9
BOARD LA
YOUTS
• TOP
VIEW
GND
J1
26
1
to DISPLA
Y
board J2
5
MA
VR
NC
NC
MSVR
+5V
• TOP
VIEW
GND
J1
26
1
to DISPLA
Y
board J10
5
RIVR
NC
NC
SFVR
+5V
9-2 VR-B BOARD
• TOP
VIEW
GND
2
J1
6
1
to DISPLA
Y
board J11
5
SA
VR
NC
NC
SSVR
+5V
9-3 RIT BOARD
1
2
...
70
71
72
73
74
75
76
77
78
VHF/UHF ALL MODE TRANSCEIVER
1
ORDERING PARTS
2
REPAIR NOTES
2
INTRODUCTION
2
TABLE OF CONTENTS
3
SECTION 1 SPECIFICATIONS
4
■ RECEIVER
5
SECTION 2 INSIDE VIEWS
6
• PA UNIT
7
2-2 UX-910 (OPTIONAL UNIT)
8
WARNING!
10
RECOMMENDATION:
11
CR-293 soldering
12
SECTION 4 CIRCUIT DESCRIPTION
13
4-2 TRANSMITTER CIRCUITS
15
4-3 PLL CIRCUITS
17
CAUTION !
19
5-2 PLL ADJUSTMENTS
20
5-3 FREQUENCY ADJUSTMENT
20
5-4 RECEIVER ADJUSTMENTS
22
100 msec
24
5-5 TRANSMITTER ADJUSTMENTS
26
5-6 SOFTWARE ADJUSTMENT
30
5-7 UX-910 ADJUSTMENTS
36
SECTION 6 PARTS LIST
40
[FUNC BOARD]
42
[VR-A BOARD]
42
[VR-B BOARD]
42
[PLL UNIT][RIT BOARD]
43
[JACK BOARD]
43
[MIC BOARD]
43
[PLL UNIT][PLL UNIT]
44
[MAIN UNIT][PLL UNIT]
47
[MAIN UNIT][MAIN UNIT]
48
[PA UNIT][PA UNIT]
56
[DRV BOARD][PA UNIT]
63
[BARISTOR-A BOARD]
63
[VARISTOR-B BOARD]
63
[BARISTOR-C BOARD]
63
6-2 UX-910
64
SECTION 7 MECHANICAL PARTS
70
NI: Nickel NI-ZU: Nickel-zinc
71
BS: Brass ZK: Black
71
• TRANSISTORS AND FET’S
72
• DIODES
74
SECTION 9 BOARD LAYOUTS
75
• BOTTOM VIEW (VR-B BOARD)
76
Phone : 06 6793 5302
77
Fax : 06 6793 0013
77
S-13714HZ-C1
78
© 2001 Icom Inc
78
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