Alinco DR-620 Émetteur-récepteur
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Modèle:
DR-620
Date:
2002
Catégorie:
Groupe:
Description:
Type manuel:
manuel de réparation
Pages:
56
Taille:
1.16 Mbytes (1217709 Bytes)
Langue:
english
Révision:
Manuel-ID:
PM0075
Date:
Qualité:
Document scanné, tous les lisible.
Date de transfert:
2014 04 27
MD5:
3ee164901970f6de2fcddb86dd04e7a8
Téléchargements:
1014
Information
SPECIFICATIONS
1)
GENERAL ... 2
2)
TRANSMITTER ... 2
3)
RECEIVER ...
3
CIRCUIT DESCRIPTION
1) VHF
Reception ... 4
2) UHF
Reception ... 5
3) FM
Reception ... 5
4) V/V (VHF-VHF) Dual
Reception ... 6
5) U/U (UHF-UHF) Dual
Reception ... 6
6) VHF Squelch
Control ...
6
7) UHF Squelch
Control ...
6
8) Transmit Signal P ath
... 7
9) VHF Transmit Signal P a th
... 7
10) UHF Transmit Signal
Path ... 7
11) VHF Tx APC
Circuit ... 7
12) UHF Tx APC
Circuit ... 8
13) VHF PTT
Circuit ... 8
14) UHF PTT
Circuit ... 8
15) VHF
PLL ...
8
16) UHF
PLL ... 9
17) Power-on
Circuit ...
9
SEMICONDUCTOR DATA
1) M5218FP
(XA0068) ...
10
2) NJM78L05UA (XA0098)
... 10
3) NJM7808FA
(XA0102) ... 10
4) TC4S66F
(XA0115) ...
11
5) AN8010M
(XA0119) ... 11
6) BU4052BF
(XA0236) ...
11
7) TA75S01F
(XA0332) ...
12
8) TC4W53FU
(XA0348) ... 12
9) TA31136FN
(XA0404) ... 12
10) LA4425A
(XA0410) ...
13
11) NJM2904V
(XA0573) ...
13
12) NJM2902V-TE1 (XA0596)
... 13
13) S-80845ALMP-EA9-T2
(XA0620) ... 14
14) TK10931V
(XA0666) ...
14
15) BR24C64F-E2 (XA 0 6 6 9
) ... 15
16) LC75884W (X A 0 8 9 9
) ... 16
17) M51132FP
(XA0900) ...
17
18) M30620FCAGP (XA0913/XA0949) ... 17~19
19) M38503M2H667FP (XA0914) ... 20~21
20) M64076AGP (XA 0 91
5) ... 22
21) S-816A50AMC
(XA0925) ... 23
22) NJM78M05DL1A (XA 0 9 4 7
) ... 23
23) Transistor, Diode, and LED Outline Drawings ... 24~25
24) LCD
Connection ... 26~27
EXPLODED VIEW
1) Front
View ...
28
2) Bottom V
iew ...
29
PARTS LIST
Front
Unit ...
30~31
LED
Unit ... 31
Main U n
it ...
31~42
Mechanical
Parts ... 42
Packing
Parts ...
42
Accessories (Screw S e
t) ... 42
ADJUSTMENT
1) Adjustment S p o
t ... 43
2) Adjustment
Mode ... 44
3) VHF Adjustment
Specification ... 45
4) UHF Adjustment
Specification ... 46
5) VHF Test
Specification ... 47
6) UHF Test
Specification ... 48
PC BOARD VIEW
1) Front Side A
... 49
2) Front Side B
... 49
3) Main Side A
... 50
4) Main Side B
...
51
FRONT SCHEMATIC D IA G R AM
... 52
MAIN SCHEMATIC D IAGR AM
... 53
FRONT BLOCK D IA G R AM
... 54
MAIN BLOCK DIAGR
AM ... 55