Equipment information:

Alinco DR-61OT Transceiver
Manufacturer:
Alinco
Model: DR-61OT
Date:
Category: Radio, Communication
Group: Transceiver
Description:
Information:
                                    

These manuals are available for the above equipment:

Alinco -- DR-61OT -- Service Manual
File name: Alinco-5834-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 89
Size: 2.96 Mbytes (3103875 Bytes)
Language: english
Revision:
Manual-ID/Number: PM0026
Date:
Quality: Scanned document, all readable.
Upload date:
MD5: 0284e27f2c89a3a2dd2e723c07165b14
ed2kID: cbc78b8a3bb22488e8f7ef74bc620fb6
Downloads: 173 since 27 April 2014
Information:
• SPECIFICATIONS
1 ) General...........................................2
2) Transmitter........................................2
3) Receiver...........................................2
• CIRCUIT DESCRIPTION
1 ) Receiver System..............................3 - 8
2) Transmitter System............................... 9
3) PLL Circuit................................. .10-11
4) Front CPU and Peripheral Circuit........ 11 ~ 12
5) Sub CPU and Peripheral Circuit...........12 ~ 13
6) CTCSS Tone Encoder Circuit.................. 13
7) Packet Circuit.................................... 14
8) Front CPU I/O Port (IC501 )................15-16
9) Main CPU I/O Port (IC601)............... 17 ~ 18
• SEMICONDUCTOR DATA
1) AN8010M........................................ 19
2) BU4094BF........................................19
3) L78LR05D.......................................20
4) LA4445...........................................20
5) M56760FP.......................................21
6) M57788MR...................................... 22
7) MC7808..........................................23
8) NJM4066B.......................................23
9) NJM2902M (T1).................................23
10) NJM4558........................................ 24
11 ) RH5VA60AA.....................................24
12) nPC1676G.......................................24
13) S-AV17...........................................25
14) TC4S11F........................................ 26
15) TC4S66F........................................ 26
16) TC4W53F........................................26
17) TC9154AP....................................... 27
18) TC95219F.......................................28
19) TC35305F (TP1).................................29
20) TK10489M....................................... 30
21) TK10930VTL.................................... 31
22) Transistor, Diode and LED Outline Drawings... 32
23) LCD....................................... 33-34
• EXPLODED VIEW
1 ) Front View.......................................35
2) LCD View........................................ 35
3) VHF Unit View...................................36
4) UHF Unit View...................................37

• PARTS LIST
VHF MAIN Unit............................ 38-40
UHF MAIN Unit............................. 40-42
VOL Unit..........................................42
FRONT CPU Unit.......................... 44-43
SUB CPU Unit..............................50- 45
VHF VCO Unit....................................45
VHF PLL Unit.................................... 45
UHF VCO Unit....................................46
UHF PLL Unit...............................54 - 46
AIR Unit...........................................46
ENC Unit......................................... 47
SP Unit........................................... 47
FAN Unit......................................... 47
Packet............................................ 47
Mechanical Parts................................ 47
PCB...............................................47
Packing........................................... 47
EHM35B..........................................47
EHM39........................................... 48
• ADJUSTMENT
1) Required Test Equipment.......................49
2) Adjustment Points..........................50 — 51
3) UHF RX Adjustment............................. 52
4) UHF TX Adjustment............................. 53
5) VHF RX Adjustment............................. 54
6) VHF TX Adjustment............................. 55
• PC BOARD VIEW
1) VHF MAIN/AIR Unit Side A..................... 56
2) VHF MAIN/AIR Unit Side B..................... 57
3) UHF MAIN/ENC/VOL Unit Side A.............. 58
4) UHF MAIN/ENC/VOL Unit Side B.............. 59
5) Front CPU Unit Side A.......................... 60
6) Front CPU Unit Side B.......................... 60
7) SUB CPU Unit Side A........................... 61
8) SUB CPU Unit Side B...........................61
9) VHF VCO Unit...................................62
10) VHF PLL Unit.................................... 62
11) UHF VCO Unit...................................62
12) UHF PLL Unit....................................62
• BLOCK DIAGRAM
1) Main Block Diagram............................. 63
2) CPU Block Diagram............................. 64
3) PLL Block Diagram..............................65
• SCHEMATIC DIAGRAM
1) VHF MAIN UNIT........................... 66-67
2) UHF MAIN UNIT...........................68-69
3) FRONT CPU UNIT..............................70
4) SUB CPU Unit................................... 71
5) VHF VCO, PLL Unit.............................72
6) UHF VCO, PLL Unit............................. 73
7) ENC Unit......................................... 74
8) EHM35B......................................... 75
9) EHM39............................................75
Alinco-5834-Manual-Page-1-Picture
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