Equipment information

Alinco DR-635 Transceiver
Manufacturer:
Model:
DR-635
Date:
2005
Category:
Group:
Description:
Service Manual
Manual Type:
Service Manual
Pages:
54
Size:
2.04 Mbytes (2134434 Bytes)
Language:
english
Revision:
Manual-ID:
PM0083
Date:
Quality:
Scanned document, all readable.
Upload date:
27 April 2014
MD5:
22579d7336f3d63d1d940b329e64d388
Downloads:
1190

Information

SPECIFICATIONS 1) GENERAL ... ... ' ... 2 2) TRANSMITTER ... .2 3) RECEIVER ... I..' ... 3 CIRCUIT DESCRIPTION 1) VHF Reception ... .:./4 2) UHF Reception ... ... i . ... ... ... 5 3) FM Reception ... 6 4) V/V(VHF-VHF) Dual Reception ... . 6 5) U/U (UHF-UHF) Dual Reception ... . 6 6) VHF Squelch Control ... ... ... 7 7) UHF Squelch Control ... i ... 7 8) Transmit Signal Path ... . 7 9) VHF Transmit Signal Path ... 7 10) UHF Transmit Signal Path ... 8 11) VHFTxAPC Circuit ... 8 12) UHFTx APC Circuit ... 8 13) VHF PTT Circuit ... ... . 8 14) UHF PTT Circuit ... ! 9 15) VHF PLL ... ..9 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 (XA0669) ... ... 15 16) LC75884W (XA0899) ... ... ... 16 17) M51132FP ( X A 0 9 0 0 ) ... 17 18) M38503M2H667FP (XA0914) ... ... . 17-18 19) M64076AGP (XA0915) ... 19 20) S-816A50AMC (XA0925) ... ... 20 21) NJM78M05DL1A (XA0947) ... ... ... ., ... 20 22) M30624FGPGP (XA1081/XA1082) ... 20-22 23) Transistor, Diode, and LED Outline Drawings ... 23-24 24) LCD Connection ... . 24-25 EXPLODED VIEW 1) Front View ... 26 2) Bottom View ... 27 PARTS LIST Front Unit ... 28 LED Unit ... ... 28 Main Unit ... 28-37 Mechanical Parts ... ... ... 37 Packing Parts ... ... 37 Accessories (Screw Set) ... 37 ADJUSTMENT 1) Adjustment S pot ... ... 38 2) Adjustment Mode ... 39 - 3) VHF Adjustment Specification ... 40 4) UHF Adjustment Specification ... 41 5) VHF Test Specification ... 42 6) UHF Test Specification ... ... ... 43 PC BOARD VIEW 1) Front Side A ... 44 2) Front Side B ... 44 3) Main Side A ... 45 4) Main Side B ... 46 FRONT SCHEMATIC D IA G R AM ... 47 MAIN SCHEMATIC D IA G R AM ... 48 FRONT BLOCK D IA G R A M ... 49

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