Icom HM-169 Service Manual
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Icom HM-169 Service Manual

Speaker microphone, gps speaker microphone
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Original version
SPEAKER MICROPHONE
GPS SPEAKER MICROPHONE
S-14421XZ-C1
Dec. 2007

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Summary of Contents for Icom HM-169

  • Page 1 SPEAKER MICROPHONE GPS SPEAKER MICROPHONE S-14421XZ-C1 Dec. 2007...

  • Page 2: Ordering Parts

    6. READ the instructions of test equipment throughly before connecting a test equipment to the speaker microphone. (HM-175GPS) Icom, Icom Inc. and logo are registered trademarks of Icom Incorporated (Japan) in the United States, the United Kingdom, Germany, France, Spain, Russia and/or other countries.
  • Page 3 CONTENTS SECTION SPECIFICATIONS SECTION ELECTRICAL PARTS LIST SECTION MECHANICAL PARTS LIST SECTION EXPLOADED VIEW SECTION BOARD LAYOUTS SECTION BLOCK DIAGRAM SECTION VOLTAGE DIAGRAMS...

  • Page 4: Specifications

    SECTION 1 SPECIFICATIONS GENERAL • Power supply : HM-169/HM-170GP 5.0–8.4 V DC HM-174/HM-175GPS 5 V DC (Supplied from the connected transceiver) • Current drain : HM-169/HM-174 4 mA max. (at 5 V) HM-170GP/HM-175GPS 65 mA max. (at 5 V) • Dimensions (Projections not included) : HM-169/HM-174 62 (W)×89 (H)×40 (D) mm;...

  • Page 5: Electrical Parts List

    SECTION 2 ELECTRICAL PARTS LIST [MAIN-A UNIT] (for HM-169, HM-174) [MAIN-B UNIT] (for HM-170GP, HM-175GPS) ORDER ORDER DESCRIPTION DESCRIPTION LOCATION LOCATION 1180002690 S.REG S-812C36AMC-C2Q-T2G 34.1/45.8 1110006490 S.IC LMV321IDCKR 18.3/42.6 1110006490 S.IC LMV321IDCKR 28.6/39.9 1190002580 S.IC ITRAX03-S 30.5/35.5 1130007021 S.IC TC7S66FU (TE85L,F) 1130014070 S.IC...
  • Page 6 [MAIN-B UNIT] (for HM-170GP, HM-175GPS) ORDER DESCRIPTION LOCATION 4030017330 S.CER ECJ0EF1C104Z 12.7/44 4030017730 S.CER ECJ0EB1E471K 22/24.5 4030017730 S.CER ECJ0EB1E471K 25.7/24.7 4030017330 S.CER ECJ0EF1C104Z [HM-170GP] only 22.6/10.3 4030017730 S.CER ECJ0EB1E471K 33.8/21.4 4030017730 S.CER ECJ0EB1E471K 32.8/20.5 4550006120 S.TAN TEESVA 0G 226M8R 11.5/42.6 4030017430 S.CER ECJ0EC1H101J [HM-170GP] 22/14.6...

  • Page 7: Mechanical Parts

    SECTION 3 MECHANICAL PARTS [MAIN-A UNIT] (for [HM-169], [HM-174]) [CHASSIS PARTS] ORDER ORDER DESCRIPTION QTY. DESCRIPTION QTY. 6510019421 B8B-ZR-SM4-TF (LF) (SN) 2510001330 036D0803 7700002770 AM-627P-462C33-1 7120000470 ERDS2T0 [HM-169], [HM-174] 8900014920 OPC-1565 [HM-170GP], [HM-175GPS] 2260003120 SKQJLBA010 7120000470 ERDS2T0 [HM-169], [HM-174] only...

  • Page 8: Exploaded View

    SECTION 4 EXPLOADED VIEW MP15 MP24 MP24 MP24 MP25 MP20 MP24 MP22 MP23 MP12 MP17 MP23 MP11 J1(SW) MP22 MP25 SW UNIT MP10 MC1(M) MP21 MP14 MP21 MP17 MP21 MP21 MP16 MAIN UNIT MP1(HM-169, HM-174) MP13 MP1(HM-170GP, HM-175GPS) 4 - 2...

  • Page 9: Board Layouts

    SECTION 5 BOARD LAYOUTS • SW UNIT (for HM-170GP HM-175GPS only) (TOP VIEW) • MAIN-A UNIT (for HM-169, HM-174) • MAIN-B UNIT (for HM-170GP HM-175GPS) (TOP VIEW) (TOP VIEW) B6796D SP1 (CHASSIS) W1 (CHASSIS) SP– SP– NMEA XTXD B6842C 5 - 1...
  • Page 10 • SW UNIT (for HM-170GP HM-175GPS only) (BOTTOM VIEW) [GPS] • MAIN-A UNIT (for HM-169, HM-174) • MAIN-B UNIT (for HM-170GP HM-175GPS) (BOTTOM VIEW) (BOTTOM VIEW) MICG MICG IC10 SP1 (CHASSIS) W1 (CHASSIS) 5 - 2...

  • Page 11: Block Diagrams

    SECTION 6 BLOCK DIAGRAMS • MAIN-A UNIT (for [HM-169], [HM-174]) SPEAKER +3.6V (HM-169) MICROPHONE MUTE IC3, Q3 (HM-169) (HM-174) (HM-169/HM-174) SENS (HM-169/HM-174) 6 - 1...
  • Page 12 • MAIN-B UNIT (for [HM-170GP], [HM-175GPS]) RIPPLE FILTER (HM-170GP) Q3, C14 MICROPHONE SPEAKER MUTE IC14, Q6 (HM-175GPS) CHASSIS UNIT GPS ANTENNA +3.3V SWITCHING (HM-170GP) (HM-175GPS) IC8, Q5, D5, L3 3.3V NMEA NMEA Serial LELEV XTXD SENS SHIFTER IC13, IC6 (HM-175GPS) Serial LEVEL SHIFTER...

  • Page 13: Voltage Diagrams

    SECTION 7 VOLTAGE DIAGRAMS • MAIN-A UNIT (for [HM-169], [HM-174]) 3.6V D_GND To SPEAKER 470P (HM-174) (HM-169) @3.3V 2.81V B8B-ZR-SM4-TF 470K 0.0022 ERTJ0EP473J MICROPHONE XRXD MC 1 0.01 MMZ1608Y102BT AM-627P LMV321IDCK 3.56V T OFF 1.79V 1.79V 3.56V 7 - 1...
  • Page 14 • MAIN-B UNIT (for [HM-170GP], [HM-175GPS]) S02B-EH- S SPEAKE R SKQLLCE012 D_GND 3.3V (HM-170GP:470P) UY1113F-TR IC10 IC11 SW UNIT 100K TC7S14FU S-80928CNMC TC7W74F U XP1501 3.29V 2SC4116 (HM-170GP:0) B8B-ZR-SM4-TF 2.72V 0.0022 (HM-170GP) ERTJ0EP473J MICROPHONE NME A XTXD MMZ1005Y102CT MC 1 (HM-175GPS) IC14 0.022...
  • Page 15 Phone : +34 (93) 590 26 70 Fax : +34 (93) 589 04 46 Glenwood Centre #150-6165 : http://www.icomspain.com Highway 17 Delta, B.C., V4K 5B8, Canada E-mail : icom@icomspain.com Phone : +1 (604) 952-4266 Fax : +1 (604) 952-0090 : http://www.icomcanada.com E-mail : info@icomcanada.com Unit 9, Sea St., Herne Bay, Kent, CT6 8LD, U.K.
  • Page 16 S-14421XZ-C1 1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan © 2007 Icom Inc.

This manual is also suitable for:

Hm-170gpHm-174Hm-175gps

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