Manuals / Polaroid / Home Audio / Stereo System

Polaroid IC-V8000 service manual 8-2LOGIC BOARD, Top View, J1 From External Microphone

Models: IC-V8000

1 34

Download 34 pages 36.68 Kb

Page 22

Image 22

8-2 LOGIC BOARD

•TOP VIEW

DS16

DS13

DS1	DS2	DS4	DS5	DS17
DS1	DS2	DS4	DS5
C78
DS7	DS8	DS10	DS11

EP1

C31

DS18

IC8

R12

R93

C65

R8		R18	R31	S9
R8		R18	R31
D2	R9	Q1
		R67		DS14
		R67
		R10
		R74

J1

From External Microphone

MICIN GND MIC MICE PTT EXTMIC MICUD 8V

8 - 2

Page 22

Image 22

Polaroid IC-V8000 service manual 8-2LOGIC BOARD, Top View, J1 From External Microphone

Contents

VHF FM TRANSCEIVER ORDERING PARTS INTRODUCTIONDANGER REPAIR NOTESTABLE OF CONTENTS ‘ TRANSMITTER SECTION 1 SPECIFICATIONS‘ GENERAL ‘ RECEIVERMAIN UNIT SECTION 2 INSIDE VIEWSLOGIC BOARD REMOVING THE COVER SECTION 3 DISASSEMBLY AND OPTION INSTRUCTIONSOPTIONAL UNIT INSTALLATION REMOVING THE MAIN UNIT4-1-1ANTENNA SWITCHING CIRCUIT MAIN UNIT SECTION 4 CIRCUIT DESCRIPTION4-1RECEIVER CIRCUITS 4-1-2RF CIRCUIT MAIN UNIT4-1-6SQUELCH CIRCUIT MAIN AND LOGIC UNITS 4-2TRANSMITTER CIRCUITS4-2-3DRIVE/POWER AMPLIFIER CIRCUITS MAIN UNIT 4-2-2MODULATION CIRCUIT MAIN UNIT4-3-1PLL CIRCUIT MAIN AND LOGIC UNITS POWER SUPPLY CIRCUITS4-3PLL CIRCUITS 4-3-2VCO CIRCUIT MAIN UNITPORT ALLOCATIONS 4-5-1CPU LOGIC UNIT IC74-5-2D/A CONVERTOR IC MAIN UNIT IC5 4-5-3I/O EXPANDER IC MAIN UNIT IC2LOGIC BOARD SECTION 5 PARTS LISTLOGIC BOARD ORDERMAIN UNIT LOGIC BOARDLOGIC BOARD ORDERORDER MAIN UNITMAIN UNIT DESCRIPTIONORDER MAIN UNITMAIN UNIT DESCRIPTIONORDER MAIN UNITMAIN UNIT DESCRIPTIONACCESSORIES SECTION 6 MECHANICAL PARTS AND DISASSEMBLY6-1 IC-V8000 CHASSIS PARTSMP14 C J1 C MP14 C MP4 C MP1 C MP14 C MP14 C LOGIC unitMP3 L MP2 L EP9 L DS19 L MP4 L MP1 L MP12 L MP2 C MP7 L MF1 C MP12 L MP11 C MP15 CMAIN UNIT 6-2 HM-133VCHASSIS PARTS ORDER NOTRANSISTOR AND FET’S SECTION 7 SEMI-CONDUCTORINFORMATIONDIODES 8-1 HM-133V SECTIONBOARD LAYOUTS B5811BTOP VIEW 8-2LOGIC BOARDJ1 From External Microphone J4 to Optional unit B5801BBOTTOM VIEW to Main unit J1to Logic board SP1 8-3MAIN UNITTOP VIEW to Chassis unit MF1C109 BOTTOM VIEWC219 C211LOGIC BOARD SECTION 9 BLOCK DIAGRAMMAIN UNIT CHASSISSECTION 10 VOLTAGE DIAGRAM 10-1LOGIC BOARDNJM12902V 10-1LOGIC BOARD SECTION 10 VOLTAGE DIAGRAMMICIN 10-2MAIN UNIT RD70HVF1 10-2MAIN UNIT 2SA1734Page S-13815IZ-C1 2002 Icom Inc