Motorola Ic602 Manuale Utente Scaricare il pdf

LBI-38907B

MAINTENANCE MANUAL

ORION



UHF CONTROL LOGIC/IF BOARD

CMC-682/CMF-138

TABLE OF CONTENTS

Page

DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

CIRCUIT ANALYSIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

LOGIC (CMC-682) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

IF(CMF-138W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

IC DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

PRODUCTION CHANGES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

OUTLINE DIAGRAMS:

LOGIC (CMC-682) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

IF(CMF-138W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

SCHEMATIC DIAGRAMS:

LOGIC (CMC-682) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

IF(CMF-138W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

ILLUSTRATIONS

Figure 1 - Logic Section Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Figure 2 - IF Section Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

ericssonz

Ericsson Inc.

Private Radio Systems

Mountain View Road

Lynchburg, Virginia 24502

1-800-528-7711 (Outside USA, 804-528-7711) Printed in U.S.A.

1 2 3 4 5 6 ... 15 16

Sommario

Pagina 1 - LBI-38907B

LBI-38907BMAINTENANCE MANUALORIONUHF CONTROL LOGIC/IF BOARDCMC-682/CMF-138TABLE OF CONTENTSPageDESCRIPTION . . . . . . . . . . . . . .

Pagina 2 - CIRCUIT ANALYSIS

IC DATAEEPROM IC708RAM IC709Inverter IC711Silicon Seral Number IC712Inverter IC713LBI-38907 LBI-389079

Pagina 3

IC DATA PARTS LISTPARTS LISTLOGIC/IF BOARDLOGIC SECTIONCMC-682(Used in P1, P2, P3)SYMBOL PART NO. DESCRIPTION------------------ CAPACITORS -----------

Pagina 4

PARTS LISTPARTS LISTUHF LOGIC/IF BOARDLOGIC SECTIONCMF-138W(Used in P1, P2, P3)SYMBOL PART NO. DESCRIPTION-------------------CAPACITORS---------------

Pagina 5

PARTS LIST OUTLINE DIAGRAMCOMPONENT SIDE SOLDER SIDELBI-38907 LBI-3890712

Pagina 6

SCHEMATIC DIAGRAMLOGIC (CMC-682)SYSTEM CONTROL(DD00-CMC-682 1/2)LBI-38907 LBI-3890713

Pagina 7

SCHEMATIC DIAGRAMLOGIC (CMC-682)SYSTEM CONTROL(DD00-CMC-682 2/2)LBI-38907 LBI-3890714

Pagina 8

SCHEMATIC DIAGRAMIF(CMF-138W)(DD0-CMF-138W)LBI-38907 LBI-3890715

Pagina 9

DESCRIPTIONThe System Control Logic/IF circuit board combines func-tions of receive circuit 1st IF, 2nd IF, audio detection, audiosignal processing an

Pagina 10 - LBI-38907 LBI-38907

EEPROM (IC708)This EEPROM has a storage capacity of 8k x 8 bits. Thememory contatins the user configurable parameters that mustbe maintained through a

Pagina 11 - IC DATA PARTS LIST

PIN SIGNAL PIN SIGNAL1 SUP GND 20 RTS2 XDATA IN 21 INP13 XDATA OUT 22 OUT14RS485+ 23INP25 RS485- 24 IGN A+6 CTS 25 SW +7 GND 26 HKSW8 FPROG 27 EXTMIC9

Pagina 12 - PARTS LIST

IC DATALinear, Positive Voltage Regulator IC503Audio Signal Processor IC601Linear Audio Amplifier IC602, IC603Audio Frequency Power Amplifier IC604LBI

Pagina 13 - PARTS LIST OUTLINE DIAGRAM

IC DATALinear: Positive Voltage Regulator IC605, IC609Reset Circuit IC610Linear: Positive Voltage Regulator IC607,IC608Linear: Positive Voltage Regula

Pagina 14 - SCHEMATIC DIAGRAM

IC DATABilateral Switch IC611, IC612Central Processing Unit IC701LBI-38907 LBI-389076

Pagina 15

IC DATAASIC IC703Central Processing Unit U702LBI-38907 LBI-389077

Pagina 16

IC DATADecoder IC704RS-485 Driver/Receiver IC705RS-232 Driver/Receiver IC706Flash Memory IC707LBI-38907 LBI-389078