JVC HR-FC100E Videorecorder
Hersteller:
Modell:
HR-FC100E
Datum:
1990
Kategorie:
Gruppe:
Beschreibung:
Serviceanleitung
Dokumenttyp:
Serviceanleitung
Seiten:
93
Größe:
17.64 Mbytes (18500603 Bytes)
Sprache:
english
Revision:
Dokument-ID:
82196
Datum:
1990 09 01
Qualität:
Gescanntes Dokument, teilweise schwer oder teilweise nicht zu lesen.
Upload Datum:
2017 05 15
MD5:
eb524bfa3b834284abbf7da9f10e1442
Downloads:
1347

Information

1. DISASSEMBLY AND MECHANISM ADJUSTMENTS 1 . 1 DISASSEMBLY ... 1 - 1 1.1.1 Top cover ... 1 • 1 1.1.2 Front panel assembly ... 1 - 1 1.1.3 Bottom cover ... 1 • 1 1.1.4 Main board assembly ... 1 - 1 1.1.5 Cassette housing assembly ... 1 * 1 1.1.6 Mind-deck ... 1 • 3 1.2 MECHANISM REPAIRS AND ADJUSTMENTS ... 1-3 1.2.1 Precautions ... 1 - 3 1.2.2 Mechanism operation check ... 1 * 3 1.2.3 Maunal cassette removal ... 1 ■ 3 1.2.4 Tools and fixtures ... 1 * 3 1.3 MAIN MECHANISM PARTS ... 1-4 1 . 4 CLEANING ... 1 - 6 1 . 5 LUBRICAION ... 1 -6 1.6 INSPECTION AND MAINTENANCE ... 1-6 1.6.1 Suggested servicing schedule for main Components 1 - 6 1 . 7 MAIN PARTS REPLACEMENT ... 1 - 7 1 . 8 CASSETTE HOUSING DISASSEMBLY AND REASSEMBLY ... 1-15 1.8.1 Disassembly ... 1-15 1 . 8 .1 (1 ) Right side disassembly ... 1-16 1 . 8 .1 (2) Left side disassembly ... 1-16 1 .8 .1 (3) Upper plate assembly ... 1-16 1 . 8 .1 (4) Front and side bracket assemblies ... 1 -1 7 1.8.2 Other parts ... 1-17 1 .8.2(1) Cassette housing pulley and cassette housing gear .. 1-17 1 .8.2(2) Cassette housing board assembly and motor ... 1-18 2. ELECTRICAL ADJUSTMENTS 2 . 1 PREPARATION ... 2 - 1 2.1.1 Required test equipment ... 2 • 1 2.1.2 Check and adjustment steps ... 2 • 2 2.2 SWITCHING REGULATOR CIRCUIT ... 2-3 2 . 3 TIMER CIRCUIT ... 2 - 3 2 . 4 SERVO CIRCUIT ... 2 - 4 2 . 5 VIDEO CIRCUIT ... 2 - 5 2 . 6 AUDIO CIRCUIT ... 2 - 7 2 . 7 TUNE/IF CIRCUIT ... 2 - 7 2.8 ON SCREEN CIRCUIT ... 2-10 3. CHARTS AND DIAGRAMS 3.1 CIRCUIT BOARD AND LOCATION ... 3-1 3.2 GENERAL INFORMATION ... 3-2 3.2.1 Connections ... 3 - 2 3.2.2 Disconnecting the flatwire ... 3 - 2 3.2.3 Indications ... 3 - 2 3.2.4 Schematic diagram values ... 3 - 2 3.2.5 Signal flow in the schematic ... 3 • 2 3.2.6 Semiconductors ... 2 - 2 3.2.7 Replacement of chip parts ... , 3-3 3.3 BOARD INTERCONNECTIONS ... 3-5 3.4 VIDEO BLOCK DIAGRAM ... 3-7 3.5 PRE/REC BLOCK DIAGRAM ... 3-9 3.6 SERVO BLOCK DIAGRAM ... 3-11 3.7 AUDIO BLOCK DIAGRAM ... 3-13 3.8 SYSTEM CTL BLOCK DIAGRAM ... 3-15 3 . 9 POWER TRANS. POWER TRANSISTOR & REGULATOR (MAIN) SCHEMATIC DIAGRAM ... 3-17 3.10 SWITCHING REGULATOR CIRCUIT BOARD ... 3-19 3.11 SERVO SCHEMATIC DIAGRAM ... 3-21 3.12 AUDIO SCHEMATIC DIAGRAM ... 3-23 3.13 SYSTEM CTL SCHEMATIC DIAGRAM ... 3-25 3 .14 DECK TERMINAL, LOADING MOTOR, MDA, CASSETTE HOUSING MOTOR, CASSETTE HOUSING, CAPSTAN MDA HOUSING SENSOR (1) & HOUSING SENSOR (2), SCHEMATIC DIAGEMAS ... 3-27 3.15 DECK TERMINAL, LOADING MOTOR, MDA , CASSETTE HOUSING MOTOR, CASSETTE HOUSING, CAPSTAN MDA, HOUSING SENSOR (1) & HOUSING SENSOR (2), CIRCUIT BOARDS ... 3-28 3.16 MAIN CIRCUIT BOARD ... 3-29 3.17 VIDEO UNIT & VIDEO (MAIN) SCHEMATIC DIAGRAM ... 3-31 3.18 VIDEO UNIT CIRCUIT BOARD ... 3-33 3.19 IF & TNR CTL SCHEMATIC DIAGRAM ... 3-35 3.20 IF & TNR CTL CIRCUIT BOARD ... 3-37 3 . 21 TIMER AND SWITCH/DISPLAY SCHEMATIC DIAGRAM 3-39 3.22 TIMER AND SWITCH/DISPALY CIRCUIT BOARDS ... 3-41 3.23 TERMINAL SCHEMATIC DIAGRAM ... 3-43 3 . 24 TERMINAL, LED, IFR AND OPERATION CIRCUIT BOARDS ... 3-45 3 .25 OPERATION, LED AND IFR SCHEMATIC DIAGRAM ... 3-47 3.26 ON SCREEN SCHEMATIC DIAGRAM ... 3-49 3.27 PRE/REC SCHEMATIC DIAGRAM ... 3-51 3.28 PRE/REC CIRCUIT BOARD ... 3-53 3.29 REMOTE CONTROL SCHEMATIC DIAGRAM ... 3-55 3.30 RF Converter SCHEMATIC DIAGRAM ... 3-56 4. EXPLODED VIEWS AND PARTS LIST 4.1 PACKING ASSEMBLY <M1> ... 4-1 4.2 CABINET ASSEMBLY <M2 > ... 4-2 4.3 CHASSIS ASSEMBLY <M3> ... 4-3 4.4 MECHANISM ASSEMBLY <M4 > ... 4-5 4.5 REMOTE CONTROL ASSEMBLY <M5> ... 4-8 4.6 CASSETTE HOUSING ASSEMBLY <M6> ... 4-9 5. ELECTRICAL PARTS LIST POWER SUPPLY BOARD ASSEMBLY <01 > <02> ... 5 - 1 MAIN BOARD ASSEMBLY <03 > ... 5 - 3 VIDEO UNIT BOARD ASSEMBLY <05 > ... 5-8 TERMINAL BOARD ASSEMBLY <06> ... 5-10 IF BOARD ASSEMBLY <07 > ... 5-11 Tuner CONTROL BOARD ASSY <08 > ... 5-12 AUDIO CONTROL HEAD BOARD <12 > ... 5-13 T/O/S BOARD ASSEMBLY <20> <28> ... 5-13 OPERATION BOARD ASSEMBLY <22> ... 5-15 IFR BOARD ASSEMBLY <34> ... 5-15 UPPER DRUM BOARD <41 > ... 5-15 PRE/REC AMP BOARD ASSEMBLY <43> ... 5-15 DECK TERMINAL BOARD ASSEMBLY <51 > ... 5-16 LOADING MOTOR BOARD ASSEMBLY <55 > ... 5-17 CASSETTE HOUSING/C.H MOTOR BOARD ASSEMBLY <56 > 5-1 7 H. SENSOR (1) BOARD ASSEMBLY <64> ... 5-17 H. SENSOR (2) BOARD ASSEMBLY <65> ... 5-17 LED BOARD <90> ... 5-18 MDA BOARD ASSEMBLY <91 > ... 5-18 6. TECHNICAL INFORMATIONS 6.1 CIRCUIT CONTROL SYSTEM ... 6-1

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