JVC HR-FC100EG Videorecorder
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Modell:
HR-FC100EG
Datum:
1990
Kategorie:
Gruppe:
Beschreibung:
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