Table Of Contents - JVC HR-XV1EK Service Manual

Section
Important Safety Precautions
HOW TO IDENTIFY MODELS
INSTRUCTIONS
DISASSEMBLY INSTRUCTIONS
1. REMOVAL OF MECHANICAL PARTS AND P.C.BOARDS ..... 1-1
1-1 TOP CABINET AND FRONT CABINET ................... 1-1
1-2 FLAP ......................................................................... 1-1
1-3 DECK CD AND DVD PCB ........................................ 1-1
1-4 POWER PCB ............................................................ 1-2
1-5 VCR DECK ............................................................... 1-2
1-6 VCR PCB .................................................................. 1-2
2. REMOVAL OF VCR DECK PARTS ................................ 1-3
2-1 TOP BRACKET ......................................................... 1-3
2-2 CASSETTE HOLDER ASS'Y .................................... 1-3
2-3 CASSETTE SIDE L/R ............................................... 1-3
2-4 LINK UNIT ................................................................ 1-3
2-5 LINK LEVER / FLAP LEVER .................................... 1-3
2-6 LOADING MOTOR / WORM ..................................... 1-4
2-7 TENSION ASS'Y ....................................................... 1-4
2-8 T BRAKE ARM / T BRAKE BAND ............................. 1-5
2-9 S REEL / T REEL / IDLER ARM ASS'Y / IDLER GEAR .... 1-5
2-10 CASSETTE OPENER / PINCH ROLLER BLOCK / P5 ARM ASS'Y . 1-6
2-11 A/C HEAD ............................................................... 1-6
2-12 FE HEAD ................................................................ 1-6
2-13 CYLINDER UNIT ASS'Y ......................................... 1-6
2-14 CAPSTAN DD UNIT ................................................ 1-7
2-15 MAIN CAM / PINCH ROLLER CAM / JOINT GEAR ... 1-7
2-16 LOADING GEAR S/T UNIT ..................................... 1-7
2-17 CLUTCH ASS'Y / RING SPRING / CLUTCH LEVER / CLUTCH GEAR .. 1-8
2-18 CASSETTE GUIDE POST / INCLINED BASE S/T UNIT / P4 CAP.. 1-8
3. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC .. 1-9
REMOVAL ....................................................................... 1-9
INSTALLATION ............................................................. 1-10
KEY TO ABBREVIATIONS ............................................. 1-11
SERVICE MODE LIST ..................................................... 1-13
WHEN "N" IS ALWAYS BEING DISPLAYED ON THE TV MONITOR . 1-13
PARENTAL CONTROL - RATING LEVEL 4-DIGIT SECURITY CODE CANNCELLATION . 1-13
WHEN REPLACING EEPROM(MEMORY) IC ................ 1-14
PREVENTIVE CHECKS AND SERVICE INTERVALS .... 1-15
CONFIRMATION OF HOURS USED .............................. 1-15
CLEANING ...................................................................... 1-15
SERVICING FIXTURES AND TOOLS ............................. 1-16
MECHANISM ADJUSTMENT PARTS LOCATION GUIDE .. 1-16
MECHANICAL ADJUSTMENT ....................................... 1-17
TAPE REMOVAL METHOD AT NO POWER SUPPLY . 1-17
DISC REMOVAL METHOD AT NO POWER SUPPLY .. 1-17
1. CONFIRMATION AND ADJUSTMENT ........................ 1-17
1-1 CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION . 1-17
1-2 CONFIRMATION OF PLAYBACK TORQUE AND
BACK TENSION TORQUE DURING PLAYBACK .. 1-17
1-3 CONFIRMATION OF VSR TORQUE ...................... 1-17
1-4 CONFIRMATION OF REEL BRAKE TORQUE ....... 1-18
2. CONFIRMATION AND ADJUSTMENT OF TAPE
RUNNING MECHANISM ......................................... 1-18
2-1 GUIDE ROLLER ..................................................... 1-18
2-2 CONFIRMATION AND ADJUSTMENT OF AUDIO/CONTROL HEAD .... 1-19
2-3 TAPE RUNNING ADJUSTMENT(X-VALUE ADJUSTMENT) ..... 1-19
ELECTRICAL ADJUSTMENT ......................................... 1-20
1. BASIC ADJUSMENT ................................................... 1-20
1-1 SWITCHING POINT ............................................... 1-20
The following table lists the differing points between models HR-XV1EK, HR-XV1EU-C, HR-XV1EU-S and HR-XV1EU-Y.
MODEL
ITEM
BROADCASTING STANDARD
POWER SOURCE 230~240V,50Hz
AUTO TUNER SETTING
SCENE REPLAY
GUIDE CH. SET
DECODER(AV2)
VPS
CATV
INSTRUCTION LANGUAGE
Notes: Mark is same as left.

TABLE OF CONTENTS

Title
HR-XV1EK HR-XV1EU-C
I B/G
230V,50Hz
NOT USED USED
NOT USED USED
USED NOT USED
NOT USED USED
NOT USED USED
NOT USED USED
ENGLISH EN, FR, GE, DU, GR GE, FR, IT, SP, PT
Page Section
ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE .. 1-20
IC DESCRIPTION ............................................................ 1-21
SERVO TIMING CHART ................................................. 1-34
MECHANISM TIMING CHART ........................................ 1-35
TROUBLE SHOOTING GUIDE ....................................... 1-36
(VCR SECTION) ........................................................... 1-36
(DVD SECTION) ........................................................... 1-60
CHARTS AND DIAGRAMS
INTERCONNECTION DIAGRAM ................................... 2-1
READ CHANNEL SCHEMTAIC DIAGRAM .................... 2-3
DSP SCHEMATIC DIAGRAM ......................................... 2-5
MPEG SCHEMATIC DIAGRAM ..................................... 2-7
MEMORY SCHEMATIC DIAGRAM ................................ 2-9
AUDIO/VIDEO SCHEMATIC DIAGRAM ...................... 2-11
SYSCON1 SCHEMATIC DIAGRAM ............................. 2-13
Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM ........ 2-15
MICOM SCHEMATIC DIAGRAM .................................. 2-17
TUNER\/JACK SCHEMATIC DIAGRAM ...................... 2-19
REGULATOR SCHEMATIC DIAGRAM ........................ 2-21
DISPLAY SCHEMATIC DIARAM .................................. 2-23
HI-FI/DEMODULATOR SCHEMATIC DIAGRAM ......... 2-25
DVD IN/OUT SCHEMATIC DIAGRAM ......................... 2-27
SUB MICOM/OSD/VPS SCHEMATIC DIAGRAM ........ 2-29
POWER SCHEMATIC DIAGRAM ................................ 2-31
OPERATION SCHEMATIC DIAGRAM ......................... 2-33
PRINTED CIRCUIT BOARDS VCR(INSERTED PARTS) ...... 2-35
PRINTED CIRCUIT BOARDS VCR(CHIP MOUNTED PARTS) ... 2-37
PRINTED CIRCUIT BOARDS DVD .............................. 2-39
PRINTED CIRCUIT BOARDS POWER / OPERATION .. 2-41
WAVEFORMS .............................................................. 2-42
DVD BLOCK DIAGRAM ............................................... 2-45
Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM ................. 2-47
MICOM BLOCK DIAGRAM ........................................... 2-49
REGULATOR BLOCK DIAGRAM ................................. 2-51
DISPLAY/OPERATION BLOCK DIAGRAM .................. 2-53
TUNER/JACK/HI-FI/21PIN/OSD BLOCK DIAGRAM .... 2-55
DVD IN/OUT BLOCK DIAGRAM .................................. 2-57
POWER BLOCK DIAGRAM ......................................... 2-59
SUB MICOM/OSD/VPS BLOCK DIAGRAM ................. 2-61
PARTS LIST
3.1 PACKING AND ACCESSORY ASSEMBLY<M1> ....... 3-1
3.2 FINAL ASSEMBLY<M2> ............................................. 3-2
3.3 MECHANISM ASSEMBLY<M4> ................................. 3-4
3.4 ELECTRICAL PARTS LIST ......................................... 3-7
POWER BOARD ASSEMBLY<01> ................................. 3-7
VCR BOARD ASSEMBLY<03> ........................................ 3-7
DVD BOARD ASSEMBLY<50> ...................................... 3-13
OPERATION BOARD ASSEMBLY<28> ........................ 3-16
REFERENCE
GENERAL SPECIFICATIONS [HR-XV1EK] ................... 4-1
GENERAL SPECIFICATIONS [HR-XV1EU-C] ............... 4-7
HR-XV1EU-S HR-XV1EU-Y
GE, SW, NO, DA, FI
Title Page