Table Of Contents; How To Identify Models; Circuit Board Assembly And Unit Compatibility Between Hr-Xvc1Uj And Hr-Xvc1Uj/M - JVC HR-XVC1UJ/M Service Manual

Dvd/cd player hi-fi stereo video cassette recorder
Table of Contents

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HOW TO IDENTIFY MODELS .................................................................... 1
HR-XVC1UJ and HR-XVC1UJ/M ..................................................... 1
DIFFERENT TABLE ................................................................................... 2
1-5. DECK CD AND DVD MT PCB ................................................. 1-1
SERVICE MODE LIST ....................................................................... 1-1
WHEN REPLACING EEPROM(MEMORY) IC .................................. 1-2
SERVO TIMING CHART ................................................................... 1-2
PREPARATION FOR SERVICING .................................................... 1-3
ELECTRICAL ADJUSTMENTS ........................................................ 1-3
(Connector Connections) ......................................................... 1-3
INTERCONNECTION DIAGRAM ............................................ 2-1
MPEG SCHEMATIC DIAGRAM ............................................... 2-3
MEMORY SCHEMATIC DIAGRAM ......................................... 2-5
How to recognize from the appearance of the model concerned is written below.
Please distinguish from several contents currently printed on the rating label of the rear panel or "SPECIALIZER" logo mark of the front
panel.
DVD/VIDEO CASSETTE RECORDER
MODEL NO. HR-XVC1UJ/M
110-220V
50/60Hz 22W
WARNING
: DANGEROUS VOLTAGE INSIDE.
"DTS" and "DTS Digital Out" are trademarks of Digital Theater Systems, lnc.
Apparatus Claims of U.S. Patent Nos.
4,631,603;4,577,216;4,819,098 and 4,907,093 licensed for limited viewing uses only.
Manufactured under license from Dolby Laboratories.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories.
Confidential unpublished works. ©1992-1997 Dolby Laboratories. All rights reserved.
VICTOR COMPANY OF JAPAN, LTD.
SERIAL NO.
RATING LABEL

Circuit board assembly and unit compatibility between HR-XVC1UJ and HR-XVC1UJ/M

Since the same parts are used for the VCR mechanism section and power supply circuit board assembly for the HR-XVC1UJ and HR-
XVC1UJ/M, they are interchangeable. However, there is no compatibility for the VCR circuit board, DVD circuit board, and DVD drive unit.
1. The difference in the VCR circuit board is the connection cable that connects to the DVD circuit board. It is not possible to connect an
old board to a new board.
2. The difference in the DVD circuit board is the substantial difference in external dimensions. There is also no compatibility in terms of
specifications.
<Reference>
When an old VCR circuit board is forcibly connected to a new DVD circuit board, there is a terminal that changes HR-XVC1UJ:
3.3V⇒HR-XVC1UJ/M: 9V and the DVD circuit board will be damaged.
3. It is possible to install the DVD drive unit in the chassis. However, since there is no compatibility between the DVD circuit board and the
connection cable, it is not possible to connect old and new together.
<Reference>
If the entire set of revised parts is exchanged at once (DVD drive unit, VCR circuit board, DVD circuit board (with attachment angle)),
the specifications for Spatializer will change from 3D Stereo ⇔ N-2-2. This type of process will cause non-compliance with certified
specifications, so do not interchange old and new type parts.
Compatibility
DVD drive unit
DVD circuit board
DVD circuit board attachment angle
VCR mechanism unit
VCR circuit board
Power supply circuit board

TABLE OF CONTENTS

HOW TO IDENTIFY MODELS

(blank) : HR-XVC1UJ
/M : HR-XVC1UJ/M
CLASS 1
LASER PRODUCT
722538A036
Mechanical specifications (installation) Electrical specifications (connection)
Yes
No
No
Yes
Yes
Yes
SYSCON1 SCHEMATIC DIAGRAM ........................................ 2-7
DSP SCHEMATIC DIAGRAM .................................................. 2-9
MOTOR DRIVE SCHEMATIC DIAGRAM ............................... 2-11
READ CHANNEL SCHEMATIC DIAGRAM ........................... 2-13
AUDIO/VIDEO SCHEMATIC DIAGRAM ................................ 2-15
Y/C/AUDIO/CCD/HEAD AMP SCHEMATIC DIAGRAM ......... 2-17
VCR SYSCON SCHEMATIC DIAGRAM ................................ 2-19
TUNER/JACK SCHEMATIC DIAGRAM ................................. 2-21
REGULATOR SCHEMATIC DIAGRAM ................................. 2-23
OPERATION/DISPLAY SCHEMATIC DIAGRAM ................... 2-25
HI-FI/DEMODULATOR SCHEMATIC DIAGRAM ................... 2-27
DVD IN/OUT SCHEMATIC DIAGRAM ................................... 2-29
PRINTED CIRCUIT BOARDS DVD ....................................... 2-31
PRINTED CIRCUIT BOARDS VCR ....................................... 3-33
3. PARTS LIST (3-1 to 3-7)
3.1
3.2
ELECTRICAL PART LIST
VCR BOARD ASSEMBLY<03> .................................................. 3-2
DVD BOARD ASSEMBLY<50> .................................................. 3-6
KD
1
Old/New Parts Compatibility
No
No
-
Yes
Yes
Yes
"SPECIALIZER" logo mark
3D STEREO : HR-XVC1UJ
N-2-2 : HR-XVC1UJ/M
Software specifications
-
No
-
-
No
-
1

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