JVC HR-J270MS, Руководство по обслуживанию

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Notes : Mark is same as left.
Mark --- is not used.
TABLE OF CONTENTS
DIFFERENT TABLE .............................................................................................................................................................................. 1
4. CHARTS AND DIAGRAMS (4-1 to 4-6)
4.1 MAIN, A/C HEAD R.PAUSE, MINI OPE AND LOADING MOTOR CIRCUIT BOARDS .............................................................. 4-2
4.2 VIDEO/N.AUDIO SCHEMATIC DIAGRAM ................................................................................................................................. 4-4
5. PARTS LIST (5-1 to 5-7)
5.1 ELECTRICAL PARTS LIST
MAIN BOARD ASSEMBLY <03> .................................................................................................................................................... 5-1
1
The following table indicate main different points between models HR-J670MS, HR-J270MS and HR-J470MS.
MODEL
HR-J670MS HR-J270MS HR-J470MS
ITEM
FRONT PANEL COLOR SILVER D.SILVER D.SILVER
VIDEO 4HEAD 2HEAD 4HEAD
HiFi AUDIO USED NOT USED
RECORDING & PLAYBACK SPEED SP/LP SP SP/LP
STILL/PAUSE/FRAME ADVANCE NOISELESS REDUCED NOISE NOISELESS
HQ SYSTEM WC,DE,YNR WC,DE WC,DE,YNR
STEREO DECODER USED NOT USED
The following table indicate different parts number between models HR-J670MS, HR-J270MS and HR-J470MS.
!
REF. MODEL
HR-J670MS HR-J270MS HR-J470MS
NO. ITEM
!
501 FRONT PANEL ASSY LP10289-011C LP10289-030C LP10289-031C
501A CASETTE DOOR LP20868-002A LP20868-010A
501C DISPLAY WINDOW LP20869-011B LP20869-037B LP20869-038B
505 DRUM SUB ASSY LP20617-007A LP20617-009A LP20617-010A
505A UPPER DRUM ASSY LP20616-004A LP20084-005A LP20084-001A
505H LOWER DRUM ASSY LP20615-002A LP20615-005A LP20615-004A
CABINET AND CHASSIS ASSEMBLY <M2>
!
REF. MODEL
HR-J670MS HR-J270MS HR-J470MS
NO. ITEM
PW1 MAIN BOARD ASSY LPA10086-10C1 LPA10086-14D1 LPA10086-13D1
MAIN BOARD ASSEMBLY <03>
!
REF. MODEL
HR-J670MS HR-J270MS HR-J470MS
NO. ITEM
PW1 MINI OPE BOARD ASSY LPA10086-02D2 LPA10086-02C2
MINI OPE BOARD ASSEMBLY <28>
!
REF. MODEL
HR-J670MS HR-J270MS HR-J470MS
NO. ITEM
PW1 DEMOD BOARD ASSY LPA10094-01C — —
DEMOD BOARD ASSEMBLY <14>
!
REF. MODEL
HR-J670MS HR-J270MS HR-J470MS
NO. ITEM
PW3 R.PAUSE BOARD ASSY LPA10086-01D3 LPA10086-01C3
R.PAUSE BOARD ASSEMBLY <91>