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JVC GRAX777UM
Service Manual


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  • Contains Circuit Diagrams
  • Download
  • PDF Format
  • Complete manual
  • Language: English
Price: $4.99

Description of JVC GRAX777UM Service Manual

Complete service manual in digital format (PDF File). Service manuals usually contains circuit diagrams, printed circuit boards, repair tips, wiring diagrams, block diagrams and parts list. Service Manual ( sometimes called Repair Manual ) is used mainly by technicians.

If You just want to know how to use Your tv, video, mp3 player etc. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address.

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Text excerpt from page 2 (click to view)
TABLE OF CONTENTS
DIFFERENT TABLE ..................................................................................................................................................... 1 to 4 4. CHARTS AND DIAGRAM 4.1 LCD CTL SCHEMATIC DIAGRAM ........................................................................................................................ 4-1 4.2 C-VF BL SENSOR SCHEMATIC DIAGRAM .......................................................................................................... 4-3 4.3 MAIN CIRCUIT BOARD ........................................................................................................................................ 4-5 4.4 C-VF CIRCUIT BOARD ....................................................................................................................................... 4-11 5. PARTS LIST 5.1 PACKING AND ACCESSORY ASSEMBLY <M1> ................................................................................................. 5-1 5.2 ELECTRONIC VIEWFINDER ASSEMBLY <M4> ................................................................................................... 5-3
The following table indicate main different points between models GR-AX760U,GR-AX777UM and GR-SX877UM.

ITEM

MODEL

GR-AX760U
B/W NOT USED NOT USED MOLD BLACK 400 X NOT USED 50 X/400 X/OFF NOT USED NOT USED NOT USED

GR-AX777UM

GR-SX877UM
COLOR USED USED SILVER

VIEW FINDER VIDEO LIGHT IR RECEVER BODY COLOR TOTAL ZOOM RATIO LIGHT SW DIGITAL ZOOM S-VHS ON/OFF S OUT PUT REMOTE CONTROL UNIT(RM-V715U) Note: Mark is same as left.

600 X USED 50 X/600 X/OFF USED USED USED

The following table indicate different parts number between models GR-AX760U,GR-AX777UM and GR-SX877UM. PACKING AND ACCESSORY ASSEMBLY <M1>

! REF NO.
1 !5
!

ITEM
PACKING CASE IB(EN) IB(SP) REGIST.CARD REMOTE CONTROLLER BATTERY,X2,AAA(R03)

MODEL

GR-AX760U
LY32179-001A LYT0689-001B BT-51020-2
�� ��

GR-AX777UM
LY32054-0A4A LYT0731-001A LYT0731-002A
��

GR-SX877UM
LY32054-0A6A

7 16 18

LY42129-001A USED

FINAL ASSEMBLY <M2>

! REF NO.
! 101

ITEM

MODEL

GR-AX760U
LY20684-001B LY20683-002B
��

GR-AX777UM
LY20683-006B LY30934-017A

GR-SX877UM
LY20684-003B LY20683-018A LY32040-001A
��

LOWER CASE ASSY 104 FRONT COVER ASSY 104E DC LIGHT COVER(LIGHT) 104F SPACER(A) ! 104H CAUTION LABEL 104J STICKER(A) 105 CASS.COVER(S) ASSY 105D WINDOW(S) 105E STICKER(B) 106 UPPER CASE(S) 109 TOP OPE UNIT 130 FRAME ASSY 130E CONTACT(LIGHT) 130F E-SI C WIRE C-F Note: Mark �� is not used. Mark

LY30934-015A
�� ��

LY32058-001A LY20680-002A LY32023-002A LY32059-001A LY10272-007A LY20614-004B LY20678-002A
�� ��

LY10272-011A

LY30029-0B4A YQ44341-6 LY32058-002A LY20680-009A LY32023-003A LY32059-002A LY10272-012A LY20614-001B LY20678-001A YQ43810-1-1 WJM0167-001A

is same as left.

1

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