JVC KD-AVX1 service manual Safety precaution

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Safety precaution

! Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system.

! Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.

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Contents KD-AVX1 For Northern America version SpecificationPAL For Europe versionAudio Amplifier Section For Asia & Australia versionSection Precautions Preventing static electricity Grounding to prevent damage by static electricityHandling the traverse unit optical pickup Important for laser products Reproduction and Position of LabelsSection Specific Service Instructions Main body section Removing the panel assembly See Removing the side heat sink See ReferenceSide heat sink Remove the panel assembly and side heat sink Removing the top chassis assembly See Figs.3 toRemoving the DVD mechanism assembly See Figs.8 Removing the front chassis assembly SeeRemoving the main sub board See Removing the loading unit assembly SeeRemoving the front bracket assembly See CN962 Front bracket assemblyDetach lever Connector cover Removing the connector board See Figs.13 toRemoving the main board See Figs.16 Removing the panel switch board See Removing the rear bracket SeeRear heat sink Rear bracket Removing the switch board See Figs.20 Removing the panel board See Figs.20CN582 Short-circuit points Removing the mechanism section See to Removing the top cover SeeReattaching the clamper unit See to Removing the clamper unit See toClamper unit Clamper spring Notch 20 No.MA165 Removing the front unit See to Removing the loading arm assembly See Removing the rod LR/roller assembly See Removing the DVD pickup assembly See to Removing the spindle motor See Removing the feed motor assembly SeeTest instruments required for adjustment Connection procedureConnection method Standard measuring conditions Adjustment procedure Adjustment method for jitterD8CA Jitter value conversion tableService mode Standard input/output conditions Service mode setting procedureOperation procedures Service Mode Ntsc Running Mode Service MODE4 RDS S Mode Monitor S Mode DVD check modeError code tables Mechanism error codeWriting method for micon ROM correction Running modeUpdate method of firm ware Power on Insert the disc which a farm was written in atChroma Monitor adjustment16 PIN Cord Diagram for E version Section TroubleshootingNo.MA1651-39 16 PIN Cord Diagram for A, J, U, UN, UT versionVPT Parts List Exploded view of general assembly and parts list 133 131 132 General Assembly Panel Assy DVD mechanism assembly and parts list DVD mechanism Thrust Spring QYSPSFT2040ZA TAP Screw Electrical parts list QERF1HM-225Z Capacitor QERF1HM-104Z Capacitor Part Name Description Local R231 NRSA63J-104X NRSA63J-2R2X MG Resistor Panel board NDC31HJ-2R0X Capacitor 16W J R601 NRSA63J-121X Connector board NEAF0GM-227X Capacitor SW4 Packing materials and accessories parts list Packing and Accessories Schematic Diagrams Safety precaution M O Block diagram Version Main amplifier section Standard schematic diagramsSheet GDC-R Panel-A sectionS456 MA2SV03-X Panel-B sectionSheet Sheet Connecting sectionSheet Tubuyaki DVD servo control sectionTo CN965 Sheet Main board Printed circuit boardsReverse side Panel board CN521 R483 C475 R482 C474 R481 R480 C470 C485 L472 IC585 Connector board M O Front end board IC301 No.MA165SCH