JVC KD-AVX1 service manual DVD check mode, Service MODE4 RDS S Mode Monitor S Mode

Page 33

4. Service mode 4

Keep this state more than 2 seconds while continuing pressing the [DISP] button, [BACK] button and [EJECT] button sequentially.

Screen indication

SERVICE MODE4

RDS S MODE

MONITOR S MODE

Exchanging it operate a menu of a service mode with the [UP] button and [DOWN] button. Operate choice of a menu with a [OK] button.

RDS S MODE

 

VER=V

PTY=

SPI=

SM =

PI =

SQ =

TP =

TA =

MS =

PI =

RDS service mode Only RDS model

MONITOR S MODE

R/W CHROMA 1

R/W CHROMA 2

DATA CLEAR

4.6.4 DVD check mode

See "Monitor adjustment" for details.

CHROMA DATA read/write of NTSC/PAL signal processing IC CHROMA DATA read/write of TFT driver IC

Clear of CHROMA DATA of 1,2 (return to an initial value)

DVD CHECK MODE

NORMAL PLAY

EF OUT-TRACKING OFF EF IN-TRACKING OFF CD-LASER ON DVD-LASER ON DVDx1 JITTER MODE

DVD CHECK MODE EEPROM DATA DISP EEPROM DATA CLEAR TEMPERATURE SEARCH & JITTER MONITOR

PLAY

DVD CHECK MODE STOP

OPEN

CLOSE

Exchanging it operate a menu of a service mode with the [UP] button and [DOWN] button. Operate choice of a menu with a [OK] button.

Command

Mechanism unit operation

Indication contents

 

 

 

NORMAL PLAY

Start at normal speed

Laser current value, jitter value

 

(After start, jitter is measured by an inner position.)

 

EF OUT-TRACKING OFF

Tracking off the outermost position of CD

For EF phase error

EF IN-TRACKING OFF

Tracking off the innermost position of CD

For EF phase error

CD-LASER ON

CD_LD lights and laser current is displayed.

Laser current value, jitter value

DVD-LASER ON

DVD_LD lights and laser current is displayed.

Laser current value, jitter value

DVDx1 JITTER MODE

DVD x1 jitter measuring mode

Laser current value, jitter value

 

(for use in mechanism adjustment)

 

EEPROM DATA DISP

Contents of EEPROM is displayed.

EEPROM address

 

 

EEPROM contents

EEPROM DATA CLEAR

Contents of EEPROM is initialized.

EEPROM address

 

 

EEPROM contents

TEMPERATURE

Temperature indication

Temperature is displayed in hex

 

 

numbers.

SEARCH & JITTER

The search and jitter measurement to an appointed

Position measured with VT-501

 

position of DVD.

Jitter value

MONITOR

Monitor terminal setting

 

PLAY

DVDx1 speed start

Not displayed.

 

(After start, jitter is measured by an inner position.)

 

STOP

Disc stopped, LD-OFF

Not displayed.

OPEN

OPEN

Not displayed.

CLOSE

CLOSE

Not displayed.

(No.MA165)1-33

Image 33
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 front bracket assembly See Removing the loading unit assembly SeeCN962 Front bracket assembly Removing the main sub board SeeDetach 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