Denon DVD-3930 Service Manual

Also see for DVD-3930: Specification Operating instructions Service manual

Contents

40DVD-3930/3930CIELECTRICAL ADJUSTMENT FOR VIDEO1. SETTING(1) Connect the monitor TV to the video output terminal.(2) Connect the oscilloscope to the Y-signal and C-signal ofS-VIDEO output terminal and each terminate at 75Ohms.(3) Connect the oscilloscope to the Y-signal, P B -signal andPR -signal of Component video output terminal and eachterminate at 75 Ohms.Use the 75 Ohms resistance must be 1%(4) DVD test disc : DVDT-S012. BEFORE ADJUSTMENT2.1. Setting the Oscilloscope as below.(1) PB /PR(a) TIME/DIV : 20μS(b) VOLT/DIV : 100mV(Use the probe : x10 )(2) Y/C(a) TIME/DIV : 20μS(b) VOLT/DIV : 50mV(Use the probe : x10 )Power on. Power SupplyU.S.A. & Canada : 120VEurope & Asia : 230VJapan : 100V2.2. Preparation(1) Power on.(2) Check the Component output signal is progressive.(“PROGRESSIVE” is shown on the FL display)(3) Check the HDMI output is off.(“HDMI” is not shown on the FL display)(4) Push [OPEN/CLOSE] button, then open the Disc Tray.(5) Set DVD test disc (DVDT-S01) on the Disc Tray, andthen push [CLOSE] button.(6) FL display appear “STOP”, push [PLAY] button to play-back DVD.(7) Push the [DISPLAY] button of remote control unit andthen appear the ON-Screen Display (GUI) on the monitorTV.(8) Push the [+10] and [2] button, select title 12 of DVD.(9) Push the [ENTER] button, playback title 12. (color bar75%)(1) PB /PR(a) TIME/DIV : 20 S(b) VOLT/DIV : 100mV(2) Y/C(a) TIME/DIV : 20 S(b) VOLT/DIV : 50mV-