JBL-GSUB10-sub-sm 维修电路原理图.pdf

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1、Reformatted for PDF 3/99RadioFans.CN 收音机爱 好者资料库Powered SubwooferGSUB101RadioFans.CN 收音机爱 好者资料库Powered SubwooferGSUB10Powered SubwooferGSUB10Powered SubwooferGSUB104Powered SubwooferGSUB105Powered SubwooferGSUB107Powered SubwooferGSUB10Powered SubwooferGSUB109Input & ControlPCB AssemblyPower Supply &

2、 PowerAmp PCB AssemblyEEDDCCBBAA77665544332211PRINTED CIRCUIT BOARDSPowered SubwooferGSUB1010EEDDCCBBAA77665544332211PRINTED CIRCUIT BOARDerm n l AssemblyPowered SubwooferGSUB1011Powered SubwooferGSUB10GSUB10 SCHEMATIC DIAGRAMSIGNALPATHSIGNAL PATHNOTE: REDRIVE VOLTAGES ARE SHOWNWITH NO LOAD AND NO S

3、IGNAL0V0V0V0V0V0V+15V-15v0V0V0V0V0V0V-15V+15V0V0V0V0V0V-15V0V+15V0V0V0V+15V-15V-15V+0.5V+0.3V0V0V0V0V+39.6V+39V+2.7V+42.2V+42.8V+1.2V+1.2V+42.9V43.0V+0.6V+0.6V-0.6V-0.6V-0.6V+0.005V-0.005V-1.2V-1.2V-1.2V0V+0.6V+42.2V-42.2V-42.2V-42.2V-42.8V-42.9V-42.2V0V-42.8V-43V0V0V0V+43V+43V+43V0V0V0V0V +0.7V+2V+

4、2V+3.4V0V0V0V0V0V+14V+15V-2V+15V-4V+7.5V+15V-15V-13.5V+6.5V+6.5V+6.5V+0.3V+0.3V0V0V0V+39V0VREDGRNHGFFGHEDCBAABCDEJILMKOOPPLMIJK112SIGNALPATHSIGNAL PATHNOTE: REDRIVE VOLTAGES ARE SHOWNWITH NO LOAD AND NO SIGNAL0V0V0V0V0V0V+15V-15v0V0V0V0V0V0V-15V+15V0V0V0V0V0V-15V0V+15V0V0V0V+15V-15V-15V+0.5V+0.3V0V0

5、V0V0V+39.6V+39V+2.7V+42.2V+42.8V+1.2V+1.2V+42.9V43.0V+0.6V+0.6V-0.6V-0.6V-0.6V+0.005V-0.005V-1.2V-1.2V-1.2V0V+0.6V+42.2V-42.2V-42.2V-42.2V-42.8V-42.9V-42.2V0V-42.8V-43V0V0V0V+43V+43V+43V0V0V0V0V +0.7V+2V+2V+3.4V0V0V0V0V0V+14V+15V-2V+15V-4V+7.5V+15V-15V-13.5V+6.5V+6.5V+6.5V+0.3V+0.3V0V0V0V+39V0VREDGRNGSUB10 SCHEMATIC DIAGRAMPowered SubwooferGSUB1012HGFFGHEDCBAABCDEJILMKOOPPLMIJK1