Harman-Kardon-AVR-355-Schematic电路图 维修手册.pdf

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1、08.02.25 ? S.H.Yang ? G.S.Wey ? AVR254/255/354/355 ? W.Y.Yang ? 1 ? A ? B ? C ? D ? 1 ? 2 ? 3 ? 4 ? 5 ? 6 ? D ? C ? B ? A ? REVISION ? 1 ? 2 ? 3 ? 4 ? 5 ? 6 ? 7 ? MODEL ? DESIGN ? CHECK ? APPROVE ? DRAWING NO ? 1 ? 1 ? 1 ? SHEET ? SCHEMATIC DIAGRAM ? 24.576MHz ? TONE ? + ? - ? - ? + ? TONE ? ATT ? R

2、T ? LT ? XM IN ? ANALOG FRONT IN ? ANALOG 2 OUT ? iPod IN ? ANALOG 2 IN ? ANALOG 3 IN ? ANALOG 4 OUT ? ANALOG 4 IN ? ANALOG 5 IN ? MULTI_OUT ? CEN/SUB ? SBL/R ? SL/R ? FL/R ? +6dB ? COMPO ? INPUT1 ? INPUT2 ? COMPO ? Y ? Cb ? Cr ? Y ? Cb ? Cr ? HDMI_SPDIF ? HDMI_OUT ? HDMI_IN3 ? HDMI_IN1 ? SII9134 ?

3、SII9185 ? XM_MCK ? XM_BICK ? XM_LRCK ? XM_DAT ? 2CH DAC ? AK4384 ? D- ? D+ ? XM_R ? XM_L ? XM_DT ? MODULE ? XM_RADIO ? REMOTE IN ? REMOTE OUT ? TUNER ? MODULE ? TUNER CONT ? TUNER L/R ? TO FUNCTION SEL ? 16BIT u-COM ? POWER DOWN ? STANDBY ? REMOTE ENC ? VR ENC ? KEY ? VFD CONTROL ? CARR. OUT ? REMOT

4、E IN ? DIR CONT ? DSP CONT ? FUNC. SW CONT ? VOL CONT ? MUTE CONT ? PH DET ? TUNER CONT ? RST IC ? POWER AMP CONT ? ZONE2 IN ? CARR. OUT ? COAX OUT ? OPT.2 ? OPT.3 ? COAX.1 ? RLRCK ? RBCK ? RDATA ? RMCK ? CMPREQ ? CMPCLK ? CMPDAT ? CLKIN ? DO ? DIR CONT ? DIN ? XIN ? XOUT ? DOUT ? ADUTA1+ ? ADUTA1-

5、? ADUTB1+ ? ADUTB1- ? ADUTA2+ ? ADUTA2- ? ADUTB2+ ? ADUTB2- ? ADUTA3+ ? ADUTA3- ? ADUTB3+ ? ADUTB3- ? ADUTB4- ? ADUTB4+ ? A/D, D/A CONVERTER WITH DIR ? CS42528 ? MCLK ? ADDRESS C o n n e c t t o C N66( S L) , C N61( C EN) , C N64( S R ) , C N63( FL) , C N65( S BL NO. 1 2 3 S u r r o u n d Le f t S u

6、 r r o u n d R i g h t 4 5 C h a n n e l Fr o n t Le f t Fr o n t R i g h t C e n t e r A d j u s t f o rA d j u s t me n t 2 5. 9 2 mV ( 5%) C N65 C N64 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) C N63 C N62 C N61 C N66 C N67 6S u r r o u n d Ba c k Le f t2 5. 9 2 mV (

7、5%) 2 5. 9 2 mV ( 5%) S u r r o u n d Ba c k R i g h t7 A MP L I F I E R S E C T I O N B I A S A D J U S T ME N T M e a s u r e me n t c o n d i t i o n . No i n p u t s i g n a l o r v o l u me p o s i t i o n i s mi n i mu m. S t a n d a r d v a l u e . I d e a l c u r r e n t = 48 mA ( 5%) . I d

8、e a l DC Vo l t a g e = 2 5. 9 2 mV ( 5%) DC VOLTM ETER ; C o n n e c t t o C N66( S L) , C N61( C EN) , C N64( S R ) , C N63( FL) , C N65( S BL NO. 1 2 3 S u r r o u n d Le f t S u r r o u n d R i g h t 4 5 C h a n n e l Fr o n t Le f t Fr o n t R i g h t C e n t e r A d j u s t f o rA d j u s t me

9、 n t 2 5. 9 2 mV ( 5%) C N65 C N64 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) C N63 C N62 C N61 C N66 C N67 6S u r r o u n d Ba c k Le f t2 5. 9 2 mV ( 5%) 2 5. 9 2 mV ( 5%) S u r r o u n d Ba c k R i g h t7 CC N 66N 66CC N 61N 61C N 64C N 64CC N 63N 63CC N 65N 65CC N 67

10、N 67CC N 62N 62 + +- - D C E V M CUP12026* (MAIN PCB) (AVR254,255,354,355),CN62(FR),CN67(SBR) VR81 VR82 VR83 VR84 VR85 VR87VR86 harman/kardonAVR 355/230 Service Manual Page 111 of 125 RadioFans.CN 收音机爱 好者资料库 harman/kardonAVR 355/230 Service Manual Page 112 of 125 harman/kardonAVR 355/230 Service Man

11、ual Page 113 of 125 harman/kardonAVR 355/230 Service Manual Page 114 of 125 harman/kardonAVR 355/230 Service Manual Page 115 of 125 harman/kardonAVR 355/230 Service Manual Page 116 of 125 A V R 3 5 5 i n p u t _ 0 2 0 8 . s c h - 1 - F r i F e b 0 8 1 5 : 5 4 : 2 6 2 0 0 8 harman/kardonAVR 355/230 S

12、ervice Manual Page 117 of 125 A V R 3 5 5 i n p u t _ 0 2 0 8 . s c h - 2 - F r i F e b 0 8 1 5 : 5 4 : 5 2 2 0 0 8 harman/kardonAVR 355/230 Service Manual Page 118 of 125 A V R 3 5 5 i n p u t _ 0 2 0 8 . s c h - 3 - F r i F e b 0 8 1 5 : 5 5 : 2 9 2 0 0 8 harman/kardonAVR 355/230 Service Manual Pa

13、ge 119 of 125 080121 AVR355 VIDEO sample.sch-1 - Sat Feb 02 16:43:21 2008 harman/kardonAVR 355/230 Service Manual Page 120 of 125 080121 AVR355 VIDEO sample.sch-2 - Sat Feb 02 16:43:48 2008 harman/kardonAVR 355/230 Service Manual Page 121 of 125 harman/kardon AVR 355/230 Service Manual Page 122 of 125 harman/kardonAVR 355/230 Service Manual Page 123 of 125 harman/kardonAVR 355/230 Service Manual Page 124 of 125 080119 AVR255_355 FRONT_LPP.sch-1 - Sat Feb 02 16:52:21 2008 harman/kardonAVR 355/230 Service Manual Page 125 of 125