Yamaha RX-V320 Service Manual

Contents

29RX-V320No. Name I/O Function1 VDD1 +5V power supply2 RAMCEN O RAM chip enable output terminal (normally unconnected)3 RAMA16 O RAM address output terminal 16, connected to external 1M SRAM address4 RAMA15 O RAM address output terminal 15, connected to external 1M SRAM address5 SDIB0 I Serial data input B terminal 0 (normally connected to ground)6 SDIB1 I Serial data input B terminal 1 (normally connected to ground)7 SDIB2 I Serial data input B terminal 2 (normally connected to ground)8 XI IICrystal oscillator connection or external clock input terminal, connected to external DIR2 external clock output9 XO O Crystal oscillator connection (normally unconnected)10 VSS Ground11 AVDD +3V power supply12 SDIB3 Serial data input B terminal 3 (normally unconnected)13 TEST Test terminal (normally unconnected)14 TEST Test terminal (normally unconnected)15 OVFB OOOOOverflow detect terminal (normally unconnected)16 DTSDATA DTS data detect terminal (normally unconnected)17 AC3DATA AC-3 data detect terminal (normally unconnected)18 SDOB3 Serial data output B terminal 3 (normally unconnected)19 CPO O PLL output terminal (connected to AVSS through external analog filter)20 AVSS Ground21 VDD +3V power supply22 SDOA2 O Serial data output A terminal 2 (normally unconnected)23 SDOA1 O Serial data output A terminal 1 (normally unconnected)24 SDOA0 O Serial data output A terminal 0 (normally unconnected)25 RAMA14 O RAM address terminal 14 output terminal, connected to external 1M SRAM address26 RAMA13 O RAM address terminal 13 output terminal, connected to external 1M SRAM address27 RAMA12 O RAM address terminal 12 output terminal, connected to external 1M SRAM address28 RAMA11 O RAM address terminal 11 output terminal, connected to external 1M SRAM address29 RAMA10 O RAM address terminal 10 output terminal, connected to external 1M SRAM address30 VSS Ground31 VDD1 +5V power supply32 OPORT0 O Output expansion port terminal 0, digital input selector A output33 OPORT1 O Output expansion port terminal 1, digital input selector B output (DIB*)34 OPORT2 O Output expansion port terminal 2, connected to external CODEC initial clear input35 OPORT3 O Output expansion port terminal 3, connected to external DIR2 compulsive analog performance mode input36 OPORT4 O Output expansion port terminal 4, connected to external DIR2 initial clear input37 OPORT5 O Output expansion port terminal 5 (normally unconnected)38 OPORT6 O Output expansion port terminal 6 (normally unconnected)39 OPORT7 O Output expansion port terminal 7 (normally unconnected)40 VSS Ground41 VDD2 +3V power supply42 RAMA9 O RAM address output terminal 9 , connected to external 1M SRAM address43 RAMA8 O RAM address output terminal 8 , connected to external 1M SRAM address44 RAMA7 O RAM address output terminal 7 , connected to external 1M SRAM address45 SDOB2 O Serial data output B terminal 2, connected to external CODEC PCM audio data output46 SDOB1 O Serial data output B terminal 1, connected to external CODEC PCM audio data output47 SDOB0 O Serial data output B terminal 0, connected to external CODEC PCM audio data output48 SDBCK1 I Serial data bit clock input terminal 1, connected to external DIR2 64fs bit clock output49 SDWCK1 I Serial data word clock input terminal 1, connected to external DIR2 1fs word clock output50 VSS GroundIC4 : YSS918D-F (AC3D2av)DSP + AC-3(Dolby Digital)/ Pro Logic/ DTS Digital Surround Decoder* Digital inputSelector Control(H=High, L=Low)Digital Input DIB(Pin33)DVD/LD LSAT/D-TV Hwww . xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com