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Pioneer RS-A9/EW Service Manual

Pioneer optical digital reference system digital integrated amplifier service manual
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OPTICAL DIGITAL REFERENCE SYSTEM DIGITAL INTEGRATED AMPLIFIER
RS-A9
For details, refer to "Important symbols for good services".
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2004
/EW
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
RS-A9/EW
K-ZZU.APR. 2004 printed in Japan
ORDER NO.
CRT3232
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Summary of Contents for Pioneer RS-A9/EW

  • Page 1 PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936...

  • Page 2: Safety Information

    By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. RS-A9/EW...

  • Page 3: Table Of Contents

    6. ADJUSTMENT ...102 6.1 AMP UNIT ADJUSTMENT ...102 6.2 DSP UNIT ADJUSTMENT...105 7. GENERAL INFORMATION ...109 7.1 DIAGNOSIS...109 7.1.1 DISASSEMBLY...109 7.1.2 PCB LOCATIONS ...111 7.1.3 CONNECTOR FUNCTION DESCRIPTION ...112 7.2 IC ...113 7.3 OPERATIONAL FLOW CHART ...124 8. OPERATIONS ...125 RS-A9/EW...

  • Page 4: Specifications

    S/N ratio...105dB (IHF-A) Separation...80dB (100Hz—10kHz, 20k LPF) Slew rate...100V/µsec Dumping factor...150 Impedance...4 (2—8 ) Note: • Specifications and the design are subject to possi- ble modification without notice due to improve- ments. RS-A9/EW (20—20kHz, 0.02/0.02% (4 )) 75Wx4 (20—20kHz, 0.02% (2 ))
  • Page 5 RS-A9/EW...

  • Page 6: Exploded Views And Parts List

    • Screw adjacent to mark on the product are used for disassembly. " • For the applying amount of lobricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) 2.1 PACKING 10-6 RS-A9/EW...
  • Page 7 Sub Carton CHP2758 18-1 Owner's Manual CHP2759 18-2 Owner's Manual CRB1953 18-3 Owner's Manual 18-4 Owner's Manual CRB1954 CRB1957 18-5 Polyethylene Bag CRY1157 E36-634 Language RS-A9/EW Description Part No. E36-613 CTX1060 CNV-754 CDE4167 CNV1443 CDE6690 CHG5236 CRB1955 CRB1956 CRB1958 CRB1959...

  • Page 8: Exterior

    2.2 EXTERIOR 90 90 18 19 RS-A9/EW 41 42 41...
  • Page 9 PPZ20P060FZK Connector(CN3201,4951) PPZ30P080FZK CDE7133 Holder CDE7134 Screw CDE7135 Badge Base Assy Heat Sink Assy CDE7136 Screw CNB3017 CND1384 Panel CND2258 Shield RS-A9/EW Description Part No. CND1945 CNM8710 CNM8711 CNV-754 CWM9586 CAA2762 CDE7137 CEF1033 CKS2104 CKS2195 CKS2197 CKS2200 CKS2204 CKS2601 CKS3133...

  • Page 10: Block Diagram And Schematic Diagram

    IC 701 HA12240FP DINI ROUT IPPW STBY AMUTE Q973 Q974 Q982 Q971 ASENS BSENS ASENS BSENS BMUTE RS-A9/EW DSP UNIT DIRRST CN2101 IC 2001 DIR1703E BCK0 LRCK0 SCK0 DIT MCK 5, 9, 12 IC 3007 X2001 TC74VHCT125AFT 11.2896MHz 6, 8, 11...
  • Page 11 TC74LCX541FT nCONFIG A-5V D/D CON IC 851 T852 AN8011S Q854 OUT1 Q852 ON/OFF T851 Q853 OUT2 Q851 RS-A9/EW SRC Ach IC 2201 SM5849BF 2, 5, 7 BCKI DOUT BCKO 2, 5, 7 LRCI LRCKO OCLK 5, 7 ICLK RSIN PLDBCK...
  • Page 12 Q3001 Q3003 Q3005 IC 3004 NJM431U 3.3V M5V1 Q911 VDD5 Q912 DLMN Q972 MUTE2 Q941 MUTE1 Q932 DSPPOW Q931 RS-A9/EW VOLUME CN101 IC 101 IC 102 AD7564BRS LT1358CS8 -INA IOUT1D VREFD -INB IOUT1C MUTE VREFA IC 104 LT1358CS8 -INA IOUT1B...

  • Page 13: Amp Unit

    Rch POWER AMP Q1102-Q1121 CN901 CN1904 SYS+B AUDIO ERR Q1901 IC 1902 UPC494C Q1911 Q1902 Q1904 Q1905 Q1903 RESET H/HM/HL SYSTEM RESET RS-A9/EW RY1201 CN1205 CN1203 CN1206 CN1204 CN1104 RY1101 CN1106 CN1105 CN1103 Q1910 SYS+B Q1907 Q1909 Q1908 IC 1901 PA2027A MUTE...

  • Page 14: Amp Unit(Guide Page)

    Large size SCH diagram Guide page Detailed page Analog input : 41.4dBs Analog input : 41.4dBs Digital input : 39.4dBs Digital input : 39.4dBs RS-A9/EW Analog input : 16dBs Analog input : 16dBs Digital input : 14dBs Digital input : 14dBs...
  • Page 15 Therefore, when replacing, be sure to use parts of identical designation. AMP UNIT Decimal points for resistor and capacitor fixed values are expressed as : 0.022 R022 RS-A9/EW CEK1139 > FU1902 > CEK1139 > FU1903...
  • Page 16 CONTROL CN201 RS-A9/EW...
  • Page 17 CN901 RS-A9/EW...
  • Page 18 R15/100 R15/100 R15/100 R15/100 CONTROL RS-A9/EW...
  • Page 19 CN901 R15/100 R15/100 R15/100 RS-A9/EW R15/100...

  • Page 20: Dsp Unit(Dac)(Guide Page)

    3.3 DSP UNIT(DAC)(GUIDE PAGE) CN308 CN601 RS-A9/EW...
  • Page 21 CN801 Power supply DSP UNIT(DAC) DAC & I/V converter : H DAC opposition DAC & I/V converter : H DAC opposition RS-A9/EW 19.1dBs 19.1dBs 18.5dBs 18.5dBs...
  • Page 22 RS-A9/EW...
  • Page 23 RS-A9/EW...
  • Page 24 RS-A9/EW CN101...
  • Page 25 RS-A9/EW...

  • Page 26: Dsp Unit(Dsp)(Guide Page)

    3.4 DSP UNIT(DSP)(GUIDE PAGE) RS-A9/EW...
  • Page 27 DSP0 LOGIC DSP1 LOGIC DSP UNIT(DSP) For JTAG jig RS-A9/EW DSP2 LOGIC...
  • Page 28 RS-A9/EW...
  • Page 29 RS-A9/EW...
  • Page 30 RS-A9/EW...
  • Page 31 RS-A9/EW...

  • Page 32: Control Unit(Guide Page)

    3.5 CONTROL UNIT(GUIDE PAGE) USB PCB IPIN PCB IPOUT Ach PCB C E F G H I J K RS-A9/EW CN2281 CN3201 DSP UNIT CN2101 CN2401...
  • Page 33 CONTROL PCB SWITCH PCB USB PCB IPIN PCB Ach PCB IPOUT PCB SW PCB LOW PCB MID PCB RS-A9/EW CONTROL PCB Analog input : 16.8dBs Analog input : 16.8dBs Digital input : 14.8dBs Digital input : 14.8dBs CN1102 UNIT CN1904...
  • Page 34 E F H RS-A9/EW...
  • Page 35 RS-A9/EW G H I J K...
  • Page 36 RS-A9/EW...
  • Page 37 RS-A9/EW...

  • Page 38: Switch Pcb

    3.6 SWITCH PCB SWITCH PCB CN602 Right 40 rotation Right 80 rotation RS-A9/EW CONTROL UNIT Consists of CONTROL PCB SWITCH PCB USB PCB IPIN PCB Ach PCB IPOUT PCB SW PCB LOW PCB MID PCB...
  • Page 39 RS-A9/EW...

  • Page 40: Pcb Connection Diagram

    1.The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic dia- gram. 2.Viewpoint of PCB diagrams Capacitor Connector SIDE A SIDE B P.C.Board Chip Part FU1903 FU1902 RS-A9/EW...
  • Page 41 RS-A9/EW SIDE A CN901 CN201...
  • Page 42 RS-A9/EW...
  • Page 43 RS-A9/EW...
  • Page 44 RS-A9/EW...
  • Page 45 RS-A9/EW...
  • Page 46 AMP UNIT RS-A9/EW...
  • Page 47 RS-A9/EW SIDE B...
  • Page 48 RS-A9/EW...
  • Page 49 RS-A9/EW...
  • Page 50 RS-A9/EW...
  • Page 51 RS-A9/EW...

  • Page 52: Dsp Unit(Guide Page)

    4.2 DSP UNIT(GUIDE PAGE) DSP UNIT CN308 CN601 RS-A9/EW...
  • Page 53 CN101 IC,Q CN801 RS-A9/EW SIDE A...
  • Page 54 RS-A9/EW...
  • Page 55 RS-A9/EW...
  • Page 56 RS-A9/EW...
  • Page 57 RS-A9/EW...
  • Page 58 DSP UNIT IC,Q RS-A9/EW...
  • Page 59 RS-A9/EW SIDE B...
  • Page 60 RS-A9/EW...
  • Page 61 RS-A9/EW...
  • Page 62 RS-A9/EW...
  • Page 63 RS-A9/EW...

  • Page 64: Control Pcb(Guide Page)

    4.3 CONTROL PCB(GUIDE PAGE) CONTROL PCB CN507 CN3201 CN401 CN2101 RS-A9/EW CN509 CN1904 CN513 CN110...
  • Page 65 N513 CN511 CN501 CN1102 CN503 CN505 CN2401 CN2281 RS-A9/EW SIDE A IC,Q...
  • Page 66 RS-A9/EW...
  • Page 67 RS-A9/EW...
  • Page 68 RS-A9/EW...
  • Page 69 RS-A9/EW...
  • Page 70 CONTROL PCB IC,Q RS-A9/EW...
  • Page 71 RS-A9/EW SIDE B...
  • Page 72 RS-A9/EW...
  • Page 73 RS-A9/EW...
  • Page 74 RS-A9/EW...
  • Page 75 RS-A9/EW...

  • Page 76: Switch Pcb

    4.4 SWITCH PCB SWITCH PCB SWITCH PCB SYSTEM RESET H/HM/HL RESET CN602 RS-A9/EW SIDE A IC,Q SIDE B...

  • Page 77: Usb Pcb And Ipin Pcb

    4.5 USB PCB AND IPIN PCB USB PCB IPIN PCB IP-BUS IN USB PCB SIDE A CN651 IPIN PCB SIDE A CN701 RS-A9/EW SIDE B SIDE B...

  • Page 78: Ach Pcb And Ipout Pcb

    4.6 Ach PCB AND IPOUT PCB Ach PCB Ach OPT IN1 IPOUT PCB IP-BUS OUT Ach PCB SIDE A CN304 SIDE A IPOUT PCB CN702 RS-A9/EW SIDE B SIDE B...

  • Page 79: Sw Pcb And Low Pcb

    4.7 SW PCB AND LOW PCB SW PCB SW OPT-OUT LOW PCB LOW OPT-OUT SW PCB SIDE A CN301 SIDE A LOW PCB CN302 RS-A9/EW SIDE B SIDE B...

  • Page 80: Mid Pcb

    4.8 MID PCB MID PCB MID OPT-OUT MID PCB SIDE A CN303 RS-A9/EW SIDE B...

  • Page 81: Electrical Parts List

    Q 1416 Q 1417 Q 1418 Q 1419 Q 1420 Q 1421 Q 1501 Q 1502 Q 1503 Q 1504 Q 1505 Q 1506 Q 1507 RS-A9/EW Part No. Transistor 2SA1860 Transistor 2SD1768S Transistor 2SA1048 Transistor 2SC2458 Transistor 2SA992 Transistor...
  • Page 82 CTH1316 CTH1316 R 1201 CTH1283 R 1203 CTH1144 R 1204 R 1205 CTH1144 R 1206 CTT1121 CTT1121 R 1207 CSR1028 RS-A9/EW Part No. Relay CSR1028 Thermistor CCX1035 Thermistor CCX1035 Thermistor CCX1013 Thermistor CCX1013 Semi-fixed 1k (B) VRTB6VS102 Semi-fixed 2.2k (B) VRTB6VS222 Semi-fixed 1k (B)
  • Page 83 R 1509 R 1510 R 1511 R 1512 R 1514 R 1515 R 1601 R 1602 R 1603 R 1604 R 1605 R 1606 R 1607 RS-A9/EW Part No. RD1/4PU153J RD1/4PU100J RD1/4PU222J RD1/4PU473J RD1/2PM221J RD1/4PU222J RD1/4PU333J RD1/4PU361J RD1/4PU361J RD1/4PU221J RD1/4PU221J...
  • Page 84 C 1911 CCH1544 C 1912 CFTNA273J50 C 1913 CCH1634(P35) C 1915 CEANP221M16 C 1916 CQPA101G2A CCF1003 CCF1003 Unit Number:CWX3066 CCH1544 CFTNA273J50 Unit Name:DSP Unit RS-A9/EW Part No. 220µF/35V CCH1634(P35) CEANP221M16 CQPA101G2A 15pF CCF1003 15pF CCF1003 47µF/25V CCH1544 CFTNA273J50 220µF/35V CCH1634(P35) CEANP221M16...
  • Page 85 Q 2376 Q 2377 Q 2378 Q 2379 Q 2380 Q 2381 Q 2382 Q 2383 Q 2384 Q 2385 Q 2386 Q 2387 Q 3001 RS-A9/EW Part No. Transistor 2SC1845 Transistor 2SA992 Transistor 2SA992 Transistor 2SC1845 Transistor 2SC1845 Transistor...
  • Page 86 RESISTORS CTF1399 CTF1399 R 2001 CTF1399 R 2002 CTF1399 R 2003 R 2004 CTF1399 R 2005 CTF1399 RS-A9/EW Part No. Chip Ferrite Bead CTF1399 Chip Ferrite Bead CTF1399 Chip Ferrite Bead CTF1399 Chip Ferrite Bead CTF1399 Chip Ferrite Bead CTF1399...
  • Page 87 R 2284 R 2285 R 2286 R 2287 R 2288 R 2289 R 2290 R 2291 R 2292 R 2294 R 2295 R 2301 R 2302 RS-A9/EW Part No. RS1/16S103J RN1/16SC47R0D RN1/16SC47R0D RN1/16SC47R0D RS1/16S0R0J RS1/16S0R0J RS1/16S101J RS1/16S0R0J RS1/16S0R0J RS1/16S101J RN1/16SC47R0D...
  • Page 88 R 3206 RN1/10SE1002D R 3207 RN1/10SE1000D R 3208 RN1/10SE1000D R 3209 RN1/10SE1200D R 3210 RN1/10SC20R0D R 3211 RN1/10SC47R0D R 3212 RN1/10SC47R0D R 3213 RS-A9/EW Part No. RN1/10SE8201D RN1/10SE6800D RS1/10S0R0J RN1/16SC22R0D RN1/16SC47R0D RN1/16SC22R0D RN1/16SC47R0D RN1/16SE1000D RN1/16SE4702D RN1/16SE1502D RN1/16SE1502D RN1/16SE1002D RN1/16SE1002D RN1/16SE6800D...
  • Page 89 R 4061 R 4062 R 4064 R 4065 R 4066 R 4068 R 4070 R 4071 R 4072 R 4074 R 4077 R 4078 R 4079 RS-A9/EW Part No. RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RN1/16SC47R0D RS1/16S103J...
  • Page 90 6.2 AUDIO UNIT ADJUSTMENT The items for adjusting audio unit are: Offset voltage Master clock The adjustment for service should be served in the product condition, instead of in the unit condition. (Otherwise, it would require jigs.) Both adjustments are capable by removing the bottom plate of product, the sealed case of Control Assy and black panel (IN/OUT-signal printed side) to expose the face A of audio unit.
  • Page 91 R 4414 R 4415 R 4416 R 4417 R 4418 R 4419 R 4420 R 4421 R 4422 R 4423 R 4424 R 4451 R 4452 RS-A9/EW Part No. RS1/16S47R0D RAB4CQ103J RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RS1/16S47R0D RAB4CQ103J RS1/16S47R0D...
  • Page 92 Remarks Offset voltage/Master clock must be adjusted in the product condition. Input signal must be CD - The adjustment for offset voltage/master clock must be done within 2 or 3 minutes from the start of product operation. Master clock must be adjusted using high-frequency probe. The measuring points for adjusting offset voltage must be as follows: Sensing pin land : AL2 or its equivalent land and GND Sensing pin land : AR2 or its equivalent land and GND...
  • Page 93 R 4818 R 4819 R 4820 R 4821 R 4822 R 4823 R 4824 R 4825 R 4826 R 4827 R 4828 R 4829 R 4830 RS-A9/EW Part No. RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J RS1/16S103J...
  • Page 94 C 2215 RS1/16S472J C 2241 RS1/16S472J C 2242 RS1/16S472J C 2243 C 2244 RS1/16S102J RS1/16S102J C 2245 RS1/16S102J C 2246 RS1/16S103J C 2247 RS-A9/EW Part No. CEAT100M50 CKSRYB104K16 CKSRYB104K16 CASA100M6R3 CFHXSP683J16 CFHXSQ822G16 CCSRCH220D50 CCSRCH220D50 CKSRYB102K50 CKSRYB104K16 CKSRYB104K16 CEAT101M16 CKSRYB104K16 CKSRYB104K16...
  • Page 95 C 3021 C 3022 C 3023 C 3024 C 3025 C 3026 C 3027 C 3028 C 3029 C 3030 C 3031 C 3032 C 3033 RS-A9/EW Part No. CKSQYB104K50 CCH1544 CKSQYB104K50 CCH1544 CFHXSQ102J50 CASA470M10 CKSQYB104K50 CASA470M10 CKSQYB104K50 CKSQYB104K50 CEAT101M16...
  • Page 96 C 4336 CKSRYB103K50 C 4337 CKSRYB103K50 C 4338 CKSRYB103K50 C 4339 CKSRYB103K50 C 4340 CKSRYB103K50 C 4341 CKSRYB103K50 C 4342 CKSRYB103K50 C 4343 RS-A9/EW Part No. CKSRYB102K50 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CKSRYB104K16 CEJQ470M10...
  • Page 97 IC 102 IC 104 IC 106 IC 301 IC 302 IC 303 IC 304 IC 601 IC 651 IC 701 IC 751 IC 752 IC 801 RS-A9/EW Part No. CKSRYB104K16 CKSRYB104K16 CEJQ470M10 CKSRYB104K16 CKSRYB104K16 CASA470M10 CEJQ470M10 CKSRYB104K16 CEJQ470M10 CKSRYB104K16 CKSRYB104K16...
  • Page 98 T 852 DAN202U X 601 MA111 X 651 MA111 S 401 UDZS18(B) S 404 UDZS18(B) S 405 RB083L-20 EF801 RB060L-40 EF802 RB060L-40 EF803 RS-A9/EW Part No. Diode RB060L-40 Diode RB160L-40 Diode RB160L-40 Diode RB160L-40 Diode RB160L-40 Diode UDZS5R6(B) CL190DCD CL190DCD CL190DCD...
  • Page 99 R 823 R 824 R 825 R 826 R 827 R 828 R 829 R 830 R 831 R 832 R 840 R 841 R 842 RS-A9/EW Part No. RS1/16S152J RS1/16S220J RS1/16S101J RS1/16S220J RS1/16S101J RS1/16S222J RS1/16S222J RS1/16S101J RS1/16S103J RS1/16S103J RAB4C101J...
  • Page 100 RS1/16S103J C 402 C 403 RS1/16S473J C 601 RS1/16S102J C 602 RS1/16S473J RS1/16S104J C 603 RS1/10S101J C 604 C 605 C 607 C 651 RS-A9/EW Part No. CKSRYB104K25 CKSRYB104K25 CCSQCH220J50 CCSQCH220J50 CEAT331M25 CKSRYB104K25 CKSRYB104K25 CKSRYB104K25 CEAT331M25 CKSRYB104K25 CCSQCH220J50 CCSQCH220J50 100µF/25V CCH1632 100µF/25V...
  • Page 101 C 923 C 926 C 927 C 928 C 929 C 930 C 940 3300µF/25V C 941 C 971 C 981 C 991 C 992 RS-A9/EW Part No. CKSRYB103K50 CKSRYB103K50 CEAT470M35 CEHAZL101M25 CCH1544 CCH1544 CKSRYB104K25 CKSRYB104K25 CEAT470M10 CKSRYB473K16 CCH1394 CKSRYB104K25...

  • Page 102: Adjustment

    *When mounted on main Main Heat Sink --- 30mV (150mA *When not mounted on main Main Heat Sink --- 20mV (100mA Q1119 AMP Unit 2SC4886 CN45 CN1101 R1129 CN48 CN50 CN49 CN69 R1130 CN83 CN85 CN46 CN84 CN86 Q1120 2SA1860 RS-A9/EW 4ohm load load to the speaker output...
  • Page 103 Set volume value of Main Unit to - 72dB and 30mV - both ends voltage of output when CD is reproduced without recording. *1 Set volume value of Main Unit to - 72dB and 50mA reproduce CD without recording. *1 RS-A9/EW...
  • Page 104 - TEST POINT RS-A9/EW SIDE A SIDE B...

  • Page 105: Dsp Unit Adjustment

    The waveform is basically a rectangular wave of 0 --- 3.3V (24.576MHz). Requirements Set volume value of Main Unit to - 72dB and 10mV reproduce CD without recording. *1 Set volume value of Main Unit to - 72dB and 20Hz reproduce CD without recording. *1 RS-A9/EW...
  • Page 106 (Connecting Diagram for DSP Unit) Offset Voltage Master Clock X3001 TC3001 Adjusting Point +17.5V Measuring Point (AL2, AR2, BL2, BR2) +17.5V Adjusting Point (VR2241, VR2271, VR2341, VR2371) IC3001 RS-A9/EW Control Unit (Volume) TP3001 TP3002 IC2201 , IC2202...
  • Page 107 Sensing pin land : BL2 or its equivalent land and GND Sensing pin land : BR2 or its equivalent land and GND The measuring points for adjusting master clock must be as follows: TP3001 or its equivalent land and TP3002 or its equivalent GND 23 tracks of test disc(YEDS-7) RS-A9/EW...
  • Page 108 - TEST POINT RS-A9/EW SIDE A...

  • Page 109: General Information

    Cover1,2. -Removing the Amp Unit(Fig.2) Remove the eight screws. Disconnect the two connectors and then remove the Amp Unit. -Removing the Case(Fig.3) Remove the eight screws and then remove the Case. Cover1 Amp Unit RS-A9/EW Cover2 Fig.1 Fig.2 Case Fig.3...
  • Page 110 -Removing the Case (Fig.4) Remove the two screws and then remove the case. Case RS-A9/EW DSP/Control Unit Fig.4...

  • Page 111: Pcb Locations

    7.1.2 PCB LOCATIONS Ach PCB IPIN PCB USB PCB IPOUT PCB SW PCB LOW PCB MID PCB DSP UNIT SWITCH PCB CONTROL PCB RS-A9/EW AMP UNIT...

  • Page 112: Connector Function Description

    7.1.3 CONNECTOR FUNCTION DESCRIPTION OPTICAL OUT-MID OPTICAL OUT-LOW SPEAKER OUTPUT LEFT CHANNEL OTPICAL OUT-SW IP BUS OUT IP BUS IN GND,POWER RS-A9/EW OPTICAL IN SPEAKER OUTPUT RIGHT CHANNEL...
  • Page 113 SCKO Control MODE MD/CKO MC/LRIP ML/RSV S-80827CNUA-B8M NJM79L18UA S-812C33AMC-C2N LT1358CS8 AN2135S NJM431U REFERENCE 8X Oversampling Digital Filter Output I/F With Function Controller Crystal OSC Power Supply RS-A9/EW HA12240FP AN8011S AD7564BRS PD5952A ANODE CATHODE LRCK BCKO WCKO DOUTL DOUTR DEMP MUTE...
  • Page 114 Audio Serial AES-3 Encoder Port Reset Logic Data BUFFER Generator PLL1 Selector 100MH SpAct PLL2 Wrslk S/PDIF DECODER rdclk FIFO RS-A9/EW MODE Line Driver BLSM EMPH AUDIO Clock MONO MDAT DGND CKSEL UNLOCK FMT1 FMT0 Audio AGND Clock & Data...
  • Page 115 OCKSL OCLK LRCO BCKO DOUT N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. OUTY - Block diagram N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. MLEN/DEEM MCK/FSI2 NDT/FSI1 MCOM DMUTE RS-A9/EW...
  • Page 116 PM address bus DM address bus PM data bus DM data bus Resistor (memmory map) Parallel Control, shift Status, Timmer and Data buffer I/O PROCESSOR RS-A9/EW BSEL TRST FLAG4 FLAG5 FLAG6 FLAG7 DATA31 DATA30 DATA29 DATA28 DATA27 DATA26 DATA25...
  • Page 117 *EPF6016ATI144-3 - Block diagram data1 Look-up data2 Table data3 data4 (LUT) labctrl1 labctrl2 Logic Chip-Wide Reset Clock Select labctrl3 labctrl4 Carry-in Cascade-in Carry Cascade Chain Chain Carry-Out Cascade-Out RS-A9/EW Register Bypass Programmable Register LE-Out CLRN...
  • Page 118 NJM78L18UA OUTPUT NJM79L18UA INPUT COMMON S-80827CNUA-B8M VREF INPUT S-812C33AMC-C2N OUTPUT RS-A9/EW VOUT...
  • Page 119 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 bytes Serial Interface Interface bytes Engine (SIE) General Purpose Microprocessor RS-A9/EW OUT B -IN B +IN B PC 6/WR# PC 5/T1 PC 4/T0 PC 3/INT1# PC 2/INT0# PC 1/TxD0 PC0/RxD0 RESET Program &...
  • Page 120 *HA12240FP BIAS *AN8011S Latch U.V.L.O. BUS+ DRIVER OUTPUT RECEIVER OUTPUT Error amp. PWM1 Unlatch pro. Short pro Unlatch pro. PWM2 Error amp. RS-A9/EW BUS-...
  • Page 121 LATCH A LATCH DAC B INPUT LATCH LATCH B INPUT DAC C LATCH C LATCH INPUT DAC D LATCH D LATCH SDOUT RS-A9/EW OUT2 AGND OUT1 OUT2 OUT1 CLKIN SDIN OUT1 DAC A OUT2 OUT1 DAC B OUT2 OUT1 DAC C...
  • Page 122 DIR audio/data select output DIR emphasis information output DSP error information input Bridge connect enable output PLD config strobe output Not used Power indicator LED control output Not used System reset input Model select input PLD config strobe output RS-A9/EW...
  • Page 123 PLD chip enable output Not used Band select input Ach band select input Address select input Not used Not used AD translation reference voltage PLD serial data input PLD serial data output Format Meaning CMOS N ch open drain RS-A9/EW...

  • Page 124: Operational Flow Chart

    Error DSP error Pin51:H DSP initialization failure Un lock Pin48:H? Pin16:Low and Pin15:Low Bup or Acc off RS-A9/EW Microcomputer dispatch stop Power saving mode Pin16:Low Pin15:Low DSPPW off (Pin40:L) Mute on (Pin42:H) Power on commond DSPPW on (Pin40:H) PLD,DSP initialization...

  • Page 125: Operations

    To provide better sound quality, it is recommended you connect digital amps in the order high, mid, low, subwoofer mode. Example of 2-way system connection with 1 RS-A9 Network mode setting switch HIGH/LOW (A/B) RS-D7R (Sold separately) Optical cable IP-BUS cable Analog signal This unit (RS-A9) RS-A9/EW Tweeter Low-range...

  • Page 126: Connection Diagram

    (sold separately) Grommet After making all other connections at the amplifier, connect the battery wire terminal of the amplifier to the positive (+) terminal of the battery. RS-A9/EW To IP-BUS input (blue) To optical input (blue) RS-A7 (sold separately) (black)
  • Page 127 RS-A9/EW...
  • Page 128 - Jigs list Test Disc : YEDS-7 RS-A9/EW...

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