Pioneer SX-SW77 Service Manual
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Pioneer SX-SW77 Service Manual

Pioneer SX-SW77 Service Manual

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See also: Operating Insructions
AUDIO MULTI-CHANNEL RECEIVER SUBWOOFER
SX-SW77
SX-SW55
SX-SW950
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
SX-SW77
WYXCN
SX-SW77
WVXCN
SX-SW55
WYXCN
SX-SW55
WVXCN
SX-SW950
KUXCN
For details, refer to "Important Check Points for Good Servicing".
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 2005
Power Requirement
AC220-240V
AC220-240V
AC220-240V
AC220-240V
AC120V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
- VOLUME +
AUDIO INPUT SURROUND
STANDBY/ON
SX-SW77
T-ZZK JUNE 2005 printed in Japan
ORDER NO.
RRV3158
Remarks

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  • 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

    PIONEER Service Manual. A subscription to, or additional copies Also test with plug reversed of, PIONEER Ser vice Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)
  • Page 3 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. SX-SW77...

  • Page 4: Table Of Contents

    Frequency range ....25 Hz to 1.0 kHz Maximum Input Power ......60 W SX-SW77...
  • Page 5 Maximum Input Power ......60 W Laboratories."Dolby", "Pro Logic" and the double-D symbol are trademarks of Dolby Laboratories. "DTS" and "DTS Digital Surround" are registered trademarks of Digital Theater Systems, Inc. Receiver subwoofer (SX-SW77) FM antenna (ADH7030) AM loop antenna RECORDER...

  • Page 6: Exploded Views And Parts List

    For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING SX-SW77 only WVXCN, KUXCN...
  • Page 7 Packing Sheet AHG7125 Operating Instructions See Contrast table (2) Packing Sheet L AHG7128 (German) (2) CONTRAST TABLE SX-SW77/WYXCN, WVXCN, SX-SW55/WYXCN, WVXCN and SX-SW950/KUXCN are constructed the same except for the following: SX-SW77/ SX-SW55/ SX-SW55/ SX-SW950/ SX-SW77/ Mark No. Symbol and Description...

  • Page 8: Exterior

    2.2 EXTERIOR Cleaning paper GED-008 SX-SW77...
  • Page 9 Cushion TX AEB7371 Screw PBZ30P080FTC Rivet AEC7514 Screw PSZ30P060FNI Packing AEC7548 (2) CONTRAST TABLE SX-SW77/WYXCN, WVXCN, SX-SW55/WYXCN, WVXCN and SX-SW950/KUXCN are constructed the same except for the following: SX-SW77/ SX-SW55/ SX-SW55/ SX-SW950/ SX-SW77/ Mark No. Symbol and Description WYXCN WVXCN...

  • Page 10: Display Unit

    2.3 DISPLAY UNIT 8 (1/2) 8 (2/2) SX-SW77...
  • Page 11 Pioneer Name Plate VAM1152 Screw BPZ30P080FNI Screw PSZ30P060FNI DISPLAY Unit See Contrast table (2) (2) CONTRAST TABLE SX-SW77/WYXCN, WVXCN, SX-SW55/WYXCN, WVXCN and SX-SW950/KUXCN are constructed the same except for the following: SX-SW77/ SX-SW55/ SX-SW55/ SX-SW950/ SX-SW77/ Mark No. Symbol and Description...

  • Page 12: Block Diagram And Schematic Diagram

    BU1924FS CN3201 B2P-VH B2P-VH ADX7485 B2P3S-VH ANALOG INPUT (SX-SW950 AUX) ADX7487 11pin FFC ADD7506 B2P3S-VH AC INLET ASSY WYXCN,WVXCN:AWU8273 TUNER MODULE KUXCN:AWU8274 WYXCN, WVXCN:AXX7170 KUXCN:AXX7172 WYXCN,WVXCN:XKP3084 KUXCN:XKP3085 AC CORD ANALOG AUDIO SIGNAL DIGITAL or PWM AUDIO SIGNAL COMMUNICATION LINE SX-SW77...
  • Page 13 IC5902 GP1UM27XK0VF FLDATA 8.FLCK CN5652 FLDC- 9.VE+5 AKP7131 FLDC+ 10.KEY1 GNDD 11.F+ KEY1 12.F- S5961 S5962 S5963 S5964 S5965 VFDP STANDBY/ON VOL- VOL+ INPUT SURROUND SELECTOR REMOCON GNDS ADE7113 GNDS FL DRIVER FL TUBE IC5901 PT6315 V5901 AAV7104 KEY2 SX-SW77...

  • Page 14: Main Assy (1/5)

    Q5502 VFDP ADMD Q5501 1.GNDD DTC124EUA (2/2) 2.GNDD UMD2N XDSPMUTE 3.VFDP 4.KEY2 Q5503 (2/2) 5.FLDATA UMD2N D5501 6.REMOCON DAP202K 7.XFLCS DSPMUTE 8.FLCK 9.VE+5 C5608 10.KEY1 STBY Q5501 11.F+ XDAMUTE (1/2) 12.F- UMD2N VFDP Q5503 Q5504 (1/2) UMD2N DTA124EUA GNDD SX-SW77...
  • Page 15 FAN VOLTAGE TABLE R5608 ROTATION POWER VOLTAGE GNDF GNDD -19.10 VSF+12 12.3 Not Digital Stream. -25.30 VSFAN (The Analog IN is excluded) VFDP VSF+12 13.1 Analog IN (VOL19 or less) VSFAN VSF+12 13.0 HIGH 12.2 VOL20 or more VSFAN SX-SW77...

  • Page 16: Main Assy (2/5)

    CN5701 9604S-11C VS+5 R5714 R5715 R5716 R5717 R5708 IC5701 BU1924FS C5712 C5719 QUAL RDSCLK R5718 10/50 R5704 RDSDATA X5701 C5714 ASS7004 VREF 4.332MHz Q5701 2SC4081(QR) VDD1 VDD2 C5713 VSS1 VSS2 R5719 4700p VSS3 WY,WV only WY,WV MODEL ONLY GNDD SX-SW77...
  • Page 17 Rated Voltage : 50V unless otherwise specified SQ : CKSQ**(2125size) CH : CCSRCH(1608size) (others : CKSRYB(1608size)) JQ : CEJQ (others : CEAT) All Resistors are in k-k Ω, M-M Ω or Ω 1/8W : RS1/8S***J(3216size) 1/10W : RS1/10S***J(2125size) (others : RS1/16S***J(1608size) SX-SW77...

  • Page 18: Main Assy (3/5)

    (others : CKSRYB(1608size)) STBY JQ : CEJQ R963 AL : CEAL R964 (others : CEAT) All Resistors are in k-k Ω, M-M Ω or Ω L952 C951 1/8W : RS1/8S***J(3216size) QTL1013 1/10W : RS1/10S***J(2125size) CH 470p C952 (others : RS1/16S***J(1608size) 0.1/16 SX-SW77...
  • Page 19 IC901 VS+5 BA30E00WHFP VS+3D VS+1R2 IC601 AK4117VF 1.25 L603 QTL1013 3.30 GNDD (AD) FDTI LRCK C608 STBY C609 STBY C610 KN901 STBY STBY CHASSIS GND (AD) GNDD (AD) AUDIO 1-A6,4-B1 2/5, 4/5 (AD) : AUDIO DATA SIGNAL ROUTE GNDD SX-SW77...

  • Page 20: Main Assy (4/5)

    /RESET DVSS /HP_SEL /BKND_ERR XDAPDN /PDN DVDD /MUTE DVSS DSPMUTE STBY R3104 VS+3R3 DVDD DVSS RAB4C221J DVSS VR_DIG R3105 23 24 28 29 30 IC3181 SN74AHC1G04DBV R3153 X3101 IC3182 ASS7062 XDARST T-TPS3825-33DBVR R3106 R3181 4.7k GNDD RESET CONTROL CIRCUIT SX-SW77...
  • Page 21 : AUDIO SIGNAL ROUTE (PWM)(Front Lch) (FR) : AUDIO SIGNAL ROUTE (PWM)(Front Rch) (SL) : AUDIO SIGNAL ROUTE(PWM)(Surround Lch) (SR) : AUDIO SIGNAL ROUTE(PWM)(Surround Rch) : AUDIO SIGNAL ROUTE(PWM)(Center ch) (SW) : AUDIO SIGNAL ROUTE(PWM)(Sub Woofer ch) (AD) : AUDIO DATA SIGNAL ROUTE SX-SW77...

  • Page 22: Main Assy (5/5)

    C3311 R3311 R3302 VG+12 /SD_CD PVDD_D XOTW R3301 /OTW PVDD_D ACN7141 GREG BST_D R3315 1/8W GVDD R3329 STBY R3321 V+B27 STBY (FR) GNDD STBY UCOM LAYOUT NOTE : *L are PCB track inductors approx. 50mm long and 1mm wide SX-SW77...
  • Page 23 : AUDIO SIGNAL ROUTE (PWM)(Front Lch) (FR) : AUDIO SIGNAL ROUTE (PWM)(Front Rch) UCOM (SL) : AUDIO SIGNAL ROUTE(PWM)(Surround Lch) (SR) 5-A4 : AUDIO SIGNAL ROUTE(PWM)(Surround Rch) : AUDIO SIGNAL ROUTE(PWM)(Center ch) (SW) : AUDIO SIGNAL ROUTE(PWM)(Sub Woofer ch) SX-SW77...

  • Page 24: Ac Inlet, Connect And Fl Assys

    CN5901 (AWU8272) XKP3066 XKP3077 5.07 VE+5 XFLCS FLCK FLDATA FLDC- FLDC+ GNDD KEY1 VFDP REMOCON GNDS GNDS KEY2 VFDP GNDD -25.30 GNDS CHASSIS GND GNDD 5.FLDATA 9.VE+5 CN5652 1.GNDD AKP7131 6.REMOCON 10.KEY1 2.GNDD 7.XFLCS 11.F+ 3.VFDP 8.FLCK 4.KEY2 12.F- SX-SW77...
  • Page 25 R5963 R5964 R5965 2.2k 3.3k 5.6k VFDP FL ASSY (AWU8271) STANDBY ON VOL- VOL+ INPUT SURROUND SELECTOR Switches FL ASSY S5961 : STANDBY/ON S5962 : UP + VOLUME S5963 : – DOWN S5964 : AUDIO INPUT S5965 : SURROUND SX-SW77...

  • Page 26: Power Supply Unit

    3.8 POWER SUPPLY UNIT SX-SW77...
  • Page 27 POWER SUPPLY UNIT (AWR7037) SX-SW77...

  • Page 28: Waveforms

    3.9 WAVEFORMS MAIN ASSY IC3201, IC3301, IC3401 [PWM_M, PWM_P] IC3201, IC3301, IC3401 [OUT_A, B, C, D] V: 1.0V/div. H: 2µsec/div. V: 5.0V/div. H: 2µsec/div. * Reference waveform 27.5Vp-p (in case of this unit) SX-SW77...

  • Page 29: Pcb Connection Diagram

    Symbol In PCB Symbol In Schematic Part Name Diagrams Diagrams C E B Capacitor Connector Transistor B C E SIDE A Transistor with resistor B C E Field effect SIDE B Chip Part P.C.Board transistor Resistor array 3-terminal regulator SX-SW77...

  • Page 30: Main Assy

    C613 C902 C835 C816 C612 C901 R616 C820 C606 IC802 R612 IC802 IC901 R610 R821 R822 C903 R604 R902 IC601 R608 IC601 R607 R606 X801 R818 C610 IC5701 REFLOW C608 C826 R901 Q5703 R824 C827 C825 HEATPROOOF PREFLUX R825 SX-SW77...
  • Page 31 C3024 CN5602 C4621 C5720 Q5701 3001 C3021 D901 C3003 C3025 R3002 R5719 D5701 R3023 C3020 ANALOG C901 C3012 INPUT R902 C5708 CN5701 R3001 R5710 IC5701 C3011 R5716 R901 C5719 Q5703 R5705 R5714 CONTACT SIDE CN5602 (ANP7545-C) CN5701 FAN MOTOR SX-SW77...
  • Page 32 C3234 D3212 C3240 R3216 C3216 C3217 R3046 R3217 D3213 R3045 R3215 C3044 L4603 C3215 D3211 R3007 R3014 R3020 R5702 R5706 R3004 R3013 R5701 R5712 R5711 C5716 C5705 C5702 C5701 C5704 R3019 R3003 C5707 R5708 C5709 CN5701 C5703 CN5701 CN5602 SX-SW77...
  • Page 33 CN5501 1.WEN/DI 2.WDD 3.WCLK 4.RST 5.VCC 6.VSS 7.NC 0 1 2 3 0 1 2 3 4 5 6 7 8 9 C3122 1.SCL 2.SDA 3.VS+5 4.RST 5.GNDD R3046 R3045 C3044 R3030 C811 R813 C812 C813 R817 C614 (ANP7545-C) SX-SW77...

  • Page 34: Ac Inlet And Connect Assys

    W112 GNDD GNDD W113 GNDD GNDD C5652 W114 GNDD GNDD D5652 D5653 D5654 D5655 W115 GNDD D5657 GNDD C5653 D5651 FLDC+ W123 FLDC+ C5651 (ANP7546-C) (ANP7546-C) SIDE A SIDE B AC INLET ASSY (ANP7546-C) (ANP7546-C) SIDE A SIDE B SX-SW77...

  • Page 35: Fl Assy

    C5917 C5918 1.KEY2 C5916 L5902 W105 FLDC+ FLDC+ W106 GNDD GNDD W125 C5903 GNDD GNDD W107 GNDD GNDD R5963 C5905 W108 R5953 R5954 R5952 R5951 GNDD GNDD C5951 VOUT R5964 IC5902 C5952 R5965 (ANP7546-C) (ANP7546-C) SIDE A SIDE B SX-SW77...

  • Page 36: Power Supply Unit

    4.4 POWER SUPPLY UNIT SIDE A SIDE A POWER SUPPLY UNIT SX-SW77...
  • Page 37 SIDE B SIDE B POWER SUPPLY UNIT SX-SW77...

  • Page 38: Pcb Parts List

    Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k Ω 562 x 10 5621 RN1/4PC 5 6 2 1 7 7 7 7 LIST OF HOLE PCB ASSEMBLIES SX-SW77/ SX-SW77/ SX-SW55/ SX-SW55/ SX-SW950/ Mark Symbol and Description...
  • Page 39 7 7 7 7 PCB PARTS LIST FOR SX-SW77/WYXCN UNLESS OTHER WISE NOTED Mark No. Description Part No. Mark No. Description Part No. C814,C816,C821,C828,C832 CCSRCH471J50 MAIN ASSY C951 CCSRCH471J50 SEMICONDUCTORS C5716 CCSRCH561J50 C819,C820 CCSRCH6R0D50 IC601 AK4117VF C3108,C3111,C3117,C3120 CEAL100M16 IC3191 BA10358F...

  • Page 40: Adjustment

    CN5 2P VH CONNECTOR B2P3S-VH > AN1 1P AC INLET XKP3084 6. ADJUSTMENT CONNECT ASSY SEMICONDUCTORS There is no information to be shown in this chapter. D5651-D5655,D5657 UDZS8R2(B) CAPACITORS C5651-C5654 CKSRYB102K50 OTHERS CN5652 12P CONNECTOR AKP7131 CN5651 13P PLUG XKP3066 SX-SW77...

  • Page 41: General Information

    [FL display] DVD/DVR1 S E R S E R DVD/DVR2 S E R S E R DIGITAL S E R PC/GAME S E R ANALOG S E R S E R FM/AM S E R TUNER S E R SX-SW77...
  • Page 42 However, it is not counted during Standby mode. • The maximum countable power-on time is 255H59M (255 hours 59 minutes.) The indication will not advance beyond that. • The accumulated power-on time basically cannot be cleared. Test Mode connecting point MAIN ASSY SIDE B Connecting point SX-SW77...

  • Page 43: Specifications Of Speaker Setup

    Note: Be sure to select the setting corresponding to the model number of the speaker. (See the table below.) Destination Model Number Speaker Remarks Speaker setting Europe SX-SW55/WYXCN, /WVXCN SMALL1 REGULAR1 SX-SW77/WYXCN, /WVXCN TALL TALL North America SX-SW950/KUXCN Japan SX-06SW/JJXCN AV GATE AV rack with SP AV GATE SX-E230SW/JJXCN...

  • Page 44: Proposal Of Dsp Error Display

    Press the "SOUND" key in test mode, to select the mode that DSP error messages are displayed. Press the "SOUND" key again to select the normal test mode. For this reason, make the usual function of "SOUND" not effective in the test mode. SX-SW77...

  • Page 45: Circuit Description Of Digital Amp. Section

    UNBAL75Ω LOOP ANTENNA AUDIO INPUT DIGITAL SYSTEM CONTROL SPEAKERS DVD/DVR 1 DVD/DVR 2 DIGITAL ANALOG CONNECTOR SURROUND OUTSUB WOOFER (COAXIAL) (OPTICAL) (OPTICAL) USE ONLY WITH DISPLAY UNIT CENTER FRONT Negative Speaker Terminal Do not short-circuit Ground (Chassis) SX-SW77...

  • Page 46: Specifications For The Protection Circuits For The Digital Amplifier

    Conditions: The above prerequisite is upheld, and the conditions for an overcurrent detection are met. 5. Process when the protection circuits are activated The unit is shut down within 30 ms after abnormality detection then the volume level is set to 0. The unit can be turned on immediately after the shutdown. SX-SW77...

  • Page 47: Conditions For Switching The Rotation Speed Of The Fan

    Low speed, with audio input, VSF+12 13.1 with VOL 19 or less VSFAN High speed, with VOL 20 or more VSF+12 13.0 VSFAN 12.2 7-V drive circuit Note: The above voltage values are references. They differ from product to product. SX-SW77...

  • Page 48: Disassembly

    Display cover single motion. Thin slot screwdriver Rear view Remove the three screws. Unhook the two hooks. Remove the FL and CONNECT Assys. Bottom view Rear view Remove the cosmetic baffle. FL Assy CONNECT Assy Cosmetic baffle SX-SW77...
  • Page 49 Remove the four screws. Remove the four screws. Remove the speaker. Speaker Bottom view Rear view Disconnect the connection cord. Remove the two screws. Pull out the Main Section. Main Section Disconnect the connection cord. Connection cord Rear view Speaker SX-SW77...
  • Page 50 POWER SUPPLY Unit Note : Coil the ferrite clamp with the lead wire AC INLET Assy three turn in exchange of Ferrite Clamp (DTH1158) or 4P Lead with Housing (ADX7487). EMC is not good when does not coil it. Diagnosis SX-SW77...
  • Page 51 Interrupt 1 Pin INT0 Interrupt 0 Pin Power-Down & Reset Pin When "L", the AK4117 is powered-down and reset, and all output pins go to "L" and the control registers are reset to default state. − AVSS Analog Ground Pin SX-SW77...
  • Page 52 Port F3 Port F4 Port F5 − IO_VDD I/O power supply (3.3V) Port F1 Port F0 − IO_GND GPIO I/O Ground Port F9 SCAN SCAN-Manufacturing test pin. This pin should be pulled low. PF10 Port F10 − IO_GND I/O ground SX-SW77...
  • Page 53 I/O power supply (3.3V) 76 SCKR/PC0 Receiver Serial Clock/Port C0 77 SCKT/PC3 Transmitter Serial Clock/Port C3 78 FSR/PC1 Frame Sync for Receiver/Port C1 79 FST/PC4 Frame Sync for Transmitter/Port C4 80 SDO5/SDI0/PC6 Serial Data Output 5/Serial Data Input 0/Port C6 SX-SW77...
  • Page 54 FMT1 Audio data format select input 1 (2) MODE0 Mode select input 0 (2) MODE1 Mode select input 1 (2) (1) Schmitt-trigger input (2) Schmitt-trigger input with internal pulldown (50 kohm typically), 5-V tolerant (3) Schmitt-trigger input, 5-V tolerant SX-SW77...
  • Page 55 Emph late PWM_L Line Out MUTE .14 Soft Soft Loud Intarpo 58,57. PWM_P&M6 R Surround Comp DRC SRC NS PWM Blquads Tone Block Emph late HP_SEL .12 PWM_R Line Out BKND_ERR .37 39. VALID Volume Control PSVC 32. PSVC SX-SW77...
  • Page 56 PWM_M_4 PWM 4 output (differential –) PWM_P_4 PWM 4 output (differential +) VR_PWM Voltage reference for digital PWM core supply 1.8V PWM_M_7 PWM 7 (Line out L) output (differential –) PWM_P_7 PWM 7 (Line out L) output (differential +) SX-SW77...
  • Page 57 PWM right channel headphone (differential +) MCLK MCLK is a 3.3V clock master clock input − RESERVED Connect to digital ground Note of types : A = analog, D = 3.3V digital, P = power/ground/decoupling, I = input, O = output SX-SW77...
  • Page 58 TAS5122ADCA (MAIN ASSY : IC3201, IC3301, IC3401) • 50W Stereo Digital Amplifier Pin Arrangement (Top view) Block Diagram 23 24 SX-SW77...
  • Page 59 54 BST_A pin, capacitor connected to REG_GND capacitor to OUT_A required Voltage supply to on-chip gate drive and − 27 GND Power ground 55 GVDD digital supply voltage regulators − − 56 GND 28 GND Power ground Power ground SX-SW77...
  • Page 60 Control of DSPMUTE combining DIRERR., "H" at digital mode, "L" at analog mode. ADMD XDSPMUTE MUTE requeat to DSP MODULE (LED) Control for subwoofer mix XDEC MUTE Detection of 1stDSP boot success from DSP MODULE DSPHREQ Error detection from DSP(MOTOROLA) − VSS4 VSS4 Ground − VDD4 VDD4 Power supply SX-SW77...
  • Page 61 D-AMP MUTE (PSVC) Power Supply Voltage Control DIGSEL DIGITAL INPUT SELECT INPUTSELA AUDIO INPUT SELECT XADPDN POWER DOWN for A/D SHUTDWN D-AMP SHUTDOWN detection (DCDET) D-AMP DC detection XOTW D-AMP Over Temperature Warning PB7/D7 (FREQCONT1) Frequency control1 for SMPS SX-SW77...
  • Page 62 • PortE and PortF can be selected for input or output by each 2 bits. • In case of without RDS, it is best that RDSDATA and RDSCLK are assigned as I/O port which can be set output and output low level. SX-SW77...
  • Page 63 Pin Name Pin Function Chip select input Serial clock input Start bit, OP code, address and serial data inputs Serial data output and READY/BUSY internal state display output − Ground − Non connection − Non connection − Power supply SX-SW77...
  • Page 64 BU1924FS (MAIN ASSY : IC5701)(SX-SW77 and SX-SW55 only) • RDS Demodulator Pin Arrangement Block Diagram VSS3 QUAL RCLK 100kΩ RDATA 8th Switched Capacitor Filter Comparator Anti-aliasing VREF Filter VREF RCLK VDD1 Analog VDD1 VDD2 QUAL VSS1 VSS1 VSS2 Biphase Differential...

  • Page 65: Block Diagram

    (24 bits × 12 Words) SG9/KS9 SG10/KS10 Segment Driver SG11/KS11 Grid Driver SG12/KS12 Timing Generator SG13/KS13 Key Scan Output SG14/KS14 SG15/KS15 SG16/KS16 SG17/GR12 Key Matrix Memory SG18/GR11 SG19/GR10 SG20/GR9 SG21/GR8 SG22/GR7 LED1 SG23/GR6 LED2 SG24/GR5 LED Driver LED3 LED4 Grid Driver Dimming Circuit SX-SW77...
  • Page 66 High-voltage segment output pin SG9/KS9 SG10/KS10 SG11/KS11 SG12/KS12 SG13/KS13 SG14/KS14 SG15/KS15 SG16/KS16 − Pull-down level SG17/GR12 SG18/GR11 SG19/GR10 SG20/GR9 High-voltage segment / Grid output pin SG21/GR8 SG22/GR7 SG23/GR6 SG24/GR5 High-voltage grid output pin − Logic power supply − Logic ground pin SX-SW77...

  • Page 67: Panel Facilities

    – Lights when in one of the RDS display or search modes. Rear Panel (Receiver subwoofer) ANTENNA UNBAL75Ω LOOP ANTENNA AUDIO INPUT DIGITAL SYSTEM CONTROL SPEAKERS DVD/DVR 1 DVD/DVR 2 DIGITAL ANALOG CONNECTOR SURROUND OUTSUB WOOFER (COAXIAL) (OPTICAL) (OPTICAL) USE ONLY WITH DISPLAY UNIT CENTER FRONT AC IN SX-SW77...

  • Page 68: Remote Control

    Remote control (SX-SW77) Function select buttons RECORDER RECEIVER Press to select the hard disk (HDD) for recording or MUTE playback. The receiver subwoofer's audio input is VOLUME – also switched to DVD/DVR2. FM/AM AUDIO INPUT Press to select the DVD for recording or playback.
  • Page 69 TV's tuner, and 'DVD When GUIDE Plus+ is displayed, use to display the mode', in which you get picture and sound from the previous/next day. systemís tuner (or an external input). SX-SW77...
  • Page 70 Press to switch the receiver on or into standby. + SHIFT: TEST TONE 4 VOLUME +/– Use to output the test tone (for speaker setup) Use to adjust the volume. 14 RETURN Press to go back one level in the on-screen menu or display. SX-SW77...
  • Page 71 Press to change the zoom level. DISPLAY Press to display/change the current disc information. 18 TV CONTROL After setting up, use these controls to control your TV. 19 SHIFT Press to access functions on the remote printed in green. SX-SW77...
  • Page 72 For checking audio at the SP terminal SDS1175 (FR/RED), SDS1176 (SL/BLUE) SDS1177 (SR/GRAY), SDS1178 (C/GREEN) CLEANING Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools: Position to be cleaned Cleaning tools Fans Cleaning paper : GED-008 SX-SW77...

This manual is also suitable for:

Sx-sw55Sx-sw950Sx-sw100

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