Pioneer VSX-820-K Service Manual
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Pioneer VSX-820-K Service Manual

Audio/video multi-channel receiver
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3 7 63 1515 0
AUDIO/VIDEO MULTI-CHANNEL RECEIVER
VSX-820-K
VSX-520-K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
TE
L 13942296513
VSX-820-K
VSX-520-K
www
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
http://www.xiaoyu163.com
Type
CUXCNSM
AC 120 V
CUXCNSM
AC 120 V
x
ao
y
i
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
2010
http://www.xiaoyu163.com
8
VSX-820-K
Power Requirement
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
Remarks
1 5
0 5
8
2 9
9 4
m
co
K-IZK MAR.
2010 Printed in Japan
9 9
ORDER NO.
RRV4043
2 8
9 9

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Summary of Contents for Pioneer VSX-820-K

  • Page 1 PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, 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 of, Also test with plug reversed Earth PIONEER Service Manual may be obtained at a nominal (Using AC adapter ground charge from PIONEER. u163 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. VSX-820-K http://www.xiaoyu163.com...

  • Page 4: Table Of Contents

    8.1 HOW TO UPDATE FIRMWARE ............................59 8.2 IDLE CURRENT ADJUSTMENT ..........................62 9. EXPLODED VIEWS AND PARTS LIST ..........................64 9.1 PACKING SECTION..............................64 9.2 EXTERIOR SECTION (VSX-820-K) ..........................66 9.3 EXTERIOR SECTION (VSX-520-K) ..........................70 10. SCHEMATIC DIAGRAM ..............................74 10.1 INPUT ASSY................................74 L 13942296513 10.2 AMP ASSY..................................76...

  • Page 5: Service Precautions

    L 13942296513 1.2 CAUTION • Discharging For more detail, please refer to “7. DISASSEMBLY - 1. Discharging”. • Notes on Ground Points Connection For more detail, please refer to “7. DISASSEMBLY - 2. Notes on Ground Points Connection”. u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 6: Specifications

    2. SPECIFICATIONS 3 7 63 1515 0 2.1 SPECIFICATIONS 2.1.1 VSX-820-K L 13942296513 Accessories AM loop antenna FM wire antenna (E601016000010-IL) (E605010070001-IL) u163 Remote control Microphone (for Auto MCACC setup) iPod cable Dry cell batteries (8300758300010-IL) (M040000300200-IL) (L308102013010-IL) (AAA size IEC R03) x2 VSX-820-K http://www.xiaoyu163.com...
  • Page 7 2.1.2 VSX-520-K 3 7 63 1515 0 L 13942296513 Accessories u163 AM loop antenna FM wire antenna Remote control Dry cell batteries (E601016000010-IL) (E605010070001-IL) (8300758600010-IL) (AAA size IEC R03) x2 VSX-820-K http://www.xiaoyu163.com...

  • Page 8: Panel Facilities

    2.2 PANEL FACILITIES 2.2.1 VSX-820-K 3 7 63 1515 0 Front panel L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 9 3 7 63 1515 0 Display L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 10 3 7 63 1515 0 Remote control L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 11 3 7 63 1515 0 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 12 2.2.2 VSX-520-K 3 7 63 1515 0 Front panel L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 13 3 7 63 1515 0 Display L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 14 3 7 63 1515 0 Remote control L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 15 3 7 63 1515 0 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 16: Basic Items For Service

    Item to be checked regarding video Item to be checked regarding audio Block noise Distortion Horizontal noise Noise Flicker Volume too low Disturbed image (video jumpiness) Volume too high Too dark Volume fluctuating Too bright Sound interrupted Mottled color u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 17: Pcb Locations

    3.2 PCB LOCATIONS 3.2.1 VSX-820-K 3 7 63 1515 0 SPEAKER ASSY BT ASSY CNT2 ASSY HDMI ASSY VIDEO ASSY DSP ASSY CNT1 ASSY INPUT ASSY PT ASSY MAIN ASSY REG ASSY HP_GUIDE ASSY AMP ASSY GUIDE_L ASSY GUIDE_R ASSY...
  • Page 18 7028069119010-IL 2..PORTABLE ASSY 702806911A010-IL 1..HDMI ASSY 7025HK0915016-IL 2..HDMI ASSY 7028069191020-IL 1..VIDEO ASSY 7025HK0915013-IL u163 2..VIDEO ASSY 7028069141040-IL 1..BT ASSY 7025HK0916017-IL 2..BT ASSY 7028069181010-IL 1..FRONT ASSY 7025HK0915011-IL 2..FRONT ASSY 7028069121020-IL 1..AMP ASSY 7025HK0916019-IL 2..FUNCTION ASSY 7028069122010-IL 2..AMP ASSY 7028067523010-IL VSX-820-K http://www.xiaoyu163.com...

  • Page 19: Jigs List

    GGD1676 Lubricants and Glues List Name Part No. Remarks Silicon grease GEM1057 Refer to “9.2 EXTERIOR SECTION (VSX-820-K)” and “9.3 EXTERIOR SECTION (VSX-520-K)”. Silicon adhesive GYA1011 (KE40RTV-W) Refer to “9.2 EXTERIOR SECTION (VSX-820-K)” and “9.3 EXTERIOR SECTION (VSX-520-K)”. L 13942296513...

  • Page 20: Block Diagram

    4. BLOCK DIAGRAM 3 7 63 1515 0 4.1 OVERALL WIRING DIAGRAM VSX-820-K ONLY VIDEO ASSY (7028069141010-IL: VSX-820-K) F-VIDEO ASSY (7028069141040-IL: VSX-520-K) (7028069123010-IL) 1,2,3 PIN CN1001 CP122 CN701 4,5 PIN CN1002 CP123 CP110 CP804 MAIN ASSY CN807 CP117 (7028069111010-IL: VSX-820-K)
  • Page 21 X-820-K) GUIDE_R ASSY 1/2, CP200 CN200 X-520-K) (7028069118010-IL) DSP ASSY CP114 CN202 CN205 UPGRADE (7028069161010-IL: VSX-820-K) CP115 CN203 (7028069161020-IL: VSX-820-K ONLY VSX-520-K) CP105 CP116 CN204 L 13942296513 CP105 CN207B CN207A REG ASSY CN805 CN807 (7028069162010-IL) USB ASSY (7028069171010-IL) CP704 CN802...

  • Page 22: Overall Block Diagram

    4.2 OVERALL BLOCK DIAGRAM 3 7 63 1515 0 HDMI ASSY ASSY (VSX-820-K ONLY) DVD(VSX-820-K) BD(VSX-520-K) TV/SAT(VSX-820-K) DVD(VSX-520-K) DVR/VCR(VSX-820-K) TV/SAT(VSX-520-K) HDMI OUT VSX-820-K ONLY F_AUX L VSX-820-K ONLY VSX-820-K ONLY F_AUX R MAIN ASSY L 13942296513 DSP ASSY INPUT ASSY...
  • Page 23 VSX-820-K ONLY HEADPHONE ASSY F-VIDEO ASSY u163 VSX-820-K ONLY The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. VIDEO ASSY VSX-820-K http://www.xiaoyu163.com...

  • Page 24: Power Supply And Main Ucom Block Diagram

    4.3 POWER SUPPLY and MAIN UCOM BLOCK DIAGRAM 3 7 63 1515 0 MAIN ASSY S1(AMP B+/B-) S2(+12V,-12V) MAIN TRANS S3(DSP, HDMI) L 13942296513 ASSY AC CORD S4(DIR/CODEC, HDMI, USB) VSX-820-K ONLY S4(FLT) SUB TRANS u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 25 3 7 63 1515 0 VSX-820-K ONLY VSX-820-K ONLY L 13942296513 ASSY u163 The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.

  • Page 26: Diagnosis

    3.3 V Replace REG103. output? *The I/O power of DSP Assy is OK. ZD200 cathode Is the Check the ZD200 2.4 VB voltage of 2.5 V and IC106. output? u163 *The IC106 power of DSP Assy To Step 3 VSX-820-K http://www.xiaoyu163.com...
  • Page 27 IC110 or replace IC110. IC106 (Pin 7) DAI_LRCK (LR clock) (0 V ⇔ 3.3 V) VSX-820-K ONLY Is there Check that it changes in the Playback and Pause modes of a LR clock the USB (iPod). output? (0 V ⇔...
  • Page 28 (0 V ⇔ 3.3 V) Surround back L/R data IC109 (Pin 25) Is there a data input? (0 V ⇔ 3.3 V) Check the path between IC102 and data & address lines. SDRAM (IC100), FLASH ROM (IC101) To Step 7 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 29 Is the output Replace IC109. 2.5 V fixing? LFE out IC109 (Pin 39) Is there IC109 (Pin 39) LFE out Replace IC109. a audio signal output? Is the output Replace IC109. 2.5 V fixing? u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 30 Turn on the power of the Receiver and equipments which was connected with HDMI. Function switch (BD or DVD or TV or DVR) Switch the function that HDMI was assigned. Factory shipments setting: For VSX-820-K For VSX-520-K u163 HDMI 1: BD HDMI 1: BD...
  • Page 31 Check the path between them. patterns in the path. Replace Q711, IC706, etc. To Step 3 Is Q714 Replace Q714. collector voltage 0 V? (base is 3.3 V) Check the parts and patterns in the path Q711, Q714, etc. u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 32 Is there Check the parts and patterns in a data output? the path of IC706. (0 to 3.3 V) Is there Check the path to pin4 of IC703. a 27 MHz Replace IC703. u163 output? To Step 5 VSX-820-K http://www.xiaoyu163.com...
  • Page 33 3 7 63 1515 0 Step 5: IN/OUTPUT Diagnosis (VSX-820-K) Step 5: IN/OUTPUT Diagnosis (VSX-520-K) * When connected the equipment to IN1(BD); * When connected the equipment to IN1(BD); +5V_R3 +5V_R3 JACK701 (Pin 18) JACK703 (Pin 18) Check the JACK705. If JACK705 Check the JACK703.
  • Page 34 3 7 63 1515 0 Step 6: Hot plug detect (VSX-820-K) Step 6: Hot plug detect (VSX-520-K) HPD_SINK HPD_SINK JACK702 (Pin 19) JACK702 (Pin 19) Check the JACK702. If JACK702 Check the JACK702. If JACK702 Is the voltage Is the voltage is failure, replace JACK702.
  • Page 35 3 7 63 1515 0 Step 7: SDA /SCL (VSX-820-K) SDA (HDMI OUT) IC702 (Pin 47) IC703 (Pin 39) SCL2 (HDMI IN2 (DVD)) Does Check the JACK702 and IC702. a signal output in If JACK702 or IC702 is failure, constant period Check the IC702 and JACK703.
  • Page 36 * When connected the equipment to IN2 (DVD): IC703 (Pin 36) SDA1 (HDMI IN2 (DVD)) Check the IC702 and JACK704. there a same signal as IC702-pin 49 If IC702 or JACK704 is failure, when selecting replace IC702 or JACK704. u163 IN2? (0 to 5 V) VSX-820-K http://www.xiaoyu163.com...
  • Page 37 3 7 63 1515 0 [3] USB iPod TROUBLESHOOTING (VSX-820-K ONLY) iPod Error Message When the abnormality occurred, the error messages are indicated. OSD Display Key Sequence Change FL Display Error 1 Communication Error i P o d When the communication is not possible normally.
  • Page 38 5 V output? Replace REG2. The output and GND may be To STEP 2 short-circuited. Check the path between them. 5 V input REG1 (pin 3) u163 Check the patterns in the voltage the path. 5 V ? VSX-820-K http://www.xiaoyu163.com...
  • Page 39 SDRAM (IC803), on and several seconds FLASH ROM (IC802) and IC801 later, does SDCLK change 12 MHz to 80 MHz? are may not be connected. Operation of IC801 is OK. To STEP 3 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 40 Step 4 Audio Out check CN805 (pin 1) S/PDIF output Check the Is there L 13942296513 a S/PDIF signal path between IC801 Replace IC801. (pin 105) Check the parts and pattern of CN805 and IC801. Refer to the [1] DSP TROUBLESHOOTING. u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 41 Check the parts in the path. in the path and 3.3 V signal? replace IC500. 3.3 V Q500-base (BT_ON/OFF/CE) Check the INPUT Assy. 0 V? Check the patterns u163 in the path and replace Q500. Check the MAIN Assy and CP501 (8P). VSX-820-K http://www.xiaoyu163.com...

  • Page 42: Adapter Error Message

    • Confirm a detection port at intervals of 20 msec to 50 msec (*2), and judge it as an overcurrent when you detected an L 13942296513 error consecutively three times. *2 It is assumed that it is fixed value of the 20 msec to 50 msec degree. u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 43: Detection Circuit

    5.3 DETECTION CIRCUIT 3 7 63 1515 0 [1] DC Protection Circuit Diagram L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 44 3 7 63 1515 0 [2] Overload Protection Circuit Diagram L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 45 3 7 63 1515 0 [3] Power DC Protection Circuit Diagram L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 46: Service Mode

    Number of abnormal-temperature [ENTER key] L 13942296513 error detections Counter (Initial display) *1 “5 (-> normal)” denotes that the display will return to the normal indication when no key operation is performed for 5 seconds. *2 Variable range: 0-255 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 47 1. When the procedures for Reset mode for numbers of protection detections are completed, all the counters will be reset to “000.” 2. Prohibitions: The protection detection counts cannot be cleared (reset to 000) with the MEMORY CLEAR process. They can only be cleared when the procedures of Reset mode are completed. u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 48 Normal display (Normal display) [Detailed explanations] Simultaneously holding the [ADVANCD SURROUND] and [STANDBY/ON] keys on the front panel pressed for 2 seconds will cancel Key Input Inhibition mode after a DC error detection and turn the unit ON. VSX-820-K http://www.xiaoyu163.com...

  • Page 49: Disassembly

    ∗ Be sure to connect the GND terminal of the tester to the chassis. ∗ If the voltage is still 1 V or higher, repeat Step (2). 47 - 100 ohms (2 W or higher) FRONT Assy u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 50 Without grounding connection, the protection circuit will be activated. After repairing, be sure to remove the ground wire before reassembling. TUNER PACK chassis Chassis back GND wire (Be sure to disconnect the GND wire before reassembly.) Main capacitor GND L 13942296513 MAIN Assy (SIDE B) u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 51 3 7 63 1515 0 3. Disassembly [1] Front Panel Section Remove the cabinet by removing the 10 screws. (1) Remove the six screws. (BBZ30P080FTB) • Bottom view (VSX-820-K) (VSX-520-K) (2) Remove the four screws. (BBZ30P080FTC) GUIDE_L Assy GUIDE_R Assy GUIDE_R Assy...
  • Page 52 3 7 63 1515 0 CABLE DRESSING (VSX-820-K ONLY) (1) Secure the wires from the USB Assy. (4) Style the 4P wire (F-VIDEO) so that it goes below the corresponding cables marked with circles in the figure Wire (USB <-> DSP) below.
  • Page 53 After repair, wrap the wires again, using new CU tape foil. When repairing an assy on the rear side, as the wires are disconnected/connected with connectors, you don't have to peel off CU tape foil. After disconnecting the wires, style them again, following the procedures shown above. u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 54 3 7 63 1515 0 [2] Heatsink Section Caution: Heatsink section in work becomes hot, and be careful with it. Remove the cabinet by removing the 10 screws. (VSX-820-K) (VSX-520-K) (1) Remove the seven screws. (BBZ30P080FTC) • Bottom view L 13942296513...
  • Page 55 Note: The power transistor on the AMP Assy and heatsink on the MAIN Assy come closer. AMP Assy Make sure that they will not come into contact. L 13942296513 Power transistor Heatsink Heatsink section + AMP Assy u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 56 3 7 63 1515 0 [3] MAIN Assy Remove the cabinet by removing the 10 screws. • Rear view (VSX-820-K) (1) Remove the seven screws. (BBT30P100FTB) • Rear view (VSX-520-K) (2) Remove the three screws. (BBZ30P080FTC) MAIN Assy (3) Remove the six screws. (BBZ30P180FTC) L 13942296513 (4) Arrange the unit as shown in the photo below.
  • Page 57 3 7 63 1515 0 [4] DSP Assy (for VSX-820-K) Remove the cabinet by removing the 10 screws. (1) Remove the five screws. (B020930083B10-IL) Chassis back ×24 (2) Remove the one screw. (BMZ30P100FTB) ×5 (3) Remove the 24 screws. (BBT30P100FTB) (4) Remove the seven screws.
  • Page 58 Be sure to confirm soldered portions before use and enhance soldering, if necessary. u163 During attaching/detaching the jig, be careful not to damage the connectors or injure yourself. Board to board extension jig cable (GGD1673) DSP Assy VSX-820-K http://www.xiaoyu163.com...

  • Page 59: Each Setting And Adjustment

    • PC with a serial port • Firmware ("mot" extension) • RS-232C cable (9-pin to 9-pin, straight cable) • Firmware for updating USB (VSX_USB.rom)(VSX-820-K ONLY) • RS-232C UPDATE jig : GGF1642 (Do not use FFC of GGF1642. Remove it and •...
  • Page 60 7 Press the EXIT button to terminate the updating program. Unplug the AC cord of the unit then disconnect the FFC of the updating jig. If the following messages are displayed, shut the update program down, and start the update again from step 1. u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 61 3 7 63 1515 0 2) How to Update the USB Microcomputer (VSX-820-K ONLY) [Procedures] 1. Copy the “VSX_USB.rom” file to the root directory of a USB memory device. 2. Press the iPod USB key on the remote control unit to select iPod/USB function then connect the USB memory device.

  • Page 62: Idle Current Adjustment

    Idle current VR: VR201FR VR: VR201SR VR: VR201C VR: VR201SL VR: VR201FL TP201FR 3PIN TP201SR 3PIN TP201C 3PIN TP201SL 3PIN TP201FL 3PIN TEST POINT(+) TEST POINT(+) TEST POINT(+) TEST POINT(+) TEST POINT(+) u163 TP201FR 1PIN TEST POINT(-) [Fig 1.] VSX-820-K http://www.xiaoyu163.com...
  • Page 63 3 7 63 1515 0 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 64: 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.) 9.1 PACKING SECTION Poly bag packing style Tape (clear) Cord AC VSX-820-K/CUXCNSM Only VSX-820-K/CUXCNSM Only L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 65 NSP 14 Label VRW1629 15 • • • • • NSP 16 Label Getter See Contrast table (2) L 13942296513 (2) CONTRAST TABLE VSX-820-K/CUXCNSM and VSX-520-K/CUXCNSM are constructed the same except for the following: VSX-820-K VSX-520-K Mark Symbol and Description /CUXCNSM /CUXCNSM...

  • Page 66: Exterior Section (Vsx-820-K)

    9.2 EXTERIOR SECTION (VSX-820-K) 3 7 63 1515 0 ×6 ×2 L 13942296513 ×2 ×5 ×3 ×14 ×5 ×5 u163 ×2 ×6 VSX-820-K http://www.xiaoyu163.com...
  • Page 67 3 7 63 1515 0 ×4 ×4 ×34 ×6 ×7 ×5 L 13942296513 ×6 ×2 Silicon adhesive (GYA1011) ×14 ×2 ×3 ×4 ×4 ×4 ×5 ×15 ×10 ×5 ×5 ×5 ×5 ×5 u163 ×2 Silicon grease ×2 (GEM1057) VSX-820-K http://www.xiaoyu163.com...
  • Page 68 EXTERIOR SECTION (VSX-820-K) PARTS LIST Mark No. Description Part No. 3 7 63 1515 0 Mark No. Description Part No. 46 Cover 4317215111000-IL 1 INPUT Assy 7028069131010-IL 47 Clamp MTG 4330000310000-IL 2 AMP Assy 7028067523010-IL 48 Clamp 4330040343010-IL 3 SPEAKER Assy...
  • Page 69 3 7 63 1515 0 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 70: Exterior Section (Vsx-520-K)

    9.3 EXTERIOR SECTION (VSX-520-K) 3 7 63 1515 0 ×6 ×2 L 13942296513 ×2 ×5 ×3 ×14 ×5 u163 ×6 VSX-820-K http://www.xiaoyu163.com...
  • Page 71 3 7 63 1515 0 ×4 ×4 ×34 ×6 ×7 ×4 L 13942296513 ×6 ×2 Silicon adhesive (GYA1011) ×14 ×2 ×3 ×4 ×4 ×4 ×5 ×2 ×15 ×10 ×5 ×5 ×5 ×5 u163 Silicon grease (GEM1057) VSX-820-K http://www.xiaoyu163.com...
  • Page 72 25 Transistor (Q2011-Q2015) J5032390Y0000-IL > 26 Cord Assy L068125101710-IL NSP 27 Cable, Flat Card 1.25 N712192533810-IL 28 Pioneer Badge B (PLS) XAM3006 29 Sheet 1210210235000-IL 30 Sheet 1210210772000-IL 31 • • • • • 32 • • • • •...
  • Page 73 3 7 63 1515 0 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 74: Schematic Diagram

    10. SCHEMATIC DIAGRAM 3 7 63 1515 0 10.1 INPUT ASSY (SW) (SW) CP502 (SW) (SW) L 13942296513 VSX-820-K ONLY (SW) VSX-820-K ONLY u163 CP117 CP118 VSX-820-K http://www.xiaoyu163.com...
  • Page 75 3 7 63 1515 0 INPUT ASSY The > mark found on some component parts indicates the importance of the safety factor of the part. (7028069131010-IL: VSX-820-K) Therefore, when replacing, be sure to use parts (7028069131020-IL: VSX-520-K) of identical designation.

  • Page 76: Amp Assy

    AMP ASSY (7028067523010-IL) IDLE CURRENT (FL) (FL) (FL) L 13942296513 IDLE (SL) CURRENT (SL) (SL) (FL) : Audio Signal Route (Front L ch) (SL) : Audio Signal Route (Surround L ch) u163 : Audio Signal Route (Center ch) VSX-820-K http://www.xiaoyu163.com...
  • Page 77 The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. IDLE CURRENT (FL) L 13942296513 IDLE CURRENT (FL) (FL) (SL) (SL) IDLE CURRENT u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 78: Speaker, Headphone And Mic Assys

    10.3 SPEAKER, HEADPHONE and MIC ASSYS 3 7 63 1515 0 SPEAKER ASSY (7028069151010-IL: VSX-820-K) (7028069151030-IL: VSX-520-K) VSX-820-K ONLY (FL) (FL) (FL) (SL) (SL) (SL) (SL) L 13942296513 1. SET OPTION TABLE Ref. NO. VSX-820 VSX-520 5267-02A CP405 2. VSX-820/520 DESTINATION OPTION TABLE Ref.

  • Page 79: Portable, Pt, Hp_Guide, Cnt1, Cnt2, Guide_L And Guide_R Assys

    10.4 PORTABLE, PT, HP_GUIDE, CNT1, CNT2, GUIDE_L and GUIDE_R ASSYS 3 7 63 1515 0 VSX-520-K ONLY PORTABLE ASSY (702806911A010-IL) PT ASSY (7028069112010-IL) HP_GUIDE ASSY (7028069115010-IL) L 13942296513 CP126 CP125 CNT2 ASSY (7028069113010-IL) CNT1 ASSY (7028069119010-IL) CP703 GUIDE_L ASSY GUIDE_R ASSY (7028069117010-IL) (7028069118010-IL) u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 80: Video Assy

    10.5 VIDEO ASSY 3 7 63 1515 0 VSX-820-K VIDEO ASSY ONLY (7028069141010-IL: VSX-820-K) MONITO CONTRO (7028069141040-IL: VSX-520-K) INPUT R1058 330(VSX-820-K) 0(VSX-520-K) (BU4 (Cb) (Cr) L 13942296513 VSX-820-K ONLY VSX-520-K ONLY (Cb) (Cb) (Cr) (Cr) COMPONENT NJM2586M FUNC u163...
  • Page 81 3 7 63 1515 0 VSX-820-K ONLY MONITOR DVR-REC CONTROL-A CONTROL-C INPUT MUTE R1058 30(VSX-820-K) (VSX-520-K) CVBS INPUT SW (BU4051BCF) INPUT OUTPUT FUNCTION A B C X X X L L L VIDEO H L L L H L...

  • Page 82: F-Video, Front And Function Assys

    10.6 F-VIDEO, FRONT and FUNCTION ASSYS 3 7 63 1515 0 FRONT ASSY VSX-820-K ONLY (7028069121010-IL: F-VIDEO ASSY (7028069123010-IL) VSX-820-K) (7028069121020-IL: VSX-520-K) CP804 CP110 : Audio Signal Route : Video Signal Route The > mark found on some component parts L 13942296513 indicates the importance of the safety factor of the part.
  • Page 83 3 7 63 1515 0 10-IL: 20-IL: VSX-820-K ONLY L 13942296513 VSX-820-K ONLY CP802 u163 23P: VSX-820-K FPC101 19P: VSX-520-K VSX-820-K http://www.xiaoyu163.com...

  • Page 84: Main And Reg Assys

    10.7 MAIN and REG ASSYS 3 7 63 1515 0 MAIN ASSY (7028069111010-IL: VSX-820-K ONLY VSX-820-K) (7028069111060-IL: VSX-520-K) CP403 KDS4148U : Video Signal Route KDS4148U CP402 CP405 CN121A VSX-820-K ONLY CN701 L 13942296513 CN202 REG ASSY CN201 (7028069162010-IL) CN202 The >...
  • Page 85 3 7 63 1515 0 CN202 VSX-820-K ONLY CN203 CN204 L 13942296513 R145 R146 47k: VSX-820-K OPEN: VSX-820-K OPEN: VSX-520-K 47k: VSX-520-K VSX-820-K ONLY FROM HEATSINK REG ASSY KIA7805API VSX-820-K ONLY u163 CN807 CP704 CN200 VSX-820-K VSX-820-K VSX-820-K ONLY...

  • Page 86: Hdmi Assy

    10.8 HDMI ASSY 3 7 63 1515 0 HDMI Receiver IC VSX-820-K ONLY L 13942296513 VSX-820-K ONLY u163 CP111 VSX-820-K http://www.xiaoyu163.com...
  • Page 87 3 7 63 1515 0 HDMI ASSY (7028069191010-IL: VSX-820-K) (7028069191020-IL: VSX-520-K) HDMI Transmitter L 13942296513 u163 The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.

  • Page 88: Dsp Assy (1/2)

    10.9 DSP ASSY (1/2) 3 7 63 1515 0 DSP ASSY (7028069161010-IL: VSX-820-K) (7028069161020-IL: VSX-520-K) The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
  • Page 89 3 7 63 1515 0 VSX-820-K ONLY L 13942296513 u163 CP115 VSX-820-K http://www.xiaoyu163.com...

  • Page 90: Dsp Assy (2/2)

    10.10 DSP ASSY (2/2) 3 7 63 1515 0 DSP ASSY (7028069161010-IL: VSX-820-K) (7028069161020-IL: VSX-520-K) VSX-820-K ONLY CP200 L 13942296513 u163 CP116 VSX-820-K http://www.xiaoyu163.com...
  • Page 91 3 7 63 1515 0 VSX-820-K ONLY L 13942296513 The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 92: Usb Assy (Vsx-820-K Only)

    10.11 USB ASSY (VSX-820-K ONLY) 3 7 63 1515 0 CP105 USB ASSY (7028069171010-IL) The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
  • Page 93 3 7 63 1515 0 CN802 CP105 L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 94: Bt Assy

    10.12 BT ASSY 3 7 63 1515 0 BT ASSY (7028069181010-IL) CN502 L 13942296513 CN501 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 95: Pcb Connection Diagram

    1. The parts mounted on this PCB include all necessary parts for several destinations. SIDE A For further information for respective desti- nations, be sure to check with the sche- matic diagram. SIDE B P.C.Board Chip Part L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 96: Input Assy

    11.1 INPUT ASSY 3 7 63 1515 0 SIDE A SIDE A INPUT ASSY L 13942296513 CP801 CP802 u163 CN201 CN707 (VSX-820-K) CN703 (VSX-520-K) Q816 Q817 IC803 IC804 Q815 Q818 VSX-820-K http://www.xiaoyu163.com...
  • Page 97 Q822 Q835 Q831 Q825 Q833 Q829 Q827 Q813 Q837 Q813 Q813 u163 Q802 Q821 Q836 Q832 Q826 Q834 Q830 Q828 IC802 Q804 Q823 Q824 IC801 Q807 Q820 Q819 Q810 Q809 Q812 Q814 Q806 Q808 Q805 Q801 Q803 Q811 VSX-820-K http://www.xiaoyu163.com...

  • Page 98: Amp Assy

    Q203SR Q202SL Q202SR Q206FR Q206SL Q202FL Q206FL Q202FR VR201FL VR201FR VR201SR VR201SL VR201C Q205FR Q205SR Q205C Q201SL Q201SR Q201FL Q201C Q201FR Q207FR Q207FL Q207SL Q207FL Q207SL Q205SL Q205FL L 13942296513 SIDE B AMP ASSY u163 CN201 CN202 CP203 VSX-820-K http://www.xiaoyu163.com...
  • Page 99 3 7 63 1515 0 SIDE A CN401 CP203 L 13942296513 SIDE B u163 CP203 VSX-820-K http://www.xiaoyu163.com...

  • Page 100: Speaker, Headphone, Mic And Portable Assys

    11.3 SPEAKER, HEADPHONE, MIC and PORTABLE ASSYS 3 7 63 1515 0 SIDE A SIDE A SPEAKER ASSY L 13942296513 CP403 CP402 CN104 CN103 VSX-820-K Only MIC ASSY CN707 CP802 VSX-520-K Only PORTABLE ASSY HEADPHONE ASSY u163 CN703 C D E F...
  • Page 101 3 7 63 1515 0 SIDE B SIDE B SPEAKER ASSY L 13942296513 CP402 CP403 Q401 Q402 Q403 Q404 VSX-820-K Only MIC ASSY CN707 IC703 VSX-520-K Only HEADPHONE ASSY PORTABLE ASSY u163 CN703 C D E F VSX-820-K http://www.xiaoyu163.com...

  • Page 102: Pt, Hp_Guide, Cnt1, Cnt2, Guide_L And Guide_R Assys

    HP_GUIDE ASSY Q130 Q128 Q129 Q133 Q131 Q132 Q127 Q126 Q134 Q135 Q136 CN201 CN202 CP125 CP126 CN601 CP128 CNT2 ASSY CNT1 ASSY L 13942296513 CN703A CP703 GUIDE_R ASSY GUIDE_L ASSY u163 G H I J K L VSX-820-K http://www.xiaoyu163.com...
  • Page 103 3 7 63 1515 0 SIDE B SIDE B PT ASSY HP_GUIDE ASSY CN202 CN201 CN601 CNT2 ASSY CNT1 ASSY L 13942296513 CN703A GUIDE_R ASSY GUIDE_L ASSY u163 G H I J K L VSX-820-K http://www.xiaoyu163.com...

  • Page 104: Video Assy

    11.5 VIDEO ASSY 3 7 63 1515 0 SIDE A SIDE A VIDEO ASSY L 13942296513 u163 IC1002 VSX-820-K http://www.xiaoyu163.com...
  • Page 105 3 7 63 1515 0 SIDE B SIDE B VIDEO ASSY L 13942296513 u163 IC1006 IC1003 IC1001 IC1004 IC1005 Q1005 Q1007 Q1008 Q1006 Q1011 VSX-820-K http://www.xiaoyu163.com...

  • Page 106: F-Video, Front And Fnction Assys

    11.6 F-VIDEO, FRONT and FNCTION ASSYS 3 7 63 1515 0 SIDE A FRONT ASSY (1/2) CN705_A CN802 CP802 VSX-820-K Only CN705_B L 13942296513 FUNCTION ASSY FRONT ASSY (2/2) CP703 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 107 3 7 63 1515 0 SIDE A Q702 L 13942296513 VSX-820-K Only CP110 CP804 CN701 F-VIDEO ASSY u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 108 3 7 63 1515 0 SIDE B FRONT ASSY (1/2) IC701 L 13942296513 VSX-820-K Only CN701 F-VIDEO ASSY u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 109 3 7 63 1515 0 SIDE B IC701 CN802 CN705_A CN705_B L 13942296513 FUNCTION ASSY FRONT ASSY (2/2) CP703 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 110: Main And Reg Assys

    11.7 MAIN and REG ASSYS 3 7 63 1515 0 SIDE A CP402 CP403 CN1001 VSX-820-K Only CN103 CN104 CP122 CP12 CP405 MAIN ASSY CN106 AC CORD or INLET L 13942296513 CP128 CP107 CP126 CN207B CN601 CN202 CN202 CN207A...
  • Page 111 VSX-820-K CP123 CP121 CP110 CP117 CP118 CP114 Only L 13942296513 207B CP125 CP200 CN501 CP120 CP116 CP501 CN806 CN204 CN201 CN207A u163 CN200 REG ASSY VSX-820-K Only Q123 Q124 IC102 IC106 IC109 IC110 Q122 IC120 IC115 IC101 Q121 VSX-820-K http://www.xiaoyu163.com...
  • Page 112 3 7 63 1515 0 SIDE B MAIN ASSY CP114 CP117 CP111 CP115 CP118 CP122 CP112 CP116 CP120 CP110 CP121 CP123 L 13942296513 CP126 CP200 CP125 CN20 CN501 CN207A u163 REG ASSY IC120 IC110 IC109 IC106 Q202 Q201 Q137 IC101 Q112 VSX-820-K http://www.xiaoyu163.com...
  • Page 113 3 7 63 1515 0 SIDE B CN106 CP122 CP123 CN104 CN103 L 13942296513 CP126 CP107 CP128 CN207B CN207A u163 EG ASSY Q138 202 Q201 Q137 Q203 Q111 Q301 Q101 Q300 IC301 Q302 VSX-820-K http://www.xiaoyu163.com...

  • Page 114: Hdmi Assy

    11.8 HDMI ASSY 3 7 63 1515 0 SIDE A SIDE A HDMI ASSY CN703A CP703 L 13942296513 CN701 CN702 u163 CP112 CP111 Q709 Q710 Q708 Q717-Q720 IC706 IC703 IC8311 IC705 Q712 IC704 IC701 Q711 IC702 Q716 Q714 VSX-820-K http://www.xiaoyu163.com...
  • Page 115 3 7 63 1515 0 SIDE B SIDE B HDMI ASSY CP703 L 13942296513 CN702 CN701 u163 Q713 Q715 Q706 Q707 Q703 Q704 Q701 Q702 VSX-820-K http://www.xiaoyu163.com...

  • Page 116: Dsp Assy

    11.9 DSP ASSY 3 7 63 1515 0 SIDE A SIDE A DSP ASSY IC110 IC109 L 13942296513 IC106 IC102 IC100 IC101 u163 VSX-820-K http://www.xiaoyu163.com...
  • Page 117 3 7 63 1515 0 SIDE B SIDE B DSP ASSY L 13942296513 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 118: Usb Assy (Vsx-820-K Only)

    11.10 USB ASSY (VSX-820-K ONLY) 3 7 63 1515 0 SIDE A SIDE A CN802 USB ASSY CP802 IC803 L 13942296513 IC801 IC805 u163 CP105 CN805 CN807 CP105 VSX-820-K http://www.xiaoyu163.com...
  • Page 119 3 7 63 1515 0 SIDE B SIDE B USB ASSY CP802 IC802 IC804 L 13942296513 u163 CN807 CN805 VSX-820-K http://www.xiaoyu163.com...

  • Page 120: Bt Assy

    11.11 BT ASSY 3 7 63 1515 0 SIDE A SIDE A BT ASSY CP501 Q500 IC500 CN501 L 13942296513 SIDE B SIDE B BT ASSY CP501 u163 VSX-820-K http://www.xiaoyu163.com...

  • Page 121: Pcb Parts List

    1..HDMI ASSY (VSX-520-K) 7025HK0915016-IL 2..HEADPHONE ASSY 7028069114010-IL 2..HDMI ASSY (VSX-820-K) 7028069191010-IL 2..HP_GUIDE ASSY 7028069115010-IL 2..HDMI ASSY (VSX-520-K) 7028069191020-IL 2..MIC ASSY (VSX-820-K ONLY) 7028069116010-IL 2..GUIDE_L ASSY 7028069117010-IL 1..USB ASSY (VSX-820-K ONLY) 7025HK0916016-IL 2..USB ASSY (VSX-820-K ONLY) 7028069171010-IL 2..GUIDE_R ASSY 7028069118010-IL 2..CNT1 ASSY 7028069119010-IL 1..BT ASSY...
  • Page 122 Q 815,816 J5441170Y0050-IL Q 817,838,839 J520101411210-IL C 215 D0422R208C050-IL Q 818 J522104411210-IL Q 828,830,832,834 J522020011210-IL Q 836 J522020011210-IL SPEAKER ASSY (VSX-820-K) D 801-810,813,814 K005041480030-IL L 13942296513 SEMICONDUCTORS D 9801,9802 (ZD801,802) K06006R844520-IL Q 401-404 J522102371210-IL D 401-408 K005041480030-IL MISCELLANEOUS JA 801...

  • Page 123: Headphone Assy

    4330000120000-IL SEMICONDUCTORS D 705,706 K005041480030-IL GUIDE_R ASSY MISCELLANEOUS MISCELLANEOUS JA 701 JACK,D6.5 G402PJ612AG0Y-IL 901,902,905 JHMX9800 (ON) HAITI) 4330000120000-IL MIC ASSY (VSX-820-K ONLY) VIDEO ASSY (VSX-820-K) SEMICONDUCTORS SEMICONDUCTORS IC 703 J121458000020-IL D 715,716 K005041480030-IL IC 1001 J040744051500-IL D 9705-9707 (ZD705-707) K06605R14P400-IL...
  • Page 124 S 715 SWITCH G180501000010-IL SCREW B020030081B10-IL S 9702 (VEC702) SW,ENCODER G121123050021-IL HEAT SINK 2120210958050-IL 104,114 HEAT SINK 2120000818020-IL MAIN ASSY (VSX-820-K) JHMX9800 (ON) HAITI) 4330000120000-IL FU 301 FUSE GLASS TUBE 20MM N751506301160-IL SEMICONDUCTORS IC 101 8952520000011-IL RESISTORS IC 102 J126790500070-IL...
  • Page 125 K005041480030-IL SEMICONDUCTORS D 106 K000013300520-IL IC 113 J126780500110-IL D 110,111,131-134 K000400700010-IL D 128,135,136 K005041480030-IL D 137-140,305-308 K000400700010-IL HDMI ASSY (VSX-820-K) D 301-304,315 K005041480030-IL SEMICONDUCTORS D 7101-7103 (BD101-103) K047604000020-IL IC 701 J126111712040-IL D 9103,9104 (ZD103,104) K06016R044520-IL IC 702 SII9134CTU D 9107 (ZD107)
  • Page 126 Q 714 J522101411210-IL C 116,157,228 D040221082090-IL D 711-720 K067020500010-IL C 146 D040222083010-IL D 9701 (ZD701) K06605R14P400-IL MISCELLANEOUS USB ASSY (VSX-820-K ONLY) JA 702-705 CN.WAFER L109100190050-IL X 701 CRYSTAL CHIP (27 MHz) E80527R000050-IL SEMICONDUCTORS X 702 CRYSTAL CHIP(16 MHz) E80516R000050-IL IC 801...

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