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VSX-921-K VSX-521-K - Amazon Web Services

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1. CN703 ausa Ferri pend Br MER Era 1 7050 DATA DET ere o MAIN spa 11827 E Em D70191030 IL E Ado pod 070191050 IL um ve s jams Tomo amp AGND 2 SIRIUS_RXITXD 70191020 IL 8 EE Sern AST BE pud BE E rH Fi EH 9210NLY p Eug 8834 SCR N amoc eas ho Foam Eg Er TRE ap prr pon E hmira 702807018030 IL gus 1 SST HSV 1S ALY 307018050 IL L MAN 8 SCDO MAIN 15DC DET Er voou mml risun pon ccc pee pov ccc Taper Soour wn pon Fre E ME CN CN ise NS pror ooo sat 22v ME 7 8822 MUTE IL ie Ea IMMA ys m mnm 4DGND1 22 HDMI SV 9REC_MUTE ce ce ce JAGADA D MAIN 28GNDH aa Eug co co co NAM NNA ooo FE BRIDGE A Vane gt BRIDGE p say 15 BRIDGE B row sor ast m e c LO Hm lt gt lt gt lt gt lt CN704B 921 821 31P NNN ea z CPU 521 27P SONDA
2. Measurement Adjustment Channel Pointe Points Procedure TP404 pin 1 D Turn on the power PE 404 3 Maid TP402 pin 1 4 2 Perform aging for one minute FR VR402 TP402 3 Connect digital voltmeter to the measurement point C TP403 1 VR403 403 pin 3 4 Turn the adjustment VR so that the voltage becomes 401 pin 1 in 2 0 mV x 0 2 mV SL 401 3 VR401 Condition signal load SR TP405 pin 1 VR405 405 pin 3 TP406 pin 1 SBL TP406 pin 3 bed TP407 1 SBH 407 pin 3 VR40 e Adjustment points and measurement points see fig 2 assy 205 als El 5 E Ol BP pd A e Fig 2 68 VSX 821 K 1 2 3 4 VSX 821 K 69 9 EXPLODED VIEWS PARTS LIST NOTES Parts marked NSP are generally unavailable because they not our Master Spare Parts List e The N 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 Screws adjacent to W mark on product are used for disassembly For the applying amount of lubricants o
3. An lt qu dtu abate eal e 44 5 3 USB iPod ERROR MESSAGE ce tace d ot dia dao see te deir 45 5 4 DETECTION CIRCUIT 46 bl SERVICE Ru at PE 48 p T SERVICE MOD B i A E 48 ZIDISASSEMBLUE 3 5 Uo des ee LA mea 52 8 EACH SETTING AND ADJUSTMENT irte ce ets cds a 62 8 1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPAIRED OR REPLACED t 62 8 2 UPDATING OF THE FIRMWARE ice tese etsi ne esc av sdb ee e 63 8 3 IDLE CURRENT ADJUSTMENT etd tu o der cere meteo g duet 67 9 EXPLODED VIEWS AND PARTS LIST e en ust e t eu es tal Gos teehee Satie e 70 Oi PACKING SECTIONS ou o oc Dp p ina ta ul 70 10 SCHEMATIC DIAGRAM suse cai uc a M de ds 80 TDI UID PSN a mn enu ce n tas LL UM Ri e EE 80 10 2 AMP ASSY 1 2 for VSX 921 K ette ceno tee uae at DES LR us 82 10 3 AMP ASSY 2 2 for VSX 921 K Em 84 10 4 AMP ASSY 1 2 for VSX 821 K VSX 521 K dete ie 86 10 5 AMP ASSY 2 2 for VSX 821 K VSX 521 K ient 88 MAIN ASSY A cU e LM iU Md 90 10 7 SUBWOOFER HEADPHONE MIC GUIDE L R WIRE GUIDE and B ASSYS 92 10 8 VIDEO ASSY e eei e i a dM
4. YO oO cO 24 2 3 4 IC1303 Ic1302 ADV7181CBSTZ Video Decoder VSX 921 only CN1304 CVBS CYINDVC CBINDVC CRINDVC COMPONENT amp CVBS SELECT NJW1327 1V 0dB NM COMP1 Y 050 COMP1 Cb 1 1V 0dB 1V 0dB OOOO 1V 0dB 1V 0dB 055006 06060 00500 VSX 821 K 2 m 3 m 4 ic1308 Pe ye mox vc i Ti soccer 11311 Video Scaler 321 only do j mal r MONITOR 75 OUT DVR MONITOR 76 Qo OUT 75 1007 174781 3 osp F 14 318MHz NTSC T i VSX 821 K 5 6 7 25 1 2 m 3 m 4 4 7 POWER SUPPLY and MAIN UCOM BLOCK DIAGRAM MAIN 55 Z 6800 63 S1 AMP B B ae Z 6800 63 gt 023 017 lt 2168 5 7812 MTZ16B Not use A gt 7812 KIA7805AP 2 12V 12V 4 2 4700 25 Z 1000 25 2 KIA7912P
5. 5 V 100 mA Miscellaneous Power Requirements ssa 120 V 60 Hz Power Consumption Ii SCAN AD A 0 4 W Control OFF Dimensions 435 mm W x 168 mm H x 362 5 mm D 173 16 in W x 65 8 in H x 145 16 in D Weight without 9 6 kg 21 Ib 3 oz Furnished Parts Microphone for Auto MCACC 1 Remtote conitrol 1 Dry cell batteries AAA size IEC R03 ind AM loop antenna 1 1 1 wire iPod cable 252 Operating Note Specifications and the design are subject to possible modifications without notice due to improvements Manufactured under license from Dolby Laboratories Dolby Pro Logic Surround EX and the double D symbol are trademarks of Dolby Laboratories Manufactured under license under U S Patent 5 5 451 942 5 956 674 5 974 380 5 978 762 6 226 616 6 487 535 7 212 872 7 333 929 7 392 195 7 272 567 4 other U S and worldwide patents issued amp pending DTS and the Symbol are registered trademarks amp DTS HD DTS HD Master Audio and the DTS logos are trademarks of DTS Inc Product includes software DTS Inc All Rights Reserved Dry cell b
6. m FM wire antenna wel iPod cable a 1 Operating instructions seren nanna anna 1 Note Specifications and the design are subject to possible modifications without notice due to improvements Manufactured under license from Dolby Laboratories Dolby Pro Logic Surround EX and the double D symbol are trademarks of Dolby Laboratories Manufactured under license under U S Patent 5 5 451 942 5 956 674 5 974 380 5 978 762 6 226 616 6 487 535 7 212 872 7 333 929 7 392 195 7 272 567 4 other U S and worldwide patents issued amp pending DTS and the Symbol are registered trademarks amp DTS HD DTS HD Master Audio and the DTS logos are trademarks of DTS Inc Product includes software DTS Inc All Rights Reserved Dry cell batteries AAA size IEC x2 Remote control 8300762100010 IL 6 VSX 821 K VSX 921 K Amplifier section Continuous average power output of 80 watts per channel min at 8 ohms from 20 Hz to 20 000 Hz with no more than 0 08 total harmonic distortion eire az i i 80 W 80 W Power output 1 kHz 8 Q 0 05 110 W per channel Guaranteed speaker 6Q to 160 Measured pursuant to the Federal Trade Commission s Trade Regulation rule on Power Output Claims for Amplifiers Measured
7. B 8 3 d p SUBWOOFER d MAIN ASSY ASSY H WOOFER OUT VSX 821 K 19 1 2 m 3 EH 4 LI 4 4 D MAIN BLOCK DIAGRAM for VSX 821 K VSX 521 K T 1c1300 5 5 111117 1 2 g 2 3 2 HDMI 3 3V E i IE I I f 3 g 5 X1300 2 3 alg H HDMI 27MHz H s ee 1317 HPD DVR n 3 TC74VHC157FTS1 5V DVR 28 108
8. fi hi MAIN MICOM B H BJ a i 8 aa 2 Ic293 S wor M3 30RFGPFP po SET OPTION 81 STEP OPTION 82 me R221 R222 EA sex PS_3 VSX 48 4x 3k CUXCN OPEN Ra un 4 VSX 921K OPEN 47K SYXCN5 4X ED ka VSX 821 47K OPEN FLXCN en s PWXCN 47K mo wen m ANS Pee VSX 421 24K 47K JXCN RES201 16MHz CL 16pF ERES 204 24 16 ZIN mark found on some component ports indicotes the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation 6 m 7 m 8 27 5 DIAGNOSIS 5 1 TROUBLESHOOTING 1 No Power Does the unit power on lt at the moment when canceling DC error detection No Go to 2 DSP TROUBLESHOOTING below Note Refer to 3 4 How to cancel the status after detection of the DC error of 6 1 3 Yes Check which error is detected and diagnosis the circuit 2 DSP TROUBLESHOOTING TROUBLESHOOTING FOR ALL DESTINATION Step 0 Preliminary confirmation CP1306 CN1304 CP1305 CP1304 CN1303 to connector wire Note CN1304 using the model VSX 921 40 826 Note2 CN1303 using the model VSX 921 40 826 821 Step 1 Fixed board Are the connectors securely inserted Step 2 Power supply
9. DSP 3 3V IC1325 AOZ1073AI DC DC C1306 AOZ1073AI DC DC H HDMI 12VF JDSP RDY MC69 05 SDOUT MC67 05 SCL MC63 DSP SDA MC61 DSP CS MC68 14 DSP IC1324 TMS320DA788 SPDIFIN DL2 TXMCK SD3 DR2 502 011 SD1 DR1 TXSD TXWS TXSCK 10 11 AUDIO INPUT 1308 5 CONFIG part 49 HDMI_ SCL H 5v INT 9134 1V8 HDMI 3 3V HT_RST HT Ic1310 11117 1 8 50 40 46 47 ARc_SPDIF CEC_A 51 DDC HDMI OUT Ic1309 Curr Limit 74614160 DRIVE CIRCUT RST sr vcc IC1314 HDMI SCL NJM2831F05 IST H45V c 5V 1 1315 NJM2831F33 CPU3 3V jABT3 3 EN 16 Sub M3030RFGPFP DSP 3 3V DSP 3 3V 1 1321 IS42S16400F 6TL SDRAM VSX 821 K CEC_PWR DSP_RST MC65 12 M N M 8 Er 58 8 H_PWR2 CSCK_MAIN MC80 suB ON SUB RST MC77 12 SUB_IRQ MC74 5 00 MAIN MC79 _ 75 21 SUB IRQ MC74 19 MAIN IRQ MC72l 20 SUB PDN MC76 12 SUB RST MC77
10. 101322 741 257 17 XMCK DIR 50 0 130 ADC SDTO 142 9 DSP BCK 144 12 DSP_LRCK 113 SDIN1 115 SDIN2 116 SDIN3 117 SDIN4 FROM MAIN B D H_PWR1 H_PWR2 HDMI 12V DC DC IC1306 A0Z1073AI DSP IC1324 TMS320DA788 DSP 3 3V DSP 43 3V i 2 i 2 za 5 VSX 821 K 9 Sx 52 a 8 5 PWR DSP_RST MC65 12 75 21 SUB IRQ MC74 19 MAIN IRQ MC72J 20 SUB PDN MC76 12 SUB RST NC77 35 5 MAIN MC78 36 SCDO MAN NC79 37 5 MAIN MCBO SUB ON MC73l DSP RST MC6S DSP SDA MC61 DSP SCL MC63 DSP SDOUT MC67 DSP CS MC68 DSD SEL MC45 4588 50 59 4588 SCL MC60 4588 58 HDMI 5V IST HH5V CPU ST vccl THRU LED THRU LED ON SUB RST MC77 SUB PDN MC76 SUB_IRQ MC74 ISCDO 79 MAIN MCBQ Gs FROM MAIN MICOM CPU B D 23 4 6 VIDEO BLOCK DIAGRA J L J 7 TMDS mm Video BUS Analog Video O TV SAT O CVBS IN VSX 921 VSX 821 7777777 FRONT Y
11. 8 Select the update enter ICCO Enter ID Enter ff in all field 9 Press OK button to go to next step Selection of upgrade file Select the update Select VSX821Sub_v112 mot file to Press the OK button update MCU 821 amp 521 amp 421 Select VSX x21Sub_v0xx mot file to update the MCU 921 K amp 40 8 826 Select VSX 921Sub_v0zz mot file to update the MCU Enter ID Press the OK button 9 Set speed update and update the MCU f MES Set speed of update Set speed of update Set Baud rate to 38400 Default Baud rate is 9600 Press the OK button 2 Update the MCU E PR gt Erase Program Read 2 Update the MCU Press the E PR button Press OK button 10 Update Finished SUB microcomputer 116 Flash Start Press the button Press the Exit button Please wait for until this window disappears If the following messages are displayed shut the update program down and start the update again from step 1 M16C Flash Start on the JIG s Board Press the OK button 11 Turn the main unit off STANDBY mode Disconnect the FFC cable Push the reset button during 1sec 65 lll Check to the software VER of MAIN amp Sub microcomputers 12 Make sure that the main unit is in STANDBY mode Press and hold the ENTER and STANDBY O
12. Seco lt WM 6vGH o E I 5 2 Y 4c 25 WM 55574 assy any BJE dyvads I NOLLO 3130 Od HIMOd LINDY T3NNVHO 1 INOJj 606 441 Ndo 34 Ase 2 8 E I Assy nao Fl assy m JMDJHID NO 193 VSX 821 K 46 2 Protection V p oupp duu a Jayv3dSs l 120 1 e 1 ES 1 828 _ TINNVHO 1 yns venas Tvnd3HL lava assy Ee LINONIO NOILOJ i eg F k c193108d er A 84 oupp duu zl I Jayv3dSs I EE AQ IWWH3HL YL ASS YLZD 130 uu se E 9628 esa 142 P 90221 4 Dow 4 aul ES z E 4 ET assy nao ASSV 12 12 NOILOJ 47 VSX 821 K gt 6 SERVICE MODE 6 1 SERVICE MODE 1 Display mode for numbers of protection detec
13. VSX 821 K 51 5 6 7 8 7 DISASSEMBLY Note 1 Even if the unit shown in the photos illustrations in this manual differ from your product the procedures described here are common 2 For performing the diagnosis shown below the following jigs for service is required Board to board extension jig cable GGD1733 Board to board extension jig cable GGD1734 31P extension jig FFC GGD1738 9P extension jig cable GGD1739 13P extension jig cable GGD1740 1 Discharging MAIN Assy Capacitor 55 58 Procedures 1 Unplug the power cord 2 Disconnect the 10P connector from 403 of the Assy between CN3 of the MAIN Assy 3 Connect B and B terminal of the D7 using resistor leads with 47 100 ohms 2 W or higher for discharging Discharging time 30 60 seconds depending on the level of resistance 4 Check that the voltage between the B and B terminals is less than 1 V using a tester Be sure to connect the GND terminal of the tester to the chassis f the voltage is still 1 V or higher repeat Step 3 MAIN Assy AMP Assy 47 100 ohms 2 W higher 2 FL 30V Capacitor Procedures 1 Unplug the power cord 2 Connect CN704A pins 1 or 2 30V of the FRONT Assy and GND terminal using resistor leads with 47 100 ohms 2 W or higher for discharging Discharging time 5 10 seconds depending on the
14. ls there a 24 576 MHz input Step 6 DIR Check that the S PDIF signal is output Check that changes by pulling out and inserting the digital input lines 3 opt1 5 opt2 Check the path to output pin of JACK1305 JACK1306 61 opt1 63 opt2 Check the IC1319 and its peripheral circuits or replace IC1319 coax Check the path to pins 8 to 11 of IC1319 or replace IC1319 IC1319 pins 3 5 Can observe the digital signal 0 V o 3 3V Yes IC1318 pins 61 63 Can observe the digital signal 0 V lt gt 3 3V Yes IC1318 pin 67 Can observe the digital signal 0 lt gt 3 3 V Check that it changes the playback and pause modes of the USB iPod from USB Assy Check the path to CP1303 connector Check that the data and clock signals are output Can observe the digital signal Check the USB Assy 0 e 3 3V 30 VSX 821 K 1 2 3 pin 10 DIR MCK master clock No Is there a master clock output Is the voltage of PDN pin 31 3 3V o 3 3 V Yes 1 1318 pin 16 DIR LRCK LR CLOCK Is there a LR clock output 0 V 3 3 V Yes IC1318 14 DIR SDTO DATA Is there a DATA output 0 V lt gt 3 3 V Yes E1916 pin 15 DIR BCK bit clock Is there a bit clock output 0 V lt gt
15. 4 KIA7905PI MAIN TRANS S3 DSP HDMI 6800 16 2 6800 16 2 VSX 921 821 only AC CORD AA y i G oG Su N i A A 1 X SUB TRANS Circuit Protective Overvoltage YA i El STANDBY ASSY lt EE 26 VSX 821 K 1 2 3 4 HIGHB A HIGHB 2 017 30V D MTZ16B MTZ16B 5 12 g KIA7812API Al Not used 1 2 IC3 5V KIA7805API gt 1 2 4 KIA7905PI A HDMI 1 2 MUTE_B 021 gt FILAMENT AC4 7V 301 MAIN CPU RMC FL DRIVER 1L1117 3 3V SEED gt SUB CPU SIL9233 5V ne POWER DOWN RESET Q206 D CPU ASSY VSX 921 0SD DATA LEVEL SHIFT VSX 921 821 only SIRIUS DATA LEVEL SHIFT to VIDEO B D 1 l 8 A E B Hi fi fi H 1C201 al sn7ancrespw f f f SN74HCT 8PW Q Q Q TP 1 W B EI 8 8
16. FROM DMAIN BLOCK B 2 a eso D 55 55 1 600 Curr Limit 8D2224G p 2 a m 16 AUDIO B D AUDIO 8D TA MCU I F F VIDEO ASSY VSX 821 K only OR O L Ov VSX 821 K I HEADPHONE ASSY JACK701 55 6 0405 id OVERLOAD DET 1 SUBWOOFER MAIN ASSY 55 H WOOFER OUT VSX 821 K 7 4 3 AUDIO BLOCK DIAGRAM for VSX 921 K uss assy CPU B D 2 REG 117 1 8 REG2 1L1117 TCC8600 IC42S16400F 6TL MX29LV168DTTI 70G VFD DRIVER 5 16315 VOLUME ENCODER 8ch VOLUME WITH INPUT SELECT
17. VSX 821 K 921 7028070201050 IL VSX 821 K SPDIF TSF jie USB POWER 3 USB_RDY 31 USB_RST 7028070276070 IL WIRE GUIDE B ASSY 7028070277070 IL 15 42 AUDIO uss assy vsx amp 21 K only ICB06 DC DC AOZ1021 4 BLOCK DIAGRAM for VSX 821 K VSX 521 K REG 117 1 8 REG2 11117 3 FRONT ASSY USB HOST TCc8600 n IC42516400F 6TL MX29LV160DTTI 70G FL DISPLAY 12 66 VFD DRIVER 5 16315 VOLUME ENCODER IWPOTABLE 521 only VIDEO 821 only INPUT SELECTOR Lch 8ch VOLUME WITH INPUT SELECTOR 400 R2A15218FP INPUT SELECTOR Rch TM A AIN_R AIN_L FR IC402 FL AZ4580 4 a POWER p AW AWW E gt ANN W W B E b b b 1 7
18. WARNING This product may contain a chemical known to the State of California to cause cancer or birth defects or other reproductive harm Health amp Safety Code Section 25249 6 Proposition 65 r FOR USA MODEL ONLY 1 SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground water pipe conduit etc by connecting a leakage current tester such as Simpson Model 229 2 or equivalent between the earth ground and all exposed metal parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120 V AC 60 Hz outlet and turn the AC power switch on Any current measured must not exceed 0 5 mA Reading should Leakage not be above Device current 0 5 mA under tester Test all exposed metal surfaces Also test with plug reversed Using AC adapter plug as required AC Leakage Test ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER 2 PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliance have special safety related characteristics These are often not evident from visual inspection nor the protection afforded by them ne
19. amam AIDS LIVLNOD CAU 21075 LIVINOINOW GVA1011 Silicon adhesive VSX 821 K GEM1057 D i Silicon grease TUNER FM AM Cushion EVA MON Wr 1 EXTERIOR SECTION for 5 821 5 921 PARTS LIST Mark No 1 m Description gt gt gt gt gt 74 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 MAIN Assy SUBWOOFER Assy GUIDE L Assy GUIDE R Assy WIRE GUIDE A Assy WIRE GUIDE B Assy AMP Assy BT Assy VIDEO Assy CPU Assy BRIDGE A Assy BRIDGE B Assy STANDBY Assy FRONT Assy POWER Assy MIC Assy F VIDEO Assy HEADPHONE Assy AUDIO Assy USB Assy D MAIN Assy Cord Assy Power Trans Cable Flat Card 1 0 MM Heatsink Assy Semi TR GE PNP 2SB Semi TR GE NPN 2SC Semi TR GE NPN 2SD Bracket Screw Tapping Assy Screw Tap Tite Sheet Cabinet Cover Knob Sheet Chassis Back Foot Cushion Cushion Cushion Cushion Support Clamp Stopper 2 3 Part Description See Contrast table 2 46 Plate 7028070272070 IL 47 Plate 7028070273070 IL 48 Sheet 7028070274070 IL 49 Panel 7028070276070 IL 50 Window 7028070277070 IL 51 Window See Contrast table 2 52 Button 7028070231010 IL 53 Button See Contrast table 2 54 Button See Contrast table 2
20. Step 3 BT ID CP603 pin 7 Is the voltage 0 7 to 1 2 V Check the pattern in the path and SUBWOOFER Assy OK Check the pattern in the path and MAIN and CPU Assys Yes To Step 4 VSX 821 K 43 5 6 7 8 m 2 3 m 4 5 2 ERROR 55 Functional Adapter port overcurrent detection Outline When the BT adapter is inserted in Adapter port turn off the power of the Adapter port forcibly when it detects overcurrent And display ERROR state in FL Basic Operation Front Key Sequence Icon Displa dii Character Display Time sec FL d LED Display Change When the overcurrent is 7 The display continues until the detected power is turned off Check it after turning the power once off then back on again and it becomes the normal operation if normal 1 Return the ADP display to the normal display if you change it into other FUNCTION only in the APAPTER PORT FUNCTION Also display ADP ERR ifthe ADAPTER PORT FUNCTION is ERROR state Explain Operation Detail For detection method e Confirm a detection port at intervals of 20 msec to 50 msec 2 and judge it as an overcurrent when you detected an error consecutively three times 2 It is assumed that it is fixed value of the 20 msec to 50 msec degree 44 VSX 821 K 1 2 3 4 5 5 3 USB iPod ERROR MESSAGE Functional Name i
21. VSX 521 K 7028070191020 IL AUDIO ASSY VSX 821 K 521 70280701803 VSX 921 K 702807018050 IL el BRIDGE A ASSV 7028070222070 IL 5 CN3 MAIN JIMAIN MAIN 521 5 SPK 2 I 921 ONLV SBLSBR 2 5MM 310MM 2 0MM 240MM 2 5MM 230MM 2 0MM 10P 390MM 921 821 2 0MM 10P 390MM SHD IMI FRONT assy POWER ASSY 7028070212050 IL HEADPHONE ASSY 7028070215050 IL 2 0 90MM 921 ONLV SBL SBR caos VSX 821 K 921 7028070211050 IL VSX 521 K 7028070211020 IL CBJ1t 2 0MM 4P 410MM VSX 521 K 7028070213020 IL VSX 821 K 2 3 MIC ASSY Em VSX 821 K 921 7028070213050 IL F VIDEO ASSY VSX 821 K 921 7028070214050 IL VIDEO 55 VSX 821 K 521 7028070261060 IL VSX 921 K 7028070261070 IL 275W
22. 2 D MAIN ASSY VSX 921 K 7028070191050 IL VSX 821 K 11 VSX 521 K SUBWOOFER ASSY BT ASSY MAIN ASSY B STANDBY ASSY musa 4 WIRE GUIDE B 4 2 7 OD zd ASSY EZ a BRIDGE B ASSY a l ja h e BRIDGE 55 assy E M i m GUIDE L assy GUIDE R Assy iN V MI WIRE GUIDE A assy t mic assy MI FRONT Assy NOTES Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List The A 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 Mark No Description Part No Mark No Description Part No LIST OF ASSEMBLIES NSP 1 MAIN ASSY 7025HK1012010 IL 1 CPU ASSY 7025HK1012011 IL NSP NSP NSP 12 2 MAIN ASSY 2 SUBWOOFER ASSY 2 GUIDE L ASSY 2 GUIDE R ASSY 2 WIRE GUIDE A ASSY 2 WIRE GUIDE B ASSY 1 1 ASSY 2 AMP ASSY 1 ASSY 2 BT ASSY 1 VIDEO ASSY 2 VIDEO ASSY 70280702710D0 IL 7028070272050 IL 7028070273070 IL 7028070274070 IL 7028070276070 IL 7028070277070 IL 7025HK1011017 IL 7028070241030 IL 7025HK1009019 IL 7028070231010 IL 7025HK1011016 IL 7028070261060 IL 2 CPU ASSY 2 BRIDGE A ASSY 2 BRIDGE B ASSY 2 STANDBY ASSY 1 FRONT ASSY 2 FRONT ASSY 2 POWER ASSY 2 MIC
23. GGD1734 57 4 MAIN Assy Remove the cabinet by removing the 10 screws 4 1 Chassis back D MAIN Assy VSX 821 K VSX 921 K 1 Remove the 14 screws BBT30P100FTB 2 Remove the five screws BSZ30P040FTB 3 Remove the D MAIN Assy See procedure 3 Chassis back Rear view 4 2 MAIN Assy 1 Remove the four screws BBZ30P180FTC 2 Remove the two screws BBZ30PO80FTC 3 Cut the four binders 4 Remove the BRIDGE A and B Assys 1 i AYER BRIDGE B ki Utili MAIN Assy 58 VSX 821 K 1 2 3 4 5 Remove the four screws BBZ30P080FTC 6 Arrange the unit as shown in the photo below 7 Connect the chassis ground See 2 Notes on Ground Points Connection 4 3 Regulator ICs and Recifier diode 1 Remove the support 2 Tighten then loosen the screw in each of the four holes for temporary joining that are located on the rear side of the main chassis This is for shaving the thread grooves to facilitate attachment in the next step mm de Al MAIN Assy MAIN Assy 5 TUA VSX 821 K un ven MAIN Assy Main chassis Screwdriver Support 59 3 Attach the regulator ICs rectifier diode to the holes tapped in Step 2 Be sure to place them in a direction perpendicular to the board and take care that the jumper wires will not become di
24. KE40RTV W and 9 3 EXTERIOR SECTION VSX 521 k VSX 821 K 9 5 6 7 8 1 2 3 4 3 3 PCB LOCATIONS VSX 821 K VSX 921 K This photo is VSX 821 K VIDEO ASSY SUBWOOFER ASSY JJ cpu assy MAIN ASSY BJ we T STANDBY ASSY S 3e om eg 55 WIRE GUIDE ASSY 4 E uU BRIDGE B ASSY B c g UR e BRIDGE A 55 APA Y Ws 7 5 Q 4 t UB t E 13 M GUIDE R ASSY e JF cune L assy WIRE GUIDE A ASSY b a uni fini O MIC ASSY F VIDEO ASSY HEADPHONE ASSY USB ASSY o itinere 55 10 VSX 821 K 1 2 3 4 5 6 7 8 NOTES Parts marked by NSP generally unavailable because they not our Master Spare Parts List e The N 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 Mark No Description Part No Mark No Description Part No LIST OF ASSEMBLIES 1 55 VSX 821 K 7025HK1011010 IL 1 CPU ASSY VSX 821 K 7025HK1011011 IL 1 MAIN ASSY VSX 921 K 7025HK1014010 IL 1 CPU ASSY VSX 921 K 7025HK1014014 IL 2 MAIN ASSY VSX 821 K 70280702710H0 IL 2 CPU ASSY VSX 821 K 7028070221030 IL 2 MAIN ASSY VSX 921 K 70280702710G0 I
25. lt vcoptc Qs ec I x Max 192k XTAL1399 DIR CODEC 19 DSP LRCK l 2E F Sg SDTI1 AK4588 x COAX 51 DIGITAL Zo 5012 CHASSIS L ADC FILTER B X SDTI3 SONT II GND l a Salle 50714 7_VSDIN2 OPTI 9013 2 ADC DIGITAL 5 FILTER ARC_IN OPTICAL1 33v JSR1165 C 4 96k OPTICAL2 43 39 JSR1165 C Max 96k DAL MCK b g4 a 8 es 55 lt 2 FROM MAIN TO AUDIO BLOCK VOL FUNCTION 1 2 m 3 m 4 ARC_SPDIF SPDIFIN DL2 SCK DLCK DSP 3V3 R1568 IRXODCK TXICLK RXHSYNC TXHSYNC We IRXVSYNC TXVSYNC We IRXDE TXDE WW 36bit _ VIDEO INPUT 035 REG1302 5 11170 1 2 ISD3 DR2 HOMI_ 5 138 502 011 w homi SD2 2 155 SD1 DR1 500 010 154 500 BCK LRCK MCK SEL MC70 HDMI HDMI HDMI DAL LRCK 4 139 DAL BCK IC1322 74LCX257 17 XMCK 127 DIR SDTO 136 ADC SDTO 142 9 DSP BCK 144 12 05 LRCK 113 SDIN1 115 SDIN2 116 SDIN3 117 SDIN4 1 HDMI 5V IH 5V HDMI 3 3V
26. 105 104 103 102 101 100 9 cl rx r3 z a a 5 DDC DVR E AUDIO OUTPUT 76 GXODCK SURG M 5 25 RXHSYNC SCK DLCK 2 fo 4 RxvSYNC RX MCK 5 8 5 73 500 010 HPD DVD lod m Ic1303 DDC DVD o S HDMI RECEIVER o I I 2 7 HPD BD 5V BD a l 4 US fe DDC BD o pe z 2 127 134 5 5 l amp H ic1320 741 257 HPD VIDEO1 1 1 F5V VIDEO1 5 8 DDC VIDEO1 511055 DSD SEL MC45 HDMI Control Signal CONFIG part High DsD z 3 3 8 8 5 s g 3 5 S 8 3 Blas 519 PARIE GE kia EE EAEE 5 5 18111211212 elza EBTT TZEZ TTT EH e eas 212 glas w 2 TES amp zla amp lalz 9 ama ES m 3 wel x alala o o Ea ES EJ 2149 w ep sej 5 s gt az s 2215 8 8 AC3 MPEG DETECT VSX 821 only amp MICOM amp lt INPUT SELECTOR VE I SE eats ste al 1 2 89 ge 77 usp I DAI_ MCK O0 USB IPOD SPDIF 51 2 eee cu 2 17 ADC_SDTO nm
27. 1304 pins 1 2 12 V input No Check the wire between OK D MAIN and MAIN Assys Check tie MAIN N 9 Go to Step 3 Note1 IC1306 using the model VSX 921 40 826 Note2 IC1306 non using the model VSX 821 521 421 Do screws of chassis back ecurely tighten Is the voltage 12 V Yes ls it the VSX 921 826 40 Yes IC1306 pin 2 12 V input 15 the voltage of 12 V input No Check the IC1306 and its NG peripheral circuits Replace IC1306 Yes 1C1306 pins 7 8 Is the voltage 3 3 V output Is pin 6 en of IC1306 high No Check the peripheral circuits or the SUB CPU 1316 Yes Confirm the following items before checking Tighten screws securely 1306 REG1302 2 chassis s the voltage of 1 2 V output No Check the 1324 DSP power cvdd and dvdd and its peripheral circuits or must be replaced 1324 REG1302 Yes Check the 1324 DSP power and dvdd cvdd 1 2 V dvdd 3 3 V OK DSP 3 3V line is OK 28 VSX 821 K 3 Step 3 Power supply IC1305 pin 2 12 V input Is the voltage of 12 V input Yes IC1305 pins 7 8 ls the voltage 3 3 V output Check the IC1305 and its peripheral circuits Is pin 6 en of IC1305 high OK Replace IC1305 or Check the MAIN Assy Check the perip
28. 140 11 13 USB ASSY VSX 821 K VSX 921 K only eie i 144 iR cup c old th a hte aad ee 145 2248242 44 cid LIST no Du bo LN DN D LL Mu I 146 4 VSX 821 K 1 2 3 4 1 SERVICE PRECAUTIONS 1 1 NOTES ON SOLDERING For environmental protection lead free solder is used on the printed circuit boards mounted in this unit Be sure to use lead free solder and a soldering iron that can meet specifications for use with lead free solders for repairs accompanied by reworking of soldering Compared with conventional eutectic solders lead free solders have higher melting points by approximately 40 C Therefore for lead free soldering the tip temperature of a soldering iron must be set to around 373 C in general although the temperature depends on the heat capacity of the PC board on which reworking is required and the weight of the tip of the soldering iron Do NOT use a soldering iron whose tip temperature cannot be controlled Compared with eutectic solders lead free solders have higher bond strengths but slower wetting times and higher melting temperatures hard to melt easy to harden The following lead free solders are available as service parts Parts numbers of lead free solder GYP1006 1 0 in dia GYP1007 0 6 in dia GYP1008 0 3 in dia 1 2 SERVICE NOTICE Discharging Fo
29. 3 3 V Yes SWITCH 1 1322 pin 4 Is there a master clock No output o 3 3 V Yes 1 1322 pin 7 DAI LRCK LR CLOCK Is there a LR clock output No 1318 DAI MASTER CLOCK o 3 3V Yes IC1322 pin 9 DAI bck bit CLOCK Is there a bit clock output 0V e 3 3V Is the voltage of IC1322 pin 1 OV Ne Check the CP1306 OK Check the CPU Assy No Check the 1C1318 and its peripheral Replace IC1318 circuits of IC1319 Check the path between 1322 1 and CPU Assy C1322 pin 1 Replace IC1322 0 V DIR 3 3 V HDMI VSX 821 K m 7 um No Check the 1C1318 and its peripheral OK Check the IC1322 and its peripheral CK Repl 1C1318 IC1322 circuits of IC1319 circuits of IC1322 No Check the IC1318 and its peripheral Check the IC1322 and its peripheral 1318 IC1322 circuits of IC1319 circuits of IC1322 31 Step 7 DSP output digital Digital output of each CH when inputting the digital signal with audio IC1318 pin 18 DSP_BCK BIT CLOCK No Is there a bit clock input 0 V amp 3 3 V Yes IC1318 pin 19 DSP LRCK LR CLOCK No Is there a LR clock output 0 lt 3 3 V Yes 1318 pin 28 front L R data Is there a data input Na
30. 3 V Yes Check the IC1308 and JACK1303 If IC1308 or JACK1303 is failure replace 1308 or JACK1303 s there a same signal as 1308 pin 49 when electing 12 Yes 101303 43 SCL3 HDMI IN1 VIDEO Check the IC1308 and JACK1303 If IC1308 or JACK1303 is failure replace 1308 or JACK1303 s there a same signal as 1308 pin 48 when electing IN12 JACK1302 pin 18 5V_R2 IN2 BD JACK1301 pin 18 5V_R1 IN3 DVD JACK1300 pin 18 5V_RO IN4 DVR BDR 8 Check the JACK1303 15 the voltage 5 V when 1C1303 If JACK1303 or selecting IN3 IC1303 failure replace JACK1303 or IC1303 i JACK1302 18 5V_R2 IN2 BD s JACK1301 pin 18 5V_R1 IN3 DVD 9 JACK1300 pin 18 5V RO IN4 DVR BDR 38 VSX 821 K 1 2 Step 8 ANALOG UP SDA ABT IC1311 pin 61 Are the connectors Securely inserted Turn the power off and insert the wire securely COMP_DET Check the line and IC1308 RESET 63 H If IC1311 is failure replace IC1311 Does a signal output in constant period Yes 1316 55 0 V Check the line and 1316 If IC1316 is failure replace IC1316 SCL ABT Does a signal output in constant period Check the line and IC1308 RESET 63 H If IC1311 is failure replace IC1311 Does a signal output in constant period
31. 35 5 0 MAIN MC78 36 SCDO MAIN MC79 37 5 SUB ON MC73 DSP 5 65 DSP SDA MC61 DSP SCL MC63 DSP SDOUT MC67 05 CS MC68F psP RDY Mc69 DSD SEL MC45 4588 SDA MC59f 4588 SCL MC60 4588 58 HDMI4 12V IHDMI 5V ST_H 5V CPU ST VCCl THRU LED FROM MAIN MICOM CPU B D 21 1 2 3 m 4 45 D MAIN BLOCK DIAGRAM for VSX 921 K D MAIN ASSY 3 a IN 5 5 8 bd gt HDMI 3 3V 2 Pl 5 L t mir sss IC131 B x1300 zz SS SISS TC7WHL al 12 DPE 3 EE Real EI Ed E E E 1C1317 b oW S HPD DVR TC74VHC157FTS1 5 5V DVR 28 106105 104 103 102 101 1
32. 5 D S8 ae 2 0 13 150MM 921 Er icy Tx NG Du 2 0MM 10P 150MM 821 521 a e 7028070223070 IL iy are gt Taa 22 BABU Lu S Geura Eos 5 S 23 Eu 12 PoWERDOWN 5 o ss s gt 2 nsa 5 8 15 0S0 FLT_ DATA 5 zz lt z NO OT gt gt 18 INP UP 8 534 8 MAN 19KEY2 921 821 only A 21 STEV KEY gt 3 96MM 5 921 821 E men TO E 3 96MM 3P 521 um EM 5 1234 E 21700 0 aj r E z Zu LED 2 5MM pa v SQ No ai 1234 MAIN MAIN 281058 READ 62 RST 2 i eI 9 N CBJ1006 7805 NC 7912 7905 7805 bil a wo gt in 5 s 5 N 1DC_DET4 CN404 imeen Traas 921137 Torao 821 521 10P E xA GUIDE L ASSY 521 27P Ej 7028070273070 IL EUM SEP S vec T z ense d TEST nei 5 12 POWERDOWN awe N GUIDE ASSY 5 DATA 16 0SD FLT_ CLK gt i 7028070274070 IL UP z Hona 2 bad i STBY_KEY N 22 INPUT_ DN 0 fitt 26 THO teo 54321 use RET d F 28 USB_RX TXD WIRE GUIDE ASSY p 2GNDV CN601 dwoeon AGNDA 54327 Speo V 3070214050 IL 921 821 ONLY UTD SU PWR ON 2 0 5P 50MM
33. ASSY 2 HEADPHONE ASSY 1 AUDIO ASSY 2 AUDIO ASSY 1 D MAIN ASSY 2 D MAIN ASSY VSX 821 K 2 m 7028070221020 IL 7028070222070 IL 7028070223070 IL 7028070225030 IL 7025HK1012013 IL 7028070211020 IL 7028070212050 IL 7028070213020 IL 7028070215050 IL 7025HK1011014 IL 7028070181030 IL 7025HK1012012 IL 7028070191020 IL VSX 821 K 13 4 BLOCK DIAGRAM 4 1 OVERALL WIRING DIAGRAM When ordering service parts be sure to refer to EXPLODED VIEWS PARTS LIST or PARTS LIST The N 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 AC CORD or INLET BT ASSY 7028070231010 IL SUBWOOFR ASSY VSX 821 K 921 7028070272070 IL VSX 521 K 7028070272050 IL VSX 821 K 521 7028070225030 IL VSX 921 K 7028070225070 IL STANDBY Assy 5855 2 0 270 ASSY 7ch 41 2 12 2 VSX 921 K 7028070251040 IL ASSY 5ch 41 2 42 2 VSX 821 K 521 7028070241030 IL 5 MAIN Assy MAIN TRANS VSX 821 K 70280702710H0 IL VSX 921 K 70280702710G0 IL VSX 521 K 70280702710D0 IL kul D MAlN assy id 1 2 k 4 4 VSX 821 K 7028070191030 IL VSX 921 K 7028070191050 IL
34. Check the sound from headphone output Sound must be normal without noise Check the appearance of the product No scratches or dirt on its appearance after receiving it for service See the table below for the items to be checked regarding video and audio 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 3 2 JIGS LIST Jigs List Jig Name Part No Remarks RS 232C update jig Jig 10P FFC GGF1642 i Firmware update RS 232C Rear panel RS 232C cable 9 pin to 9 pin straight cable Board to board extension jig cable GGD1733 Diagnosis D MAIN Assy lt gt CPU Assy Board to board extension jig cable GGD1734 Diagnosis D MAIN Assy lt gt BRIDGE A Assy 31P extension jig FFC GGD1738 Diagnosis DISPLAY Assy lt gt CPU Assy 9P extension jig cable for 5 ch GGD1739 eR Diagnosis Assy AUDIO Assy 13P extension jig cable for 7 ch GGD1740 B Lubricants and Glues List Name Part No Remarks Silicon grease GEM1057 Refer to 9 2 EXTERIOR SECTION VSX 821 K VSX 921 K 9 3 EXTERIOR SECTION VSX 521 k Silicon adhesive GYA1011 Refer to 9 2 EXTERIOR SECTION VSX 821 K VSX 921 K
35. l in the path IC1316 0 to 3 3 V Ves 1C1303 pin 21 HR RST No Check the parts and patterns Is the voltage 0 fo se Vi in the path 87 of IC1316 Yes IC1308 pin 25 Check the parts and patterns in the path pin 89 of IC1316 Is there a data 0 to 3 3 V Yes IC1302 pin 51 ADV RST No Check the parts and patterns 72 IS he volage 0 in the path 56 of IC1316 Yes IC1311 63 RST No Check the parts and patterns Fi Is noci ge Io ss V in the path pin 59 of IC1316 Yes Step 4 X TAL 1C1316 pin 15 Is there a 16 MHz output Replace 1316 or 1303 Yes 1C1316 pin 13 Is there a 16 MHz output Check the path to pin 13 of 1C1316 Replace IC1316 Yes 1303 pin 5 Is there a 27 MHz output Replace 1303 or X1300 Yes 1C1303 pin 4 Is there a 27 MHz output Check the path to pin 4 of IC1303 Replace 1303 Yes 1C1311 pin 7 921 40 826 Check the path to pin 1 2 6 7 Is there a 27 MHz output of IC1312 Replace IC1312 or XTAL1300 Yes 1C1302 pin 21 Is there a 28 63636 MHz N 5 Replace IC1302 or X1301 Yes IC1302 pin 22 Check the path to pin 22 of 1C1302 Replace 1302 Is there a 28 63636 MHz output Yes To Step 5 VSX 821 K 37 m 7 8 Step 5 INPUT
36. surround L out 15 the output 2 5 fixing Yes IC1318 pin 41 center out No 15 the output 2 5 V fixing Yes IC1318 pin 39 LFE out No 15 the output 2 5 V fixing Yes End VSX 821 K 7 um Replace IC1318 33 3 HDMITROUBLESHOOTING E HDMI Troubleshooting Cause for noncomplection of HDMI authentication between the source equipment and this unit the HDMI indicator is unlit or flasher E HDMI Simple Diagnosis Causes for no display or sound from the monitor OK Replace the HDMI cable cable Vc OK Connect the source equipment p Repare the Receiver player to the Sink equipment monitor directly OK Replace the Player p Repare the Player OK Replace the Monitor Repare the Monitor E Step 0 Preliminary confirmation Step 1 Connect the HDMI equipment Confirm the following items before checking Source equipment Connect a dvd player to VIDEO or BD or DVD or DVR BDP D Do screws of chassis back Tighten screws securely Sink equipment ecurely tighten Connect a TV to HDMI OUT To Step 1 POWER ON E Turn on the power of the receiver and equipments which was connected with HDMI Function switch VIDEO or BD or DVD or DVR BDP Switch the function that HDMI was assigned Factory shipments setting HDMI1 DVR BDR HDMI2 DVD HDMI3 BD H
37. 0 V lt gt 3 3 V Yes 1318 27 surround L R data No Is there a data input 0 V amp 3 3 V Yes IC1318 pin 26 data ls there input 0 V lt gt 3 3 V Yes IC1318 pin 25 surround back L R data No Is there a data input 0 V e 3 3 V Yes To Step 8 Check the path between 1324 and data amp address lines SDRAM 1321 FLASH ROM IC1323 32 VSX 821 K 1 m 2 m 3 8 CODEC output ANALOG Analog output of each CH when inputting the digital signal with audio IC1318 pin 49 front R out ls there a audio signal No output Yes IC1318 pin 47 front No Is there a audio signal output Yes IC1318 pin 45 surround R out ls there a audio signal No output Yes IC1318 pin 43 surround L out Is there a audio signal No output Yes 1318 41 center ls there audio signal No output Yes IC1318 pin 39 LFE out ls there a audio signal No output Yes Analog output of when inputting the digital signal oo dB no signal 1C1318 pin 49 front R out ae No Is the output 2 5 V fixing Yes 1C1318 47 front L out No Is the output 2 5 V fixing Yes 18 pin 45 surround R out No Is the output 2 5 V fixing Yes 1 1318 pin 43
38. 00 9 so dal sal as DDC DVR ae AUDIO OUTPUT 76 CXODCK TATI REG 25 RXHSYNC SCK DLCK 8 74 RxvSYNC RX_MCK 5 73 expe 500 010 HPD DVD 96 AD RXHSYNC 5V DVD 1303 g s RXVSYNC DDC DVD o HDMI RECEIVER RXDE 118 125 1 x m A QZ lal fot jay lz 5 18 2 1 lejz ID o S 1 llejlejle 1 a HPD BD T 5 HGND 5V BD DDC BD 5 5 E 127 134 8 im 4 023 A 1 1302 ADV 1 8 36bit 5 e I O16 ADV7181CBSTZ 3 5 06 072 2 Video 1 HPD VIDEO1 010 011 COMP 5V VIDEO1 035 4 Decoder 5 comp 035 5 I DDC VIDEO1 517455 0282 10 19 9 RXODCK gt 136 143 P T HDMI Control Signal CONFIG part aeania ces Sa s sn 5 S52 3 5 P S Sl S Sl S Tas 2 8 ki X13901 5 28 63636MHz 5 4 Vel al Fira i mesas 5 8151515 zs 555 xx gt gt sbie EFSA SEERE S RISUS BIO 1 28 21218 rJj 4 o w L 5 n a a M alaz 2 9 1 b VII g xjo lt DANS NI x gt lt a z gt ga s 8 2 be gt wo ej 911 9 Lx 5 5 8
39. 18 jiz 101320 ma 7ALCX257 2 9s g 2 sl sl 815 8 ass x AC3 MPEG DETECT MICOM 5 INPUT SELECTOR VF 7 54 1 27 2 Mi USB B D DAI MCK PDIF x F3 USB IPOD_ 101318 L7 SDTO 8 1319 5 ha com cas rim DIR CODEC 5 192k xe 19 DSP LRCK 2 T 5 5011 4588 u 9 coax si DIGITAL 5012 a 1 U CHASSIS TEE JAN L ADC FILTER 5 X 5013 i M SDTM Z sping T m b 1 a 6 SOINS rjjejiz LOR 1 5 b 16 AN_R ADC DIGITAL 5 DINA w 13 12 FILTER P JARC IN OPTICAL1 14 JSRTI6S C 96k OPTICAL2 E JSR1165 C 96k DAL_MCK 5 a 5 b al lal alla f 5 5 5 5 8 5 B EIE AUDIO BLOCK VOL FUNCTION FROM VIDEO BLOCK 1 m 2 m 3 m 4 5 m 6 m Y m 8 121312 TC7WHU04 IC1307 TC7SAQ8FU fu HOMI 3 3v 5 ierra 5 NSA sels 23 Sl zi Selaa a 2 B KJ 1 x ITXICLK g a ABT3 3V 2 sJ WY c lt e 7 55 el ol cr e ZI lt ITXIELK AUDIO INPUT g o RXHSYNC 57 1 rxHsYNC TXHSYNC 5 98 2 rxvsvuc TXVSYNC 30 40 TXDE 46 47 Doc 055 IRXODCK 71 1311
40. 2522276 aasan Le A ce Lee 5 1 1 NOTES ON SOLDERING cata 5 T 2 SEPRVICE NOTICE hec erue ou ara 5 S SPECIFICATIONS 2 si i ata ML bu eti est 6 3 BASIC ITEMS FOR SERVICE Ul ree ca nd ha 9 3 1 CHECK POINTS AFTER SERVICING Miss HE eT l 9 SOINS MEL ope E A n M A LU XC T 9 uc d bL A EUM UE oc td cr 10 BLOCK DIAGRAM a Loon ceto nimii cts toc MB Pod sr CM LET 14 4 1 OVERALL WIRING DIAGRAM e e E 14 4 2 AUDIO BLOCK DIAGRAM for VSX 821 K VSX 521 K tette 16 4 3 AUDIO BLOCK DIAGRAM for VSX 921 K i cel edet ia 18 4 4 D MAIN BLOCK DIAGRAM for VSX 821 K VSX 521 K 20 4 5 D MAIN BLOCK DIAGRAM for VSX 921 K tentent 22 4 6 VIDEO BLOCK DIAGRAM ca tcd eset de da 24 4 7 POWER SUPPLY and MAIN BLOCK 2 444414440 20000 tette tette tentent 26 DIAGNOSIS sem oin LL cca de T uei M sete uL eese 28 5A TROUBLESHOOTING cce nda Ld cU DE Te ME sasan 28 5 2 ADAPTER ERROR MESSAGE
41. 55 Badge 7028070222070 IL 56 7028070223070 IL 574 See Contrast table 2 58 Screw 7028070211050 IL 59 Screw 7028070212050 IL 60 Screw 7028070213050 IL 61 Screw Tap Tite 7028070214050 IL 62 Screw Tap Tite 7028070215050 IL 63 Screw Tap Tite See Contrast table 2 64 Screw Tap Tite 7028070201 050 IL 65 Screw Tap Tite See Contrast table 2 66 Screw Tap Tite L068125101710 IL 67 Screw Tap Tite Assy See Contrast table 2 N711312022480 IL See Contrast table 2 J5011560Y0000 IL J502396400010 IL J5032390Y0000 IL 4010056906010 IL B018230141H11 IL B020030081B10 IL 1210210235000 IL 300721 1846000 IL 4317215111000 IL 5080212431000 IL 121021 1482000 IL See Contrast table 2 4007210391000 IL 405021 1385000 IL 405021 1605000 IL 4050211745000 IL 4050212685100 IL 4070001601010 IL 4330000310000 IL 4380040162010 IL VSX 821 K Part No 4470212096000 IL 4470212066000 IL 1217211472000 IL See Contrast table 2 5077213113020 IL 5077213123050 IL 5090213741100 IL 5090214561000 IL 5090214571000 IL XAM3006 1500001206010 IL 1500001456010 IL BBT40PO8OFTB BSZ30P040FTB BBZ30PO8OFTC BBZ30P080FTB BBT30P100FTB BBZ30P180FTC B020230063B10 IL B028940101B11 IL 5 2 CONTRAST TABLE VSX 821 K CUXCNSM VSX 921 K UXCNCB are constructed the same except for the following m VSX 821 K VSX 921 K Mark No Symbol and Description CUXCNSM JUXCNCB 1 MAIN ASSY 70280702710H0 I
42. DMI4 VIDEO1 34 VSX 821 K 1 2 3 4 Step 2 Power supply 1306 14 SUB ON N 9 Diagonose the CPU Assy Is the voltage 0 to 3 3 V Yes IC1315 pin 4 No Check the parts and pattern in the path CP306 pin 4 Is pin 5 of IC1315 15 3 3 V output voltage an above 6 V Yes 3 3V input Yes 1306 pins 10 11 Replace IC1315 N 9 Diagonose the CPU Assy ls the voltage 3 3 V Yes CP1304 pins 1 2 HDMI 12V ls the voltage 12 V No Diagonose the MAIN Assy Yes 1325 pins 7 8 HDMI_5V No Is the voltage 5 V Is 6 en of IC1325 No Diagonose the SUB CPU IC1316 high Yes HDMI 12V Yes CP1304 pins 1 2 Replace 1325 No Is the voltage 12 V Diagonose the MAIN Assy Yes 1C1305 pins 7 8 HDMI 3 3V No Is pin 6 en of IC1305 Is the voltage 3 3 V No Diagonose the SUB CPU IC1316 high Yes 1015 3 3V Yes 01318 collector Replace 1305 No No Q1318 collector voltage 01318 base voltage is 0 V base is 3 3 V is 2 6 V Ne Replace Q1318 Is the voltage 3 3 V Yes Yes Yes Check the parts and pattern Check the parts and pattern in the path in the path of Q1318 Q1319 Replace Q1318 Q1319 etc VSX 821 K 35 5 6 7 8 1 1310 pin 3 HDMI 3 3V No Check the parts and
43. ELA 94 10 9 F VIDEO FRONT and POWER ASSYS 96 16 10 GPU BRIDGE A and BABSYS eu oe Lo ded bei aa 98 TTL STANDBY AS OY i ee ee b ct pee Li M MR LM ELM 100 1012 D MANASSY 34 A Moro esee uua d ni ee t ata ha 102 10 43 D MAIN ASSY 2 4 Lore Ads akana Aet Led a alt ead 104 10344 B MAIN s cc ud du f i dud ME A 106 1015 D MAINLASS ES Lu LL uL e Lu Medi l 108 10 16 USB ASSY VSX 821 K VSX 921 K only c tot ec t ont Ins te 110 IO BT ASS t eos e e spa o ara e a M s CA m n ns 112 11 PCB CONNECTION DIAGRAM 2 deerat s ute eu D MEE E 114 WEF AUDIOASS YS du LE M M NM LER A E 114 13 5 AMPCASSY for 8 921 ec dE es esie made d e RA 116 11 3 AMP ASSY for VSX 821 K VSX 521 K i cea id emu tea Rut ed n Mae ate dones 118 died MAIN SGV i Loo E eee 120 11 5 SUBWOOFER HEADPHONE and MIC ASSYS Ne 124 11 6 GUIDE L R WIRE GUIDE A and B ASSYS 0000 126 FI CVIBEOGASSYUu i e ul tell aa M p uM A 128 11 8 F VIDEO FRONT POWER ASSYS I emm decise teint dede 130 a ics ene LM M D d 134 11 10 BRIDGE A and BAGGY Seer LU UE m ME E 138 I4 d S TANDE MAS ed n e E E ML E D ua Ld 139 ncc icu usua LA
44. L 2 CPU ASSY VSX 921 K 7028070221070 IL 2 SUBWOOFER ASSY 7028070272070 IL 2 BRIDGE A ASSV 7028070222070 IL 2 GUIDE L ASSY 7028070273070 IL 2 BRIDGE B ASSV 7028070223070 IL 2 GUIDE R ASSV 7028070274070 IL 2 STANDBY ASSY VSX 821 K 7028070225030 IL 2 WIRE GUIDE A ASSY 7028070276070 IL 2 STANDBY ASSY VSX 921 K 7028070225070 IL 2 WIRE GUIDE B ASSY 7028070277070 IL NSP 1 FRONT ASSY VSX 821 K 7025HK1011013 IL 1 1 ASSY VSX 821 K ONLY 7025HK1011017 IL NSP 1 ASSY VSX 921 K 7025HK1014013 IL 2 AMP ASSY VSX 821 K ONLY 7028070241030 IL 2 FRONT ASSV 7028070211050 IL 2 POWER ASSY 7028070212050 IL NSP 1 AMP2 ASSY VSX 921 K ONLY 7025HK1014016 IL 2 ASSV 7028070213050 IL 2 ASSV VSX 921 K ONLV 7028070251040 IL 2 F VIDEO ASSY 7028070214050 IL 1 55 7025HK1009019 IL 2 HEADPHONE ASSY 7028070215050 IL 2 BT ASSY 7028070231010 IL NSP 1 AUDIO ASSY VSX 821 K 7025HK1011014 IL NSP 1 ASSY VSX 821 K 7025HK1011016 IL NSP 1 AUDI0 ASSY VSX 921 K 7025HK1014011 IL NSP 1 VIDEO ASSY VSX 921 K 7025HK1014017 IL 2 AUDI0 ASSY VSX 821 K 7028070181030 IL 2 VIDEO ASSY VSX 821 K 7028070261060 IL 2 AUDIO ASSV VSX 921 K 7028070181050 IL 2 VIDEO ASSY VSX 921 K 7028070261070 IL NSP 1 5 ASSY 7025HK1014012 IL 2 USB ASSY 7028070201050 IL NSP 1 ASSY VSX 821 K 7025HK1011012 IL NSP 1 D MAIN ASSY VSX 921 K 7025HK1014018 IL 2 D MAIN ASSY VSX 821 K 7028070191030 IL
45. L 70280702710G0 IL 7 AMP ASSY 7028070241030 IL 7028070251040 IL 9 VIDEO ASSY 7028070261060 IL 7028070261070 IL 10 CPU ASSY 7028070221030 1 7028070221070 IL 13 STANDBY ASSY 7028070225030 IL 7028070225070 IL 19 AUDIO ASSY 7028070181030 IL 7028070181050 IL 21 D MAIN ASSY 7028070191030 IL 7028070191050 IL AN 23 Power Trans 8200960610850 IL 8200960610960 IL 25 Heatsink Assy 212821 1908000 IL 2128211918000 IL 37 Chassis Back 3207213736000 IL 3207213746000 IL 49 Panel 3067215091000 IL 3067215091010 IL VSX 821 K 75 9 3 SECTION for 5 521 4 99 MOY SS AW S Q S SN NO 78 ON S VSX 821 K 76
46. N keys then press the ENTER key to display each version Each time the ENTER key is pressed then indications on the FL display change as follows MAIN UCOM ENTER SUBUCOM ENTER ENTER DSP ENTER USB ENTER MAIN VO xx SUB 022 CEC V1 yy UCOM UCOM t All segments lit ENTER The version of the USB UCOM is displayed only when USB iPod FUNCTION is selected Except for VSX 521 amp 421 13 Turn the main unit off 2 How to Update the USB Microcomputer VSX 821 K VSX 921 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 3 After accessing the USB memory device UPG NO is displayed on the FL display and UPDATE is displayed as an On Screen display Press the iPod USB key on the remote control unit Send either iPod USB Cursor Left or iPod USB Cursor Right code UPG YES is displayed on the FL display and UPDATE YES is displayed as On Screen display After sending the iPod USB Enter code updating starts UPDATE is displayed on the FL display When UPG is displayed on the FL display and UPDATE is displayed as the On Screen display updating is completed 9 Disconnect the USB memory device then turn the unit off co O O How to Confirm the Version of th
47. OR 400 R2A15218FP INPUT SELECTOR Lch 9 909009000 INPUT SELECTOR Rch 0 8 Fl 8 H AIN_R 0 O AWWW T AMW D d AMAN FR um gt I EU E AZ4580 me ale ele sR O 1 8 gots gt 5 SL 0 8 8 c cc t o 1 CENTER g o 24 SBR l gt i T s 89 gt 401 zd 24580 501 2 E BT ASSY Curr Limit 8D2224G pen 2 a m AUDIO B D 18 MCU I F VSX 821 K JACK761 p MAIN ASSV RLV6 T EJ S d a SPK RLY1 o DET l
48. OUTPUT Diagnosis when connected the equipment to IN1 VIDEO JACK1303 pin 18 S 8 Check the JACK1303 Is the voltage 5 V If JACK1303 is failure replace JACK1303 45V JACK1302 pin 18 5V_R2 IN2 BD JACK1301 pin 18 5V_R1 IN3 DVD JACK1300 pin 18 5V_RO IN4 DVR BDR Yes Step 6 Hot Plug Detect JACK1303 pin 19 HPD SINK Check the JACK1303 If JACK1303 is failure replace JACK1303 Is the voltage 5 V when connected the equipment to IN1 VIDEO HPD3 JACK1303 pin 19 ls there a same signal 1 as IC1308 pin 24 ls there a same signal lt as IC1308 pin 23 Step 7 SDA SCL 1 1308 pin 47 SDA HDMI_OUT Check the JACK1304 and 1C1308 If JACK1304 1C 1308 is failure replace JACK1304 or IC 1308 Does a signal output in constant period Yes 1308 46 SCL HDMI_OUT Check the JACK1304 and signal output 1C1308 If JACK1304 or in constant period 1C1308 is failure replace 2 JACK1304 or 1308 Yes IC 1308 49 SDA _SINK Check the IC1308 and 101303 If IC1308 or 1303 is failure replace 0 to 3 3 V 1C1308 or IC1303 Yes 1C1308 pin 48 SCL SINK Check the IC1308 and 1303 If IC1308 or 1C1303 is failure replace 1C1308 or IC1303 when connected the equipment to IN1 VIDEO SDA3 HDMI IN1 VIDEO 0 to 3
49. Pioneer Service Manual gt 7 RAS AT RRV4167 VSX 821 K AUDIO VIDEO MULTI CHANNEL RECEIVER VSX 821 K VSX 921 K VSX 521 K THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND TVPE S Model Type Power Requirement Remarks VSX 821 K CUXCNSM AC 120 V VSX 921 K UXCNCB AC 120 V VSX 521 K CUXCNSM AC 120 V zm For details refer to Important Check Points for good servicing 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 LTD 253 Alexandra Road 04 01 Singapore 159936 OPIONEER CORPORATION 2011 K IZV MAR 2011 Printed in Japan SAFETY INFORMATION This service manual is intended for qualified service technicians it is not meant for the casual do it yourselfer Qualified technicians have the necessary test equipment and tools and have been trained to properly and safely repair complex products such as those covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician
50. Pod ERROR MESSAGE Outline Error message is displayed at abnormality time Basic Operation Front Key Sequence Change OSD display Time sec FL Display The communication error iPod USB communication error 5678901 23456 78901 234 iPod USB Er Generation error 2345678901 2345678901234 foe E R R 2 3 Pod USB Er 4 5 6 7 8 9 0 1 2 Loading error 23456789012345678901234 b L U 3 Pod USB Er 5 6 7 8 9 0 1 2 OverHeat error 23456789012345678901234 AU 4 2 3 i Pod USB 5 6 7 8 9 0 1 2 Track Caution 123456789012345678901234 NO 3 4 5 6 7 8 9 0 1 2 VSX 821 K 45 5 6 8 5 4 DETECTION CIRCUIT 1 Overload and DC Protection WM TLTU 9120 H mo VW N Mjo 95 W 88 AM SS CEI 094 f 1 w4 m 683 a LA Fe 854 sm a vV an GU vw Wh i c683 AAA ds Isl L NOILO3103d 882 ACS O NOILOALONd OSV A SIVAJON LNOI193103d s 9 CN II 4 04 130 OSV T 5120
51. Tuner Section Frequency Range 87 5 MHz to 108 MHz Antenna Input FM iret tee 75 unbalanced Frequency Range AM eese 530 kHz to 1700 kHz Antenna AM icc ccrtc eco e tend Loop antenna Bl Accessories FM wire antenna E605010140010 IL AM loop antenna E601019000010 IL iPod cable L308102013020 IL Microphone for Auto MCACC setup APM7008 Digital In Out Section HDMI terminal u uuu t eee Type A 19 pin HDMi OUtp Ut TV D6 ZS uu s ad 100 mA USB terminal USB2 0 Full Speed Type A iPod terminal USB and Video Composite SIRIUS antenna 8 pin mini DIN cable ADAPTER PORT 5 V 100 mA Miscellaneous Power Requirements Power Consumption Instandby ees 0 4 W Control OFF Dimensions 435 mm W x 168 mm H x 362 5 mm D 173 16 in W x 65 8 in H x 145 16 in D Weight without 9 2 kg 20 Ib 5 oz Furnished Parts Microphone for Auto MCACC 1 Remote COMMON cote tid med EE FC RO sta 1 Dry cell batteries AAA size IEC 2 AM loop antenna
52. VIDEO SCALING ABT1015 K VIDEO INPUT 114 61 Do 36bi 36bi VIDEO OUTPUT 035 114 01318 SDA 050 SEL MC45 High DSD ABT 5 54 4 HDMI 3 3V 01319 ABT3 3 REG1300 AZ1086D 1 8V VIDEO INPUT 1308 5 CONFIG part 49 HDMI SDA HDMI SCL HDMI 3 3V H 5v HT_INT 9134 51 OUT 1 1309 Curr Limit AAT4614IGU CEC DRIVE CIRCUIT 11117 1 8 SD1 DR1 ic1320 7ALCX257 l ADV 3 3vi ETI REG1302 SA11170 1 2V JDSP 43V3 l IC1316 Sub MICOM M3030RFGPFP ST_vcc IC1314 NJM2831F 5 5V NC ST 5 5 00 010 502 011 SD3 DR2 1 2 DSP RST MC65 DSP SDA MC61 05 SDOUT MC67 DSP CS MC68 DSP SCL MC63 IDSP 69 SCK DLCK BCK ww LRCK HDMI_ HDMI HDMI MCK H HDMI LDIR vW 138 137 503 502 HDMI 501 081 SDO 155 154 HDMI_SEL MC79 DSP 3 3V DAI 141 159 DAL_LRCK DA BCK
53. Yes 3 3 V IC1302 pins 36 47 48 49 50 SDA DECODER Check the line and IC1302 If IC1302 is failure replace IC1302 IC1302 pin 36 CVBS 47 CR 48 CB 49 Y 50 SOY Does a signal output in constant period Check the line and IC1308 WAVE RESET 51_H If IC1302 is failure replace IC1302 Does a signal output in constant period 2 Yes SCL DECODER Check the line 1308 Does a signal output M in constant period RESET 51 H If IC707 is 0 2 failure replace 1302 Step 9 TMDS 171308 pins 30 31 33 34 36 37 39 40 TMDS OUTPUT Are there signals Check the IC1308 or IC1303 approx 0 5 Vp p If IC1308 or IC1303 is failure replace 1308 or 1303 VSX 821 K 39 5 m 6 m 7 8 4 iPod TROUBLESHOOTING Step 0 Preliminary confirmation Confirm the following items before checking Do screws of USB Assy securely tighten Tighten screws securely Yes To Step 1 Step 1 Power supply CN801 pins1 2 12 V input Check the wire between USB OK MAIN Assys Check the MAIN Assy Is the voltage 12 V Is the voltage of 12 V input N A 0 the IC806 and its peripheral Replace IC806 circuits Yes 806 pins 7 8 No Is the voltage 5 V output Is pin 6 en of IC806 high No Check the IC806 and its peripheral OK circuits CP803 pin 5 Repla
54. again then enter STBY mode immediately You can then see the error logs following the above procedures until a next protection function is activated 48 VSX 821 K 1 2 3 4 2 Reset mode for numbers of protection detections Purpose For clearing all the counts of protection detections This mode resets the counts of protection detections How to enter exit During Standby mode simultaneously press and hold the ALC STANDARD SURR and STANDBY ON keys for 10 seconds to enter this mode The display will return to the normal indication when no key operation is performed for 5 seconds Basic operations Key Operation FL Display Time sec Description of Indications STANDBY state ALC STANDARD SURR STANDBY ON keys i press and hold the keys CLEAR simonia d for 10 seconds ENTER key Counter Clear end 5 normal 1 Normal display usually 1 5 gt normal denotes that the display will return to the normal indication when no key operation is performed for 5 seconds 2 Indication when the BD function is selected Detailed explanations 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
55. atteries AAA size IEC x2 Remote control 8300762100010 IL VSX 821 K 7 VSX 521 K Amplifier section Continuous average power output of 80 watts per channel min at 8 ohms from 20 Hz to 20 000 Hz with no more than 0 08 total harmonic distortion Front stereo uiuere ee e mscr DES 80 W 80 W Power output 1 kHz 8 0 05 110 W per channel Guaranteed speaker 6Q to 160 Measured pursuant to the Federal Trade Commission s Trade Regulation rule on Power Output Claims for Amplifiers Measured by Audio Spectrum Analyzer Audio Section Input Sensitivity Impedance UN Esraa EE 200 47 Output Level Impedance REG ERR 200 2 2 Signal to Noise Ratio short circuited A network Hcr 98 dB Signal to Noise Ratio EIA at 1 W 1 kHz UNE ERE 79 dB Video Section Signal level Composite 1Vp p 75 Component Y 1 0 Vp p 75 PB PR 0 7 Vp p 75 Corresponding maximum resolution Component 1080 1125 Section Frequency Range 87 5 MHz to 108 MHz Antenna Input FM eine 75 unbalanced Frequency Range 530 kHz to 1700 kHz Antenna AM er in tne etie Loop antenna Bl Accessories FM wire a
56. by Audio Spectrum Analyzer Audio Section Input Sensitivity Impedance nano rete l 200 mV 47 Output Level Impedance REC asss a n ARRIERE 200 mV 2 2 Signal to Noise Ratio short circuited network Hl 98 dB Signal to Noise Ratio EIA at 1 W 1 kHz IINE nomen 79 dB Video Section Signal level 1 Vp p 75 Component Y 1 0 Vp p 75 PB PR 0 7 Vp p 75 Q Corresponding maximum resolution Component 1080 1125 Section Frequency Range 87 5 MHz to 108 MHz Antenna Input EM idt ce 75 unbalanced Frequency Range 530 kHz to 1700 kHz Antenna AM iir ite irpoc ttn Loop antenna Accessories AM loop antenna FM wire antenna E601019000010 IL E605010140010 IL iPod cable L308102013020 IL Microphone for Auto MCACC setup APM7008 Digital In Out Section ADMI terminal eeen usss 19 HDMI OUUU TY D6 LL 5 V 100 mA USB terminal USB2 0 Full Speed A iPod terminal USB and Video Composite SIRIUS antenna 8 pin mini DIN cable ADAPTER PORT terminal
57. ce 6806 Yes Yes REG2 3 to chassis 2 Check the pattern in the path Yes P to chassis REGA PINA 3 3 V output No Is the voltage of 5V input Is the voltage 3 3 V output Is REG2 abnomally hot No Replace REG2 Yes Yes D The output and GND may be short circuited Check the path between them 40 VSX 821 K 1 2 3 4 D REGI pin 3 5 V input 2 Check the pattern in the path Is the voltage 5 V Yes REG1 pin 2 1 8 V output No No Is the voltage 1 8 V output Is REG1 abnomally hot Replace REG1 Yes Yes The output and GND may be l short circuited Check the path 1C805 pins 2 3 5 V input between them No Is the voltage 5 V input Is pin 4 en of IC805 low 5 pin 8 fault of IC805 high 2 Check the pattern in the path Yes 805 pins 6 7 USB bus power Yes Replace IC805 Is the voltage 5 V output Check the parts and pattern in the path of CN801 Yes To Step 2 Step 2 Operation of USB Media Control IC IC801 pins 54 55 xin xout Check the CN704B of CPU Assy and CN704A of FRONT Assy Check the parts and pattern in the path Replace XTAL1 etc Is there a 12 MHz output CP803 pins 1 2 reset rdy Check the path to CPU Assy Yes CN802 usb_rx tx pins 4 5 Do usb rx and usb tx usb rx and usb tx sho
58. cessarily can be obtained by using replacement components rated for voltage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are identified by marking with a N on the schematics and on the parts list in this Service Manual The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one shown in the parts list in this Service Manual may create shock fire or other hazards Product Safety is continuously under review and new instructions are issued from time to time For the latest information always consult the current PIONEER Service Manual subscription to or additional copies of PIONEER Service Manual may be obtained at a nominal charge from PIONEER 2 VSX 821 K Important Check Points for Good Servicing In this manual procedures that must be performed during repairs are marked with the below symbol Please be sure to confirm and follow these procedures 1 Product safety Please conform to product regulations such as safety and radiation regulations and maintain a safe servicing environment by following the safety instructions described in this manual Use specified parts for repair Use genuine parts Be sure to use important parts for safety 2 Do not perform modifications without proper instructions Plea
59. ction and advise on secure connections and suitable usage Please exchange the power cord if necessary Safe environment should be secured during servicing When you perform repairs please pay attention to static electricity furniture household articles etc in order to prevent injuries Please pay attention to your surroundings and repair safely 2 Adjustments To keep the original performance of the products optimum adjustments and confirmation of characteristics within specification Adjustments should be performed in accordance with the procedures instructions described in this manual 3 Lubricants Glues and Replacement parts 4 Use grease and adhesives that are equal to the specified substance sure proper amount is applied 4 Cleaning fy For parts that require cleaning such as optical pickups tape deck heads lenses and mirrors used projection monitors proper 2 cleaning should performed to restore their performances 5 Shipping mode and Shipping screws f 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 821 K 5 m 6 m 7 m 5 lt 2
60. e USB Microcomputer 1 Select the iPod USB function then turn the unit off 2 While holding the ENTER key on the front panel pressed press the STNADBY ON key 3 When the receiver is turned on press the ENTER key on the main unit three times Each time the ENTER key is pressed the indications on the FL display change as follows Main gt Sub gt DSP gt USB gt All segments lit 4 The version is displayed on the FL display as USB Notes on updating f you perform updating of the same software twice it may fail e f the indication UPDATE on the FL display does not change let it sit for a few minutes If the indication on the FL display changes to one other than UPDATE the unit becomes operable Turn the unit off after it becomes operable 3 How to update the DSP Microcomputer Procedures 1 Select an Input Function that allows reception via Optical input 1 or 2 then set the unit to STBY Off mode 2 Press the SPEAKERS and STANDBY ON keys simultaneously to enter DSP UpDate mode DSP is displayed 3 When PLAY is displayed playback of the wav file starts Play the file only once NEVER repeat playback PLAY is displayed After playback is finished and ENTER is displayed press the ENTER key on the front panel ENTER is displayed WRITING is automatically displayed After writing is completed is displayed Turn the unit off then confirm that the ver
61. heral circuits or the SUB CPU IC1316 REG1302 pin 2 to chassis s the voltage of 1 2 V output Check the IC1324 DSP power pin gt cvdd amp dvdd and its peripheral s the voltage of 1 2 V output 1C1300 pin 2 circuits or must be replaced 1C1324 REG1302 Check the IC1324 DSP power amp dvdd 1 2 V dvdd 3 3 V OK 3 3V line of D MAIN Assy is OK Step 4 Power supply 1304 pins 1 2 12 V input Is the voltage 12 V Yes 1 1325 2 12 V input Is the voltage of 12 V input Yes IC1325 pins 7 8 No Is the voltage 5 V output Yes Yos Is pin 6 en of IC1325 high avcc 1 2V No Check the wire between OK D MAIN and MAIN Assys Check the MAIN Assy No Check the 1325 and its NG peripheral circuits Replace 101325 No Check the peripheral circuits or the SUB CPU 1316 Check the IC1303 HDMI power pin avcc12 OK 3 3V line of D MAIN Assy is OK Replace 1305 to chassis Check the IC1303 HDMI POWER pin 33 avcc12 and its peripheral circuits or must be replaced 1303 1300 oK Replace 1305 Check the IC1318 power pin dvdd avdd PVDD dvdd 5 V avdd 5 V PVDD 5 V OK HDMI 5V line is OK VSX 821 K T 29 Step 5 X tal 1C1318 pins 6 7 ls there 24 576 MHz output
62. in 1 S PDIF output Check the path between IC801 pin 105 Is there a S PDIF signal Replace IC801 Check the parts and pattern CN802 and IC801 Refer to 1 DSP TROUBLESHOOTING 42 VSX 821 K 1 2 3 Bluetooth TROUBLESHOOTING Step 0 Preliminary confirmation Step 4 Communication CP603 bt rx tx pins 9 10 Confirm the following items before checking bt rx and bt tx should be high Do bt rx and bt tx i communication during operation with main micom Check the pattern in the path of SUBWOOFER Assy Yes To Step 5 bt rx and bt tx should be high during operation Check the pattern in the path of MAIN and CPU Assys Do screws of PLATE SCREW securely tighten Tighten screws securely Yes To Step 1 Step 1 BT DET CP603 pin 8 Step 5 Audio out check CP603 pins 1 3 Check the pattern in the path and SUBWOOFER Assy OK Check the pattern in the path and MAIN and CPU Assys Is the voltage 0 V Yes Is there a audio signal Yes Check the SUBWOOFER Assy OK Check the MAIN CPU and AUDIO Assys Check the pattern in the path To Step 2 Step 2 Power supply CP603 pin 6 5 V input ls there loose connection No ls the voltage 5 V CN602 602 of SUBWOOFER Assy Yes To Step 2 Check the pattern in the path and MAIN and CPU Assys
63. level of resistance 3 Check that the voltage between the 30V terminal is less than 1 V using a tester 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 FRONT Assy 47 100 ohms 2 W or higher 52 VSX 821 K 1 2 3 4 2 Notes on Ground Points Connection A Note During repair before checking the MAIN Assy etc with the rear chassis removed be sure to connect the GND terminal of the main capacitor to the chassis back speaker chassis as shown below then connect the power Without grounding connection the protection circuit will be activated After repairing be sure to remove the ground wire before reassembling B Speaker chassis GND wire Be sure to disconnect the GND wire before reassembly Main capacitor GND E MAIN Assy SIDE B 53 3 Disassembly Note The photo without the explanatory note is VSX 821 K 1 Front Panel Section Remove the cabinet by removing the 10 screws 1 Remove the five screws BBZ30P080F TB LILU LL eee Bottom view 2 Remove the two screws VSX 821 K VSX 921 K 1500001206010 IL 3 Remove the one screw BBZ30P080FTC 4 Unhook the two hooks 5 Arrange the front panel section as shown Front panel section in the photo below 54 VSX 821 K 1 m 2 m 3 m 4 2 Heatsink Section Caution Hea
64. ntenna E605010140010 IL AM loop antenna E601019000010 IL Microphone for Auto MCACC setup APM7008 Digital In Out Section HDMI terminalis Type A 19 pin HDMI output type 5 V 100 mA ADAPTER PORT terminal 5 V 100 mA Miscellaneous Power Requiremenrts Power Consumption Inistandby eee 0 4 W Control OFF Dimensions 435 mm W x 168 mm H x 362 5 mm D 173 16 in W x 65 8 in H x 145 16 in D Weight without package 9 0 kg 19 Ib 14 oz Furnished Parts Microphone for Auto MCACC 1 Remote ConltOl aec abren throni 1 Dry cell batteries AAA size IEC 2 AM loop d FM wire antenna sud Operating instructions essen 1 Note Specifications and the design are subject to possible modifications without notice due to improvements Manufactured under license from Dolby Laboratories Dolby Pro Logic Surround EX and the double D symbol are trademarks of Dolby Laboratories Manufactured under license under U S Patent 5 5 451 942 5 956 674 5 974 380 5 978 762 6 226 616 6 487 535 7 212 872 7 333 929 7 392 195 7 272 567 amp other U S and worldwide patent
65. om Assy RADI DET from AMP Assy Normal Operations Normal Operations l PROTECT2 detected MUTE ON and ALL Speakers Phones Relay are set to OFF Have OVERHEAT flashing on the FL display for 3 sec Counter Temp2 Is TR DET detected Is the VOL value 5 or less Deduct 3 from the current VOL POWER OFF STBY value Have TEMP flashing on the FL display for 3 sec Timer START is performed for 3 sec Fm l After 3 sec Prohibit detection of LNO 7 PROTECT 2 is rechecked TR DET for 2 min Is PROTECT 2 detected 2 Yes POWER OFF STBY Detection of TR_DET NOs resumed after 2 min gt S 15 TR_DET detected 1 The detection interval must be 1 sec or less 3 The detection interval must be 1 sec or less 2 If PROTECT 2 is detected while TR_DET detection is prohibited for 2 min the PROTECT 2 function will be activated 3 4 How to cancel the status after detection of the DC error Key Operation FL Display Time sec Description of Indications STANDBY state ADVANCED SURROUND STANDBY ON keys press and hold the keys for 2 seconds Normal display usually 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
66. pattern in the path Is the voltage 3 3 V Yes 1 1310 pin 2 HDMI 1 8V No Is the voltage 1 8 V Is IC1310 abnormally hot Yes HDMI 3 3V Yes 1C1300 pin 3 The output and GND may be short circuited Check the path between them No Check the parts and pattern in the path Is the voltage 3 3 V No Is the voltage 1 2 V Is 1300 abnormally hot Yes Yes The output and GND may be short circuited Check the path between them To Step 3 Step 3 Diagnosis Each data lines confirmation checks it after standby off on CP1306 pin 10 SUB RESET Diagonose the MAIN Assy SUB PDN Diagonose the MAIN Assy MAIN IRQ Is the voltage 0 to 3 3 V Yes 1306 pin 11 Is the voltage 0 to 3 3 V Yes 1306 pin 12 Is there data input 0 3 3 V Diagonose the MAIN Assy No Replace IC1310 No Replace IC1300 CP1306 pin 13 SOS BG Check the parts and patterns in the path IC706 CSCK_MAIN Diagonose the MAIN Assy SCDO_MAIN Is there a data output 0 3 3 V 1306 pin 7 ls there data input 0 to 3 3 V CP1306 pin 8 Is there a data input 0 to 3 3 V Diagonose the MAIN Assy 36 VSX 821 K 1306 9 SCDI MAIN No Check the parts and patterns Is there a data output
67. point TP403 3 TP404 pin 1 2 Turn the adjustment VR so that the voltage becomes SL TP404 pin 3 VR404 in 2 0 mV 0 2 mV TP405 1 SR 405 3 VR405 Condition No signal and no load Adjustment points and measurement points see fig 1 AMP ASSY L Fig 1 VSX 821 K gt Bg for VSX 921 K When any component parts which are within the red square on the following circuit diagram are replaced the idle current adjustment of that channel is required Idle current adjustment for another channel is not required However when any capacitors are replaced the adjustment is not required The following circuit diagram is for SL channel but another channel also has same circuit diagram and same adjustment is required gt I j B 2 1 ciez 47 L 2 100P 500V C404 47 50 7 280 14 D 0 R4 1 40 2 4 Q406 8427 8 7 pom 86 a RID 2455515 A PF sr ore 5 0407 0428 VR R422 5 5 992 KSA992F TK v r on PA 1 RA 359 Ri 19 5153 4 LOW HIGH ETC HIGH 3 8 onz 2 Q 5957 LU l R411 150K R541 150K R498 150K cara L 1 kaa 7
68. r 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 Sheet SP caution Dry cell batteries Label serial Label getter ia Label serial 70 VSX 821 K 1 2 m 3 um 4 5 1 PACKING SECTION PARTS LIST Mark No Description N Remote Control AM Loop Antenna FM Wire Antenna iPod Cable Microphone for Auto MCACC setup Operating Instructions Gift Cushion Snow Sheet 2 CONTRAST TABLE VSX 821 K CUXCNSM VSX 921 K UXCNCB and VSX 521 K CUXCNSM are constructed the same except for the following Part No See Contrast table 2 E601019000010 IL E605010140010 IL See Contrast table 2 APM7008 See Contrast table 2 See Contrast table 2 6230212914000 IL 6327040059000 IL Mark No Symbol and Description 1 Remote Control 8300762100010 IL 8300762100010 IL 8300761900010 IL 4 iPod Cable L308102013020 IL L308102013020 IL Not used 6 Operating Instructions En Frca Es 5707000004990 IL 5707000004970 IL 5707000005040 IL 7 Box Gift 600721 18200G0 IL 600721 1820090 IL 60072118200P0 IL VSX 821 K 71 5 m 6 ES 7 8 9 2 EXTERIOR SECTION for VSX 821 K VSX 921 K Cushion EVA VSX 821 K 72
69. r 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 VSX 821 K 5 6 7 8 2 SPECIFICATIONS VSX 821 K Amplifier section Continuous average power output of 80 watts per channel min at 8 ohms from 20 Hz to 20 000 Hz with no more than 0 08 total harmonic distortion Front Stereo 80 W 80 W Power output 1 kHz 8 0 05 110 W per channel Guaranteed speaker impedance FRONTA me uuu usa 6010160 FRONT A B 12 Q to 16 Q SURROUND CENTER u treten cen nis 6 Q to 16 O Measured pursuant to the Federal Trade Commission s Trade Regulation rule on Power Output Claims for Amplifiers Measured by Audio Spectrum Analyzer Audio Section Input Sensitivity Impedance UNE 200 47 Output Level Impedance REG uw a ATA a 200 2 2 Signal to Noise Ratio short circuited A network 98 Signal to Noise Ratio EIA at 1 W 1 kHz UNE nete emi ie 79 dB Video Section Signal level Composite 1 Vp p 75 Component Y 1 0 Vp p 75 PB PR 0 7 Vp p 75 Corresponding maximum resolution Component Video esee 1080p 1125p
70. replaced AMP Assy 8 3 IDLE CURRENT ADJUSTMENT All channel Other assemblies E No adjustment required E When any of the following parts is replaced AMP Assy 8 3 IDLE CURRENT ADJUSTMENT Only channel of replacement parts Other assemblies 5 No adjustment required 62 VSX 821 K 1 2 3 4 5 6 7 8 8 2 UPDATING OF THE FIRMWARE Purpose Refer to this section when updating the firmware of each microcomputer is required by the service information etc Necessary Tools PC with a serial port RS 232C cable 9 pin to 9 pin straight cable RS 232C UPDATE jig GGF1642 Use FFC of GGF1642 10P to 10P Firmware Connections Connect as shown in the figure below Insert the with its contact surface facing the A mark SUB microcomputer RS 232C Straight cable 10P to 10P FFC UPDATE jig GGF1642 MAIN microcomputer VSX 821 K JIG s side 1 MAIN and SUB microcomputers update Procedures MAIN microcomputer 1 Unplug the AC cord 3 Press the OK button Connect the cable MAIN microcomputer Start up application FlashSta on the PC Timeout Push RESET 2 Plug the AC cord STANDBY mode For updating of the MAIN microcomputer proceed with the following steps in STANDBY mode Please push the cancel b
71. s issued amp pending DTS and the Symbol are registered trademarks amp DTS HD DTS HD Master Audio and the DTS logos are trademarks of DTS Inc Product includes software DTS Inc All Rights Reserved Dry cell batteries AAA size IEC x2 Remote control 8300761900010 IL 8 VSX 821 K 3 BASIC 5 FOR SERVICE 3 1 CHECK POINTS AFTER SERVICING ltems to be checked after servicing To keep the product quality after servicing confirm recommended check points shown below Procedures Check points Confirm whether the customer complain has been solved The customer complain must not be reappeared If the customer complain occurs with the particular source such Video Audio and operations must be normal as Dolby Digital DTS AAC DVD A and HDMI input it for the operation check Check the analog audio playback Each channel audio and operations must be normal Make the analog connections with a DVD player Check the digital audio playback Each channel audio and operations must be normal Make the digital connections with a DVD player Check surround playback Each channel audio and operations must be normal Select Surround mode and check the multichannel operations via the DSP circuit Check the video outputs Video and operations must be normal Connect with a DVD player Check the tuner AM and FM operations Audio and operations must be normal
72. se follow the specified safety methods when modification addition change of parts is required due to interferences such as radio TV interference and foreign noise 3 Make sure the soldering of repaired locations is properly performed When you solder while repairing please be sure that there are no cold solder and other debris Soldering should be finished with the proper quantity Refer to the example Make sure the screws tightly fastened Please be sure that all screws are fastened and that there are no loose screws 5 Make sure each connectors are correctly inserted Please be sure that all connectors are inserted and that there are no imperfect insertion 6 Make sure the wiring cables are set to their original state Please replace the wiring and cables to the original state after repairs In addition be sure that there are no pinched wires etc 7 Make sure screws and soldering scraps do not remain inside the product Please check that neither solder debris nor screws remain inside the product There should be no semi broken wires scratches melting etc on the coating of the power cord Damaged power cords may lead to fire accidents so please be sure that there are no damages If you find a damaged power cord please exchange it with a suitable one There should be no spark traces or similar marks on the power plug When spark traces or similar marks are found on the power supply plug please check the conne
73. sion has been updated O Q 66 VSX 821 K 1 2 3 4 LI 5 6 8 3 IDLE CURRENT ADJUSTMENT for VSX 821 K VSX 521 K When component parts which within the red square the following circuit diagram replaced the idle current adjustment of that channel is required Idle current adjustment for another channel is not required However when any capacitors are replaced the adjustment is not required The following circuit diagram is for SL channel but another channel also has same circuit diagram and same adjustment is required 559 453 1eoprL 47PF C449 R534 7 5k 1 C452 0 RS37 47 5 6 3 11 CNET 429 1551357 8927 z R538 7 5K 1 2 100 500 1 56 0443 0444 KSA992F KSA992F Silla Q 47 5 6 3 11 P 7 He f 2 ae as 1 1 446 9888560 C462 100P 500V C463 N 107100 6 3 11 Ny C464 10 1 pem 1 Measurement Adjustment Channel Points Points Procedure TP401 pin 1 Turn on the power FE 401 pin 3 4 TP402 pin 1 2 Perform aging for one minute 402 3 VIMUS C TP403 1 VR403 Connect a digital voltmeter to the measurement
74. storted 4 4 Diagnosis 1 Remove the one screw and remove the earth lead BBZ30P080FTC 2 Reassemble the earth lead jumper 3 Remove the WIRE GUIDE A Assy 60 MAIN Assy Note While securing the regulator ICs and rectifier diode to the holes for temporary joining tighten the screws while holding the regulator ICs and rectifier diode with your fingers so that the jumper wires will not become distorted WIRE GUIDE A Assy WIRE GUIDE A Assy Earth lead jumper Earth lead jumper VSX 821 K 3 4 4 Reassemble the BRIDGE BRIDGE Assys 5 Reassemble the D MAIN Assy with extension jig cables See procedure 3 6 Insert any insulation sheet between D MAIN Assy and MAIN Assy 7 Connect the extension jig FFC D MAIN Assy VSX 821 K 5 6 m Insulation sheet 7 Extension jig GGD1738 CPU Assy 61 8 EACH ADJUSTMENT e f the adjustment is shifted or if it becomes necessary to readjust because of part replacement etc perform the adjustment as described below Any value changed in Adjustment mode will be stored in memory as soon as it is changed Before readjustment take note of the original values for reference in case you need to restore the original settings Use a stable AC power supply 8 1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPAIRED OR REPLACED E When any of the following assemblies is
75. the procedures of Reset mode are completed VSX 821 K 5 6 7 8 49 3 units operation error is detected Purpose The unit s operation when a DC OVER TEMP error is detected is described here How to cancel the status after detection of a DC error is described here because no key input will be accepted after a DC error detection Basic operations 3 1 DC AMP is abnormality error detection Key Operation FL Display Time sec Description of Indications Normal display usually Normal display DC detection Auto RECEIVER POWER OFF 1 52 3 2 OVERLOAD overcurrent error detection Key Operation FL Display Time sec Description of Indications Normal display usually Normal display OVERLOAD detection RECEIVER POWER 1 50 VSX 821 K 1 2 3 4 3 3TEMP overheat error detection For detection of a TEMP error the unit monitors both the TR_DET PROTECT2 signals If a error is detected the processes shown below will be performed The processes shown below are rough operational specifications and are not the actual commands from the mounted components After a TEMP error is detected the count of protection activation detections will be updated TR_DET 2 P6 4 34 pin 00000 TRTHER DET fr
76. tions Purpose The numbers of detections for various protection processes are displayed How to enter exit During Standby mode simultaneously press and hold the PRESET and STANDBY ON keys for 2 seconds to enter this mode The display will return to the normal indication when no key operation is performed for 5 seconds Basic operations Key Operation FL Display Time sec Description of Indications STANDBY state PRESET STANDBY ON keys Initial display 5 gt normal 1 Number of DC error detections ENTER key 5 gt normal 1 Number of OVERLOAD error detections ENTER key 5 gt normal 1 Number of abnormal temperature RE key detections 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 to 255 The above mentioned Display mode is available only when the product operates properly If any protection function is activated while the product is in use the product cannot be turned ON and enter the above Display mode In such a case cancel the protection function referring to 3 4 How to cancel the status after detection of the DC error If a protection function is activated immediately after the previous protection function is canceled cancel that protection function
77. tsink section in work becomes hot and be with it Remove the cabinet by removing the 10 screws 1 Remove the three screws BBZ30P080FTC 2 Remove the six screws BBZ30P080FTC 3 Remove the one screw BBZ30P080FTC 4 Remove the WIRE GUIDE A Assy 5 Cut the binder GUDE R Assy Bottom view minis ul WI L Mun GUDE L Assy VSX 821 K WIRE GUIDE A Assy 55 6 Disconnect the connector CP401 Assy 7 Connect the extension jig cable 7 Extension jig cable 8 Rotate the heatsink section in the direction of VSX 821 K VSX 521 K GGD1739 the arrow VSX 921 K GGD1740 AMP Assy Heatsink 56 VSX 821 K 1 2 3 4 D MAIN Assy Remove the cabinet by removing the 10 screws 1 Remove the five screws BBT30P100FTB 2 Remove the five screws BSZ30P040FTB 3 Cut the binder 4 Disconnect the two B to B connectors CP1305 CP1306 5 Remove the D MAIN Assy 6 Connect the two extension jig cables 7 Arrange the D MAIN Assy in the photo below 8 Insert any insulation sheet Note Confirm that a B to B connector of BRIDGE Assy is connected to AUDIO Assy tightly BRIDGE A Assy AUDIO Assy VSX 821 K VSX 921 K CP1305 FE Borad to board extension jig cable GGD1733 VSX 821 K T Chassis back Borad to board extension jig cable
78. uld be high mem during operation Check the 4 the path of FRONT CPU Assys Yes JACK801 pins 2 3 D and D should have waveform during normal condition Check the pattern in the path of IC801 H X 1 uS div Y 2 V div X 1 uS div Y 2 V div Are there the waveforms like figure 1 801 pin 44 gt IC803 38 initial communication SDCLK After turning the power on and DATA and ADDRESS lines lt several seconds later does SDCLK between SDRAM IC803 12 MHz to 80 MHz FLASH ROM IC802 and 801 are mav not be connected Operation of IC801 is OK Go to step 3 Yes Operation of 801 is Go to step 3 VSX 821 K 41 5 6 7 8 Step 3 Operation of iPod Authentication process IC804 pins 12 13 Scl sda I2C between 801 and IC804 When scl and sda are normal operation high 3 3 V connect iPod Do scl and sda and communicate it about 10 seconds later authentication starts communicate And communicate it about 60 seconds later authentication is complete Does reset auth lt 4 reset it the path between High after the reset IC801 pin 120 Yes Operation of IC804 is OK Go to step 4 Replace IC804 Step 4 Audio out check CN802 p
79. utton and press the JIG s RESET button And confirm a connection of FFC Please return to procedure 1 VSX 821 K 63 5 6 7 8 Enter ID Enter ff in all field 3 Press OK button to 90 to next step Select VSX821 Main VOxx mot file to update the MCU Press the OK button 2 Enter ID Press the OK button 5 Set speed update and update the MCU IESE s f Set speed of update D Set speed of update Set Baud rate to 38400 Default Baud rate is 9600 mliet i Update the MCU Press the OK button E P R gt Erase Program Read 2 Update the MCU Press the E PR button 6 Update Finished MAIN microcomputer UEA xii G Press the OK button Press the Exit button Please wait for until this window disappears lll for SUB microcomputer 7 Unplug the AC cord Disconnect the FFC cable Connect the FFC cable SUB microcomputer Plug the AC cord STANDBY mode Turn the main unit on For updating of the SUB microcomputer proceed with the following steps in POWER ON mode Push the reset button on the JIG s Board Start up application on the PC Press the OK button if the following messages are displayed M18C Flash Start Please push the cancel button and press the JIG s Press OK button RESET button And confirm a connection of FFC Please return to procedure 7 64 1 2 3 4

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