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Pioneer DV-79AVi Service Manual
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Pioneer DV-79AVi Service Manual

Pioneer DV-79AVi Service Manual

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DVD PLAYER

DV-79AVi
DV-79AVi-S
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
DV-79AVi
KUXJ/CA
DV-79AVi-S
KUXJ/CA
For details, refer to "Important symbols for good services".
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2005
Power Requirement
AC120V
AC120V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DV-79AVi
Region No.
1
1
T-ZZR NOV. 2005 printed in Japan
ORDER NO.
RRV3286
Remarks

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Summary of Contents for Pioneer DV-79AVi

  • Page 1: Dvd Player

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2005 T-ZZR NOV.

  • Page 2: Safety Information

    The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.
  • 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. DV-79AVi...

  • Page 4: Table Of Contents

    7.1.5 FUNCTIONAL SPECIFICATION OF THE SERVICE MODE ............. 86 7.1.6 ERROR DISPLAY ..........................87 7.1.7 TROUBLE SHOOTING ........................90 7.1.8 FAILURE-TEST METHOD FOR THE HDMI TRANSMITTER IC ............92 7.1.9 SERIAL-DOWNLOAD........................93 7.1.10 DISASSEMBLY..........................94 8. PANEL FACILITIES ............................104 DV-79AVi...

  • Page 5: Specifications

    Jacks......RCA jack These operating instructions The specifications and design of this product are subject to change without notice, due to improvement. DV-79AVi...

  • Page 6: Exploded Views And Parts List

    Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING Front side DV-79AVi...
  • Page 7 VXX2893 Battery Cover VNK4423 Operating Instructions (English) VRB1390 • • • • • (2) CONTRAST TABLE DV-79AVi / KUXJ/CA and DV-79AVi-S / KUXJ/CA are constructed the same except for the following : DV-79AVi DV-79AVi-S Mark No. Symbol and Description /KUXJ/CA...

  • Page 8: Exterior Section

    2.2 EXTERIOR SECTION 59 51 59 61 Refer to "2.4 LOADER MECHA. ASSY". Refer to "2.3 FRONT PANEL SECTION". DV-79AVi...
  • Page 9 C Cusion VEB1375 PCB Holder AJ VNE2330 Card Spacer AEC7214 (2) CONTRAST TABLE DV-79AVi / KUXJ/CA and DV-79AVi-S / KUXJ/CA are constructed the same except for the following : DV-79AVi DV-79AVi-S Mark No. Symbol and Description /KUXJ/CA /KUXJ/CA 27 Bonnet...

  • Page 10: Front Panel Section

    2.3 FRONT PANEL SECTION 9(1/2) DV-79AVi...
  • Page 11 D Window See Contrast table (2) Panel Base Assy See Contrast table (2) (2) CONTRAST TABLE DV-79AVi / KUXJ/CA and DV-79AVi-S / KUXJ/CA are constructed the same except for the following : DV-79AVi DV-79AVi-S Mark No. Symbol and Description /KUXJ/CA...

  • Page 12: Load Mecha. Assy

    LOAB Assy VWG2426 Floating Rubber VEB1351 Connector Assy (2P) VKP2253 Belt VEB1358 Stabilizer VNE2253 Loading Base VNL1917 Float Base DVD VNL1918 Drive Cam VNL1919 Gear Pulley VNL1921 Loading Gear VNL1922 Drive Gear VNL1923 SW Lever VNL1925 Clamper Plate VNE2342 DV-79AVi...
  • Page 13 Rear View Daifree Daifree No. 23 No. 23 GEM1036 GEM1036 Tray Tray Concave of unevenness Concave of unevenness Inner side of a ditch Daifree GEM1036 Top View Bottom View Side of the rib Concave of unevenness Daifree Daifree GEM1036 GEM1036 DV-79AVi...

  • Page 14: Traverse Mecha. Assy-S

    15 (Torque : 0.15 ± 0.01 N•m) Silicone Adhesive GEM1037 DVDM CN101 (Pickup Assy) 4 (Adjustment screw) Silicone Adhesive GEM1037 Screw Tight 15 (Torque : 0.15 ± 0.01 N•m) GYL1001 (Adjustment spring) To DVDM CN105 (Spindle Motor) DVDM CN104 (Stepping Motor) DV-79AVi...
  • Page 15 VBA1080 Skew Spring VBH1335 Guide Bar VLL1514 Sub Guide Bar VLL1515 Leaf Spring VNC1023 Joint Spring VNC1019 Support Spring VNC1020 NSP 11 Mecha.Chassis VNE2248 Damper Sheet VEB1335 Spacer VNL1913 Joint 03 VNL1949 Tapping Screw OBA8021 Screw BBZ20P050FZK Screw PMA26P100FMC DV-79AVi...

  • Page 16: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 OVERAL BLOCK DIAGRAM DV-79AVi Block Diagram DVDM BOARD PICK UP TRAVERSE Generator CPLD IC SM8707DV LC4032VAA 3.3V (NPC) 3.3V (Macnica) SDRAM 3.3V SDRAM SPDL MOTOR STEPPING MPEG2 DECODER MOTOR MITSUBISHI AV1 DECODER RF IC...
  • Page 17 FL/FR 2chDAC FL/FR(AV1) PCM1738E FL/FR(SACD) FRONT Rchx2 192k,24bit, REAR Lch SL/SR(AV1) SL/SR 2chDAC REAR Rch SL/ SR(SACD PCM1738E SW/C(AV1) 192k,24bit, SW/C SUBWOOFER SW/C(SACD) 2chDAC CENTER PCM1738E SACD Decoder CXD2753R SDRAM 3.3V&2.5V 3.3V (SONY) OPTICAL OUT COAXIAL OUT AJKB BOARD DV-79AVi...

  • Page 18: Loab Assy And Overall Wiring Diagram

    3.2 LOAB ASSY and OVERALL WIRING DIAGRAM VTT1168 PS ASSY (VWV2153) POWER SUPPLY LOADER ASSY (VWT1218) Unit (VWR1397) MSWB ASSY (VWG2548) KEYB ASSY PLED ASSY (VWG2553) (VWG2557) DV-79AVi...
  • Page 19 ÷ 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. ÷ : The power supply is shown with the marked box. DV-79AVi...

  • Page 20: Dvdm Assy 1/6 [Fts Block]

    3.3 DVDM ASSY 1/6 [FTS BLOCK] DVDM ASSY (VWS1600) RF_V RF_A from / to FR (IC601) DV-79AVi...
  • Page 21 Clock Block RF_A : RF SIGNAL ROUTE : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE : RF (VIDEO) SIGNAL ROUTE RF_V : STEPPING SERVO LOOP LINE : RF (AUDIO) SIGNAL ROUTE RF_A : AUDIO DATA SIGNAL ROUTE DV-79AVi...

  • Page 22: Dvdm Assy 2/6 [Fr Block]

    3.4 DVDM ASSY 2/6 [FR BLOCK] to AV1 to EBY VYW2363 to Video Block from SERVO DSP to CN901 DV-79AVi...
  • Page 23 EBY to FLKB to IC805 HOSTCON Serial DVDM ASSY (VWS1600) DV-79AVi...

  • Page 24: Dvdm Assy 3/6 [Eby/Av1 Block]

    3.5 DVDM ASSY 3/6 [EBY/AV1 BLOCK] RF_V RF_V DV-79AVi...
  • Page 25 DVDM ASSY (VWS1600) : RF (VIDEO) SIGNAL ROUTE RF_V : VIDEO DATA SIGNAL ROUTE : AUDIO DATA SIGNAL ROUTE : AUDIO (DIGITAL) SIGNAL ROUTE DV-79AVi...

  • Page 26: Dvdm Assy 4/6 [I.link Block]

    DVDM ASSY (VWS1600) : V SIGNAL ROUTE : S-VIDEO OUT C SIGNAL ROUTE : S-VIDEO OUT Y SIGNAL ROUTE : Cr/R SIGNAL ROUTE Cr/R : Y/G SIGNAL ROUTE : Cb/B SIGNAL ROUTE Cb/B : AUDIO (DIGITAL) SIGNAL ROUTE Cr/R Cb/B DV-79AVi...
  • Page 27 17 20 Cr/R Cb/B 16 19 15 18 DV-79AVi...

  • Page 28: Dvdm Assy 5/6 [Video Block]

    3.7 DVDM ASSY 5/6 [VIDEO BLOCK] from AV1 DVDM ASSY (VWS1600) DV-79AVi...
  • Page 29 : AUDIO (DIGITAL) SIGNAL ROUTE DV-79AVi...

  • Page 30: Dvdm Assy 6/6 [A-Dsp/Aqe/Sacd Block]

    3.8 DVDM ASSY 6/6 [A-DSP/AQE/SACD BLOCK] DVDM ASSY (VWS1600) DV-79AVi...
  • Page 31 : RF (AUDIO) SIGNAL ROUTE RF_A : AUDIO (DIGITAL) SIGNAL ROUTE DV-79AVi...

  • Page 32: Ajkb Assy

    3.9 AJKB ASSY AJKB ASSY (VWV2148) 21 22 24 23 PS ASSY (VWV2153) DV-79AVi...
  • Page 33 : AUDIO (DIGITAL) SIGNAL ROUTE : AUDIO SIGNAL ROUTE DV-79AVi...

  • Page 34: Vjkb Assy

    Cr/R Cb/B Cr/R Cb/B : V SIGNAL ROUTE : S-VIDEO OUT C SIGNAL ROUTE : S-VIDEO OUT Y SIGNAL ROUTE DV-79AVi/KUXJ/CA : Cr/R SIGNAL ROUTE Cr/R : Y/G SIGNAL ROUTE : Cb/B SIGNAL ROUTE Cb/B : AUDIO SIGNAL ROUTE DV-79AVi...
  • Page 35 DV-79AVi...

  • Page 36: Flky, Keyb And Mswb Assys

    VWG2548 VWG2557 Regions Switches FLKY ASSY S2101 : OPEN/CLOSE 0 S2102 : 7 (STOP) S2103 : PAUSE S2104 : PLAY S2105 : FWE S2106 : REV Our company's product Mechanical SW Tact SW FL Cushion Fluorescent character display tube DV-79AVi...
  • Page 37 PLED KEYB MSWB ASSY ASSY ASSY (VWG2553) (VWG2557) (VWG2548) DV-79AVi...

  • Page 38: Power Supply Unit

    • Please take care to keep the space, not touching other parts when replacing the parts. CN2304 CN2302 LIVE AC INLET ASSY NEUTRAL • NOTE FOR FUSE REPLACEMENT FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. CAUTION - REPLACE WITH SAME TYPE AND RATINGS ONLY. DV-79AVi...
  • Page 39 LITTELFUSE INC. FOR P201 (AEK7066). CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 49101.6 MFD, BY LITTELFUSE INC. FOR P101 and P202 (AEK7067). P301 AEK7063 800mA CN101 P202 AEK7067 2.0A P201 AEK7066 1.6A P101 AEK7067 2.0A DV-79AVi...

  • Page 40: Waveforms

    Foot of R957 (Cr/R) [interlace] V: 0.5V/div. H: 0.2µsec/div. V: 1V/div. H: 5msec/div. V: 0.2V/div. H: 10µsec/div. IC201 - pin 1 (EFM) Foot of R968 (V) Foot of R960 (Y/G) [progressive] V: 1V/div. H: 0.2µsec/div. V: 0.2V/div. H: 10µsec/div. V: 0.2V/div. H: 10µsec/div. DV-79AVi...
  • Page 41 : DVD-REF-A1, T2-Chap.1 IC301-pin 4 (LRCK) V: 1V/div. H: 5µsec/div. IC301-pin 5 (DATA0) V: 1V/div. H: 500nsec/div. IC301-pin 6 (BCK) V: 1V/div. H: 100nsec/div. IC301-pin 7 (PMCK) V: 1V/div. H: 20nsec/div. IC302 - pin 1 (Analog OUT) V: 1V/div. H: 500µsec/div. DV-79AVi...
  • Page 42 DV-79AVi...

  • Page 43: Pcb Connection Diagram

    SIDE B P.C.Board Chip Part transistor Resistor array 3-terminal regulator SIDE A SIDE B LOAB ASSY (VNP1912-A) LOAB S101 LOAD+ VWG2426- CN602 CN602 C102 LOAD- PYKC F6 VNP1912- C101 CN601 CN601 CN602 CN601 CN601 CN602 CN103 LOADING MOTOR ASSY DV-79AVi...

  • Page 44: Dvdm Assy

    4.2 DVDM ASSY SIDE A DVDM ASSY SPIMDLE MOTOR CN115 DV-79AVi...
  • Page 45 SIDE A PICKUP LOADING ASSY-S CN101 CN4101 MOTOR CN111 CN103 CN401 CN901 (VNP2023-A) DV-79AVi...
  • Page 46 C791 R1819 D812 D814 D815 C799 R766 D817 R761 D816 R876 R831 R764 R874 R898 R781 R851 R852 R853 R886 R856 R885 C832 R882 R887 R787 C762 C758 C757 C761 C828 C771 C829 C772 C765 C766 R884 R763 R849 DV-79AVi...
  • Page 47 R231 C791 C744 R280 C201 C742 C743 C450 C799 R766 C466 C797 R451 R408 R764 R449 R410 C429 R413 IC741 Q403 R450 R409 R411 C747 C431 C432 C748 R412 C746 R417 R786 R787 C757 R754 C745 R418 C767 (VNP2023-A) DV-79AVi...

  • Page 48: Ajkb Assy

    C3406 C3405 IC3331 C3344 C3334 C3425 C3421 C3415 C3411 R3601 C3438 C3431 C3606 C3105 C3607 Q3371 C3608 Q3372 R3473 SCART_R GNDA SCART_L R3358 R3357 C3547 C3537 Q3472 R3354 R3364 R3173 R3463 R3453 Q3352 JA3301 JA3401 R3174 JA3601 JA3602 (VNP2024-B) DV-79AVi...
  • Page 49 Q3381 C3432 R3383 Q3363 C3611 R3369 Q3571 R3437 R3447 Q3572 R3547 R3537 C3622 C3612 R3461 C3621 R3451 C3618 C3619 C3617 R3561 Q3561 Q3451 R3551 Q3362 R3365 C3616 C3605 Q3551 R3552 R3562 C3614 C3452 C3353 C3552 C3553 C3453 C3615 (VNP2024-B) DV-79AVi...

  • Page 50: Vjkb Assy

    CN4101 R4608 C4105 C4103 C4111 D4610 C4113 C4114 C4108 C4110 V+12 SCART_L GNDA SCART_R SQUEEZE V+5V R4601 C4302 VSEL1 VSEL2 C4621 C4316 C4606 C4605 C4608 C4609 C4610 C4622 C4623 C4615 C4612 R4313 R4606 R4614 C4324 C4323 C4310 KN4103 (VNP2024-B) DV-79AVi...
  • Page 51 SIDE B SIDE B VJKB ASSY CN4101 R4610 R4650 R4603 R4604 R4602 C4620 C4404 (VNP2024-B) DV-79AVi...

  • Page 52: Flky And Keyb Assys

    W2156 -28V FLDC+ W2110 VWG2551 VWG2552 W2109 D2104 W2111 D2103 VWG2554 VWG2555 W2108 S(MtoF) PW_ON HDMI I_link W2107 S(FtoM) W2106 V+12 CN2101 J2101 W2105 S(FtoM) W2139 W2104 S(MtoF) X2101 E+3V W2103 W2102 W2138 V+12 CMK-P3X CN2101 W2101 FLDC- CN402 DV-79AVi...
  • Page 53 4.KEY0A 6.P_LED W2210 PWSW 2.V+3E 3.KEY0 7.STBY 1.PWSW 2.GND 8.PWSW W2206 P_LED 1.P_LED 9.V+3E W2205 V+12 J2202 J2203 CN2201 (VNP2022-B) CN2101 D2103 CN2102 IC2103 CN2102 1.GND C2104 2.V+12 W2168 3.LED7 4.LED6 5.KEY0 V2101 6.P_ON 7.STBY 8.PWSW 9.V+3E L2101 (VNP2022-B) DV-79AVi...
  • Page 54 7.STBY 8.PWSW 9.V+3E (VNP2022-B) J2203 CN2101 C2134 CN2102 VWG2549 VWG2550 CMK-P3X VWG2551 C2133 1.GND 2.V+12 VWG2552 R2133 3.LED7 R2194 4.LED6 VWG2554 R2195 5.KEY0 C2110 R2141 6.P_ON VWG2555 R2134 R2135 R2142 7.STBY R2120 R2136 C2114 8.PWSW 9.V+3E IC2102 C2109 (VNP2022-B) DV-79AVi...
  • Page 55 -28V PW_ON -28V E+3V Q2101 E+3V R2101 V+12 Q2102 C2130 FLDC+ R2129 -28V C2113 S(FtoM) PW_ON S(MtoF) R2155 C2126 V+12 C2105 Q2108 C2133 S(FtoM) E+3V R2154 S(MtoF) R2124 C2115 Q2106 C2125 C2123 R2142 Q2109 V+12 C2114 CN2101 FLDC- CN2101 DV-79AVi...

  • Page 56: Ps Assy

    4.6 PS ASSY SIDE A SIDE A PS ASSY NON-NFB REGURATOR BOND BOND (VNP2024-B) SIDE B SIDE B VWV2153- /J PS Ass'y R3806 Q3806 C3809 R3805 (VNP2024-B) DV-79AVi...

  • Page 57: Power Supply Unit

    4.7 POWER SUPPLY UNIT SIDE A SIDE B POWER SUPPLY UNIT [VWR1397] AC INLET CN2304 ASSY CN2302 P301 P101 P202 P201 DV-79AVi...

  • Page 58: Pcb Parts List

    Q 105 (A,88 ,145 ) CHIP TRANSISTOR HN1B04FU Q 106 (A,77 ,153 ) CHIP TRANSISTOR HN1A01F IC 453 (B,65 ,170 ) LOGIC IC TC7SHU04FUS1 Q 107 (B,102 ,134 ) NMOS FET TRANSISTOR UM5K1N IC 454 (A,33 ,118 ) LOGIC IC TC7SHU04FUS1 DV-79AVi...
  • Page 59 (A,12 ,247 ) EARTH METAL FITTING VNF1109 R 137 (A,108 ,141 ) RS1/16S0R0J (A,98 ,96 ) EARTH METAL FITTING VNF1109 (A,8 ,26 ) EARTH METAL FITTING VNF1109 R 138 (A,105 ,120 ) RS1/10S0R0J KN1051(A,92 ,8 ) SCREW PLATE VNE1948 R 139 (B,101 ,138 ) RS1/16S104J DV-79AVi...
  • Page 60 RS1/16S6802F R 236 (B,58 ,173 ) RS1/16S0R0J R 364 (B,107 ,181 ) RS1/16S1003F R 240 (B,74 ,154 ) RS1/10S0R0J R 368 (B,107 ,179 ) CHIP RESISTOR RS1/16S6802F R 241 (A,77 ,157 ) RS1/16S331J R 369 (B,110 ,183 ) RS1/16S1003F DV-79AVi...
  • Page 61 R 649 (B,54 ,124 ) RS1/16S220J R 553 (A,74 ,216 ) RS1/16S220J R 650 (A,59 ,136 ) RS1/16S470J R 554 (A,82 ,198 ) RS1/10S0R0J R 652 (A,44 ,129 ) RS1/16S470J R 556 (B,93 ,249 ) RS1/16S220J R 653 (B,57 ,103 ) RS1/16S103J DV-79AVi...
  • Page 62 R 851 (B,22 ,38 ) RS1/16S103J R 752 (B,55 ,109 ) RS1/16S220J R 852 (B,22 ,42 ) RS1/16S0R0J R 753 (B,10 ,148 ) RS1/16S470J R 853 (B,22 ,31 ) RS1/16S273J R 754 (B,13 ,143 ) RS1/16S470J R 855 (B,16 ,30 ) RS1/16S103J DV-79AVi...
  • Page 63 RAB4C103J R 1018(A,63 ,58 ) RAB4C220J R 925 (B,56 ,83 ) RS1/16S0R0J R 1049(A,58 ,30 ) RS1/16S0R0J R 928 (B,92 ,74 ) RS1/16S220J R 1050(A,62 ,26 ) RS1/16S0R0J R 929 (B,58 ,82 ) RS1/16S0R0J R 1051(A,86 ,48 ) RS1/10S0R0J DV-79AVi...
  • Page 64 R 1151(A,38 ,186 ) RS1/16S220J R 1156(A,40 ,227 ) RS1/16S470J R 1157(A,15 ,212 ) RS1/16S470J CAPACITORS C 100 (A,81 ,157 ) CCSRCH151J50 R 1159(A,16 ,222 ) RS1/10S0R0J C 101 (A,107 ,150 ) CHIP OS CAPACITOR ACH7174 R 1160(A,43 ,228 ) RS1/10S0R0J DV-79AVi...
  • Page 65 C 236 (B,42 ,166 ) CKSRYF105Z10 C 413 (A,91 ,51 ) CHIP PV CAPACITOR VCH1252 C 237 (B,42 ,170 ) CAPACITOR(TANTARIUM) VCH1258 C 414 (A,99 ,51 ) CEVW101M16 C 241 (A,77 ,160 ) CCSRCH560J50 C 416 (A,92 ,44 ) CKSQYB225K10 DV-79AVi...
  • Page 66 C 742 (B,35 ,166 ) CKSRYF105Z10 C 604 (A,43 ,107 ) CKSRYF105Z10 C 743 (B,35 ,169 ) CKSRYF105Z10 C 605 (A,48 ,95 ) CKSRYF105Z10 C 744 (B,35 ,173 ) CKSRYF105Z10 C 606 (A,37 ,95 ) CKSRYB102K50 C 745 (B,13 ,173 ) CAPACITOR(TANTARIUM) VCH1258 DV-79AVi...
  • Page 67 CKSRYF105Z10 C 815 (A,45 ,34 ) CAPACITOR(TANTARIUM) VCH1258 C 926 (B,78 ,59 ) CKSRYF105Z10 C 816 (A,50 ,38 ) CKSRYF105Z10 C 927 (B,74 ,58 ) CKSRYF105Z10 C 817 (B,45 ,39 ) CAPACITOR(TANTARIUM) VCH1258 C 928 (B,72 ,58 ) CKSRYF105Z10 DV-79AVi...
  • Page 68 C 1005(A,76 ,90 ) CKSRYF105Z10 C 1125(B,71 ,229 ) CKSRYF105Z10 C 1006(A,80 ,81 ) CKSRYF105Z10 C 1126(B,74 ,229 ) CKSRYF105Z10 C 1007(A,83 ,81 ) CKSRYF105Z10 C 1127(B,85 ,202 ) CKSRYF105Z10 C 1009(A,85 ,83 ) CKSRYB334K10 C 1128(B,49 ,193 ) CKSRYF105Z10 DV-79AVi...
  • Page 69 R 4416(B,26 ,44 ) CHIP RESISTOR RS1/10S68R0D F 4303(A,72 ,91 ) 12MHZ LPF(VIDEO) VTF1175 JA 4201(A,16 ,150 ) JACK RKN1004 CAPACITORS JA 4202(A,16 ,160 ) JACK RKN1004 C 4107(A,59 ,154 ) CEAT101M16 JA 4401(A,14 ,128 ) JACK VKB1135 C 4108(A,65 ,158 ) CKSQYF105Z25 DV-79AVi...
  • Page 70 R 3125(A,164 ,216 ) RS1/16S470J IC 3511(B,172 ,179 ) OP-AMP IC NJM5532MD R 3126(A,162 ,216 ) RS1/16S220J IC 3521(B,153 ,179 ) OP-AMP IC NJM5532MD R 3127(A,160 ,216 ) RS1/16S220J IC 3531(B,162 ,156 ) OP-AMP IC NJM5532MD R 3128(A,158 ,216 ) RS1/16S470J DV-79AVi...
  • Page 71 R 3434(B,177 ,72 ) CHIP METAL FILM R RN1/16SE1801D C 3101(A,171 ,145 ) ELECT. CAPACITOR CEHAZA102M6R3 R 3435(B,174 ,72 ) CHIP METAL FILM R RN1/16SE1801D C 3104(B,182 ,141 ) CKSRYF105Z10 R 3436(B,169 ,82 ) RN1/16SE1201D C 3105(A,141 ,63 ) ELECT. CAPACITOR VCH1249 R 3437(B,169 ,62 ) RS1/16S223J DV-79AVi...
  • Page 72 C 3618(B,184 ,44 ) CKSRYF104Z25 C 3425(A,156 ,87 ) ELECT. CAPACITOR VCH1247 C 3620(B,180 ,68 ) CKSRYF104Z25 C 3426(B,155 ,98 ) CKSRYF104Z25 C 3621(B,185 ,50 ) CKSRYF104Z25 C 3431(A,174 ,79 ) ELECT. CAPACITOR VCH1247 C 3433(B,174 ,76 ) CCSRCH122J50 DV-79AVi...
  • Page 73 RS1/16S101J C 2202(B,169,67) CKSRYB103K50 R 2135(B,63,34) RS1/16S101J C 2203(B,133,62) CKSRYF105Z10 R 2136(B,63,32) RS1/16S101J R 2138(B,58,42) RS1/16S103J R 2139(B,58,38) RS1/16S105J MSWB ASSY R 2141(B,63,36) RS1/16S105J MISCELLANEOUS R 2142(B,59,34) RS1/16S105J D 2301(B,315,71) DIODE 1SS355 R 2146(B,157,48) RS1/16S0R0J D 2302(B,321,71) DIODE 1SS355 DV-79AVi...
  • Page 74 R 3803(B,40 ,194 ) RS1/16S331J R 3804(B,40 ,218 ) RS1/16S331J R 3805(B,31 ,191 ) RS1/16S681J R 3806(B,30 ,220 ) RS1/16S681J CAPACITORS C 3801(A,74 ,209 ) AUDIO FILM CAPACITOR ACE7063 C 3802(A,81 ,214 ) AUDIO FILM CAPACITOR ACE7063 C 3803(A,63 ,189 ) VCH1254 DV-79AVi...

  • Page 75: Adjustment

    [Electrical Part] screw screw Electrical adjustments are not required. 6.2 JIGS AND MEASURING INSTRUMENTS Test mode remote control Screwdriver (large) Screwdriver (medium) TV monitor unit (GGF1381) Screw tight (GYL1001) DVD test disc Precise screwdriver Soldering iron (GGV1174) DV-79AVi...

  • Page 76: Necessary Adjustment Points

    Exchange the Traverse Mechanism point Electric point ∗ After adjustment, screw locks Mechanical Ÿ Exchange the Spindle Motor point with the Screw tight. Electric point Exchange PCB Assy Mechanical Exchange PC Board point LOAB and DVDM ASSYS Electric point DV-79AVi...

  • Page 77: Test Mode

    Perform only trace, video and audio outputs are nothing. < When playback with the target address of disc (DVD)> For example, when playback with # 30000 During PLAY CHP/TIM Press keys in order 030000 TEST MODE: OFF POWER GGF1381 Test mode remote control unit DV-79AVi...

  • Page 78: Mechanism Adjustment

    (Refer to "6.1 ADJUSTMENT ITEMS AND LOCATION".) Spacer for Height adjustment Note: Turn a flat side into bottom Before removing the flexible cable for the pickup, soldering of the pickup circuit is necessary. For details, see "7.1.10 DISASSEMBLY". DV-79AVi...
  • Page 79 (Example ERROR RATE: 6.6oe - 6 OK ) J : Min Disc playback normally. If error rate is OK, • The measurement of block error rate locks a root of tangential and radial adjustment screws with the Screw tight. Screw tight: GYL1001 Test mode end DV-79AVi...

  • Page 80: General Information

    [Player's ID Data Setting] number. [Player's ID Number Setting] ID Number ? > 0 0 0 0 0 0 0 0 1 OK ? <PLAY> Compare Mode <SEARCH> Enter Loading The ID Data Disc ! Input ID Number ! DV-79AVi...
  • Page 81 Compare Compare > * * * * * * * * * > 0 0 0 0 0 0 0 0 1 OK ? <CLEAR> Exit <PLAY> Enter <STOP> Memory Clear Input ID Number ! Input ID Number ! DV-79AVi...

  • Page 82: Self-Diagnosis Function Of Pickup Defective

    Replace the Traverse Mechanism Assy or Pickup. Note : When a DVD disc or a CD disc is played in the test mode, this function is effective. Character in bold : Item name : Information display Laser diode current value DV-79AVi...

  • Page 83: Test Mode Screen Display

    : [IN ] CD active area : [CD] $ Version of the flash ROM [V: ∗. ∗ ∗ ∗] Flash ROM size [FLSH = ∗] % Revision of the system controller [S: ∗ . ∗ / ∗ ∗ ∗ ] DV-79AVi...
  • Page 84 2 C1 error value of DVD [ER – ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗ ] _ Internal operation mode of mechanism controller [MM – ∗ ∗ : ∗ ∗] Internal mechanism mode (2 digits) and internal mechanism step (2 digits) of the mechanism controller DV-79AVi...

  • Page 85: Self-Diagnosis Function

    Display the mechanism error history and self diagnosis result by pressing the "CHP / TIM" key once again. Afterwards press the "CHP / TIM" key with toggle and change the display. Display screen of mechanism error history and self diagnosis result HDMI TREX DV-79AVi...

  • Page 86: Functional Specification Of The Service Mode

    EDC Error which occurred in the same block in succession. will be increased. As for this, CPU power is used for update of OSD drawing, symptoms occur so that control of VBR Buffer is not in time. Indication contents DV-79AVi...

  • Page 87: Error Display

    Were not able to playback from the disc distinction process. 38 Disc-type- PLAY or STOP was not completed by backup operation of the disc distinction. Open sensing error Distinguished it from the blank disc in the ATB process completion. DV-79AVi...
  • Page 88 No frame could be read for 3 failure during Stop seconds or more. playback 73 ID can not read An ID could not be read within 1 second after the AFB Opens during startup tracking on. (ID readout failure) DV-79AVi...
  • Page 89 10 etc. check sum error AV1 access error No operation or it becomes debugging bit3=1 08 etc. (read, write NG) indication if the power is able to ON. bit2=1 04 etc. LSI11 access error bit0=1 01 etc. SRAM access error DV-79AVi...

  • Page 90: Trouble Shooting

    DVDM Assy CN105-pin 12 (INSIDE SW signal) • Check the loading drive signal : IC351-pin 14, 15, 16 • Check the +6V and +12V power supply voltage (If above voltage is not supplied, check the micro-fuse P202 and P301.) DV-79AVi...
  • Page 91 • Check digital data of video and audio signals (audio signals: 3 line data, video signals: 8bit data) shown to each schematic diagram and an analog signal line. In addition, check CLK. audio system: 22/24MHz, video system: 27MHz Indicate the error message. Refer to the section "7.1.6 ERROR DISPLAY". DV-79AVi...

  • Page 92: Failure-Test Method For The Hdmi Transmitter Ic

    PC monitor equipped with a Check if the initialization process for HDCP, etc. is OK by DVI input. connecting this unit with a Pioneer Plasma Display equipped Purpose: To check if the HDMI output line, including the with an HDMI input.

  • Page 93: Serial-Download

    • Firmware RS-232C cable 7P FFC [Note] Note on download connectors of the DV-79AVi-S Separate download connectors are provided on the unit for the system controller and host controller. Be sure to connect to the PC via the appropriate connector.

  • Page 94: Disassembly

    POWER button to turn off the power. Tray Tray panel Front Panel Section Remove the six screws. Remove the three screws. Disconnect the one connector and one flexible cables. Remove the two hooks. Remove the front panel section. Bottom view Front panel section CN402 CN2301 DV-79AVi...
  • Page 95 BEAM 989 Remove the two screws. BEAM Release the jumper wire from the two clamper. Remove the BEAM. AJKB Assy Remove the six screws. ×2 ×2 Remove the three screws. AJKB Assy DV-79AVi...
  • Page 96 (GND plate) Insulation sheet Disconnect the one connector and one flexible cables. Remove the AJKB Assy. Front panel section Remove the front panel section. PCB Holder Remove the one screw. Remove the three screws. Remove the PCB holder. PCB holder DV-79AVi...
  • Page 97 Remove the four screws. ×2 DVDM Assy Connect the 17P flexible cable and the extension board. DVDM Assy Remove the DVDM Assy and stand it against the other parts. Diagnosis CN551 17P flexible cable (GGF1157) Extension board Front panel section (GGF1430) DV-79AVi...
  • Page 98 Release the jumper wire from the three clampers. Remove the four screws. Remove the four screws. Remove the LOADING MECHA. Assy. LOADER MECHA. Assy Remove the four screws. Mechanism Cover Remove the two screws. Remove the Mechanism Cover. LOADER MECHA. Assy DV-79AVi...
  • Page 99 Hook Bridge Tray Drive cam Note when reinserting the tray When reinserting the tray, first align the triangle printed on the loading base and the pin of the drive cam, then insert the tray. Front side Loading base Triangle DV-79AVi...
  • Page 100 Front side placement. Flexible cable Flexible cable Bottom view for the pickup for the stepping motor Cleaning paper GED-008 Cleaning liquid GEM1004 Remove the four hooks. Traverse Mecha. Assy-S × 2 Remove the Traverse Mecha. Assy-S. × 2 DV-79AVi...
  • Page 101 Remove the flexible cable for the pickup. Flexible cable for the pickup Bottom view Adjustment screw Adjustment screw Remove the two adjustment screws and two adjustment springs. (Skew screw) (Skew screw) Remove the Pickup Assy-S. Pickup Assy-S Adjustment spring (Skew spring) Adjustment spring (Skew spring) DV-79AVi...
  • Page 102 Joint spring Silicone adhesive GEM1037 Joint 03 Silicone adhesive GEM1037 Arrangement of the flexible cable Arrangement of the flexible cable for the spindle motor for the stepping motor : Conductive surface : Conductive surface Hook Hook Bottom view Bottom view DV-79AVi...
  • Page 103 Make sure there is no slack in the cable Hook Reference line Hook Fold the flexible cable as indicated in the photo. Hook the part folded in Step 1 to the hook. Reference Pass the cable below the hook line Hook DV-79AVi...

  • Page 104: Panel Facilities

    HDMl or DVI/HDCP compatible component. i.LINK indicator Lights when this player is recognized by another i.LINK compatible component. OPEN/CLOSE Press to open or close the disc tray (when in standby, this button will also switch the power on). DV-79AVi...

  • Page 105: Rear Panel

    7 CONTROL IN / OUT 1 AUDIO OUT (2ch) For passing remote control signals to other Two channel analog audio outputs for Pioneer components. connection to your TV, AV receiver or stereo 8 VIDEO OUT (1&2) system. Standard video output(s) that you can 2 AUDIO OUT (5.1ch)
  • Page 106 16 DTS 7 TITLE Lights when a DTS soundtrack is playing. Indicates that the character display is showing a DVD-Video title number. Lights when V/TruSurround is active. 9 TRK Indicates that the character display is showing a track number. DV-79AVi...

  • Page 107: Remote Control

    TV for remote control operation. (RETURN) Press to return to a previous menu screen. 28 TVPress TV to turn the TV on or into standby. 7 V.ADJ (VIDEO ADJUST) Press to display the Video Adjust menu. DV-79AVi...

  • Page 108: Jigs List

    • Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools: Position to be cleaned Position to be cleaned Cleaning tools Cleaning tools Remark Remark Pickup leneses Cleaning liquid : GEM1004 Refer to "2.5 TRAVERSE MECHA SECTION" , "7.1.10 DISASSEMBLY SECTION". Cleaning paper : GED-008 DV-79AVi...

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