Pioneer HTZ-121DVD Service Manual
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Pioneer HTZ-121DVD Service Manual

Pioneer HTZ-121DVD Service Manual

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DVD SURROUND SYSTEM
HTZ-121DVD
DCS-222K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
HTZ-121DVD
LXE
HTZ-121DVD
TWXE
DCS-222K
YXE8
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
Power Requirement
AC 110 V to 240 V
AC 220 V
AC 220 V to 240 V
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
2012
HTZ-121DVD
DVD
Serial No.
Region No.
3
&&TL######LE
3
&&TL######TL
2
&&TL######YY
ORDER NO.
RRV4299
Remarks
LE:Asean
TL:Thailand
YY:Europe
K-FZV APR.
2012 Printed in Japan

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  • Page 1 PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936...

  • Page 2: Safety Information

    Output Power : Less than Class 1 For CD Wave length : 785 - 795 nm Output Power : Less than Class 1 LABEL CHECK The following caution appears on your unit. HTZ-121DVD/LXE, HTZ-121DVD/TWXE Location: inside of the unit DCS-222K/YXE8 (Printed on the Rear Panel) HTZ-121DVD...

  • Page 3: Table Of Contents

    10.11 POWER BOARD ASSY ............................66 11. PCB CONNECTION DIAGRAM ............................68 11.1 MAIN BOARD ASSY ..............................68 11.2 FRONT BOARD ASSY and KARAOKE BOARD ASSY....................72 11.3 AMP BOARD ASSY..............................76 11.4 POWER BOARD ASSY .............................. 80 12. PCB PARTS LIST................................84 HTZ-121DVD...

  • Page 4: Service Precautions

    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. HTZ-121DVD...

  • Page 5: Specifications

    2. SPECIFICATIONS 2.1 ACCESSORIES Remote Control Unit VIDEO cable (06-AX7653-A000 : HTZ-121DVD/LXE, HTZ-121DVD/TWXE) (41-UH1200-0KK1A) (06-AX7652-A000 : DCS-222K/YXE8) FM Antenna AC Power cord (47-ANT022-XX0) (51-DC0120-0CRA3 : HTZ-121DVD/LXE, DCS-222K/YXE8) (51-D50120-0CR03 : HTZ-121DVD/TWXE) ACCESSORIES (SPEAKER ASSY) Screws M4x12 [Taping type] x5 AAA/R03 dry cell batteries x2 Non-skid pads x5 •...

  • Page 6: Specifications

    Tuner • Power requirements: • FM Tuning Range: AC 110 V to 240 V, 50 Hz/60 Hz (HTZ-121DVD/LXE) 87.5 MHz to 108.0 MHz AC 220 V, 50 Hz/60 Hz (HTZ-121DVD/TWXE) AC 220 V to 240 V, 50 Hz/60 Hz (DCS-222K/YXE8) Amprifier •...

  • Page 7: Types Of Discs/Files That Can Be Played

    • HD DVDs • AVCHD • AVCREC • DVD-Audio discs • DVD-RAM discs • SACDs • CD-G • Discs recorded with packet writing • Programs that can be recorded only once and that are (already) recorded on a DVD-R/-RW/-R DL HTZ-121DVD...

  • Page 8: Playable Files

    • The filename of the movie file has to extension “.avi”. be repeated at the beginning of the filename for the external subtitle file. • The number of external subtitle files which can be switched for the same movie file is limited to a maximum of 10. HTZ-121DVD...
  • Page 9 • This Player supports ID3 tag Ver1.1. • The order of the folder and file names displayed on the Disc Navigator is dependant on the time and date when the folders or files were created on the USB device. HTZ-121DVD...

  • Page 10: Trademarks And Licences

    DivX®, DivX Certified® and associated logos are trademarks of Rovi Corporation or its subsidiaries and are used under license. This product includes technology owned by Microsoft Corporation and cannot be used or distributed without a license from Microsoft Licensing, Inc. HTZ-121DVD...

  • Page 11: Basic Items For Service

    Cleaning Be sure to clean the following positions by using the prescribed cleaning tools shown below as occasion demands. Position to be cleaned Name Part No. Remarks Pickup leneses Cleaning liquid GEM1004 Refer to “7. DISASSEMBLY”. Cleaning paper GED-008 HTZ-121DVD...

  • Page 12: Pcb Locations

    LIST OF ASSEMBLIES 1..POWER BOARD ASSY 08-DCS222-PW0 > 1..MAIN BOARD ASSY (HTZ-121DVD/LXE) 08-HTZ121-MA0 (HTZ-121DVD/LXE, DCS-222K/YXE8) 1..MAIN BOARD ASSY (HTZ-121DVD/TWXE) 08-H89GAU-MA1R 1..POWER BOARD ASSY (HTZ-121DVD/TWXE) 08-P075HE-PW1 > 1..MAIN BOARD ASSY (DCS-222K/YXE8) 08-DCS222-MA0 1..Loader ASSY 08-LT3CMP-242230 1..FRONT BOARD ASSY 08-DCS222-FB0 1..KARAOKE BOARD ASSY 08-DCS222-KU0 1..AMP BOARD ASSY...

  • Page 13: Jigs List

    Service Remote Control Unit GGF1381 Service Mode DVD Test Disc (DVD-Video,NTSC) DVD Test Disc (DVD-Video,NTSC) GGV1025 GGV1025 Diagnosis Diagnosis DVD Test Disc (DVD-Video,PAL) GGV1101 Diagnosis STD-905 CD Test Disc Diagnosis Speaker cable for AMP output check GGP1199 AMP Check HTZ-121DVD...

  • Page 14: Block Diagram

    4. BLOCK DIAGRAM 4.1 OVERALL CONNECTION DIAGRAM 1/6 - MAIN BOARD ASSY (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) PICK UP TRAVERS TRAY XP12 6PIN 5PIN 4PIN 24PIN FFC 24PIN FFC HARNESS HARNESS HARNESS CABLE CABLE CABLE CABLE...
  • Page 15 1/2 - AMP BOARD ASSY (HTZ-121DVD/LXE, DCS-222K/YXE8 : 08-DCS222-AM0) (HTZ-121DVD/TWXE : 08-S301B6-AM1) 24PIN FFC CABLE XS703 4PIN HARNESS CABLE XP502 POWER BOARD ASSY (HTZ-121DVD/LXE, 8PIN DCS-222K/YXE8 : 08-DCS222-PW0) HARNESS (HTZ-121DVD/TWXE : 08-P075HE-PW1) CABLE 4PIN HARNESS CABLE 3PIN HARNESS KARAOKE CABLE...

  • Page 16: Block Diagram

    4.2 BLOCK DIAGRAM MAIN BOARD ASSY KARAOKE BOARD ASSY FRONT BOARD ASSY HTZ-121DVD...
  • Page 17 (HTZ-121DVD) (DCS-222K) AMP BOARD ASSY ARD ASSY POWER BOARD ASSY HTZ-121DVD...

  • Page 18: Diagnosis

    MAIN BOARD ASSY is normal Replace MAIN BOARD ASSY Check the FRONT BOARD ASSY signals VSCLK,VSDA,VSTB Check the connect line is OK (XP3:pin10,pin11,pin12) Check whether the circuit connected to K135,K136,K137, Correct connection K138,K139,K140 are broken. Replace K135, K136, K137,K138,K139,K140 HTZ-121DVD...

  • Page 19: Remote Control Does Not Work

    Check whether the remote Replace the battery for remote controller’s battery is controller exhausted or not Check the IR601(HT68F50) power supply is OK, Check the VCC line(net) on FRONT BOARD ASSY IR601 : pin3 is about 3.3V Replace FRONT BOARD ASSY HTZ-121DVD...

  • Page 20: No Audio Output

    Check the control signal at U182 : Replace U182 on MAIN BOARD ASSY, pin10 and pin11 on MAIN BOARD ASSY or replace MAIN BOARD ASSY and the signal at XP11 : pin9 and pin10 whether right or not Replace AMP BOARD ASSY HTZ-121DVD...

  • Page 21: No Video Output

    Check the loader whether Check XP3 on MAIN BOARD ASSY work normally or not Check the XP2(24pin), XP4(6pin) and Fix XP2(24pin), XP4(6pin) XP3(5pin) cable from MAIN BOARD and XP3(5pin) cable ASSY to Loader whether connect right or not Replace Loader HTZ-121DVD...
  • Page 22 (pin3,pin4 : I2C intput) whether Change Tuner Module normal or not Check the U182 (pin35, Check the U182 power supply circuit pin36 : I2C output) on MAIN BOARD on MAIN BOARD ASSY ASSY whether normal or not Replace MAIN BOARD ASSY HTZ-121DVD...
  • Page 23 Check R436 and C270 on MAIN BOARD ASSY whether normal or not Check the R341,R342, Check the U33(74HC4052) whether C160 and C162 on MAIN BOARD ASSY broken or not whether normal or not Replace MAIN BOARD ASSY Replace MAIN BOARD ASSY HTZ-121DVD...
  • Page 24 Check the Q4 power supply and out U33(74HC4052) : pin16(MO_VCC) circuit on MAIN BOARD ASSY on MAIN BOARD ASSY whether normal or not Check the U33(74HC4052) Check U20 on MAIN BOARD ASSY whether broken or not Replace MAIN BOARD ASSY HTZ-121DVD...
  • Page 25 U33(74HC4052) : pin16(MO_VCC) Check the Q4 power supply and out on MAIN BOARD ASSY whether circuit on MAIN BOARD ASSY normal or not Check the U33(74HC4052) whether Check U20 on MAIN BOARD ASSY broken or not Replace MAIN BOARD ASSY HTZ-121DVD...
  • Page 26 10) HDMI does not output HDMI does not output Check the signal at P3 on MAIN Replace P3 BOARD ASSY whether normal or not Check the voltage at P3 : pin18 Replace FB15 (HDMI_VCC) whether right or not Replace MAIN BOARD ASSY HTZ-121DVD...

  • Page 27: Service Mode

    -2 : NG 7.0e -4 : NG 3 EDC/ID error history (ID Address, EDC/ID errors, last eight errors) Indication plan contents Note: ∗ Error of AV1 is not supported in this player. Character in bold : Item name : Information display HTZ-121DVD...
  • Page 28 • Indication of model information (ESC + CHAP keys) To display model information, press the CHAP key while holding the ESC key pressed. To quit, press the ESC key. MODEL NAME: HTZ-121DVD/LXE MPEG_VERSION : V** MCU_NAME: MCU_300_OTHER_V** REGION: ** MODEL NAME...

  • Page 29: Disassembly

    If the Tray is unlocked, slide it out by hand. • Bottom view [2] Front Cabinet Section (1) Release the jumper wires from the Binder. (2) Disconnect the two connectors (XP5, XP12) from the MAIN BOARD ASSY. XP12 MAIN BOARD ASSY HTZ-121DVD...
  • Page 30 AMP BOARD ASSY (1) Remove the two screws on the rear side. (64-B30040-304) (2) Remove the screws on the rear side. [ HTZ-121DVD: two screws ] [ DCS-222K: three screws ] (63-B30070-3H4) MAIN BOARD ASSY [ Case of DCS-222K ]...
  • Page 31 Bottom Plate. FRONT BOARD ASSY Bottom Plate (3) Reverse MAIN BOARD ASSY and AMP AMP BOARD ASSY BOARD ASSY and allocate each unit as shown in the photo. (4) Insert the insulation sheet. Insulation Sheet MAIN BOARD ASSY HTZ-121DVD...
  • Page 32 Styling of cables between units Caution 1: When you attach each unit, make a styling and connection of cables as shown in the photo. Caution 2: Nothing should be connected to the connector part surrounded by red line. HTZ-121DVD...
  • Page 33 FFC Holder located at bottom side of the Loader ASSY. (4) Remove the two screws. (5) Remove the two screws and then remove the Chassis Traverse. Front FFC Holder Loader ASSY (bottom side) Hook HTZ-121DVD...
  • Page 34 Cleaning liquid : GEM1004 Cleaning paper : GED-008 Pickup Lenses Caution: The pickup is a high-precision component; therefore, clean the lens with enough care so as not to cause a misalignment in the optical axis. Chassis Traverse pick-up portion HTZ-121DVD...
  • Page 35 (3) Please remove solder at protection point to the arrow-mark direction by using soldering iron with your right-hand while holding the pick-up portion with your left-hand after the completion of all mounting. (Photo shows the situation after the removal of solder) protection point HTZ-121DVD...

  • Page 36: Each Setting And Adjustment

    Then by pressing PLAY key on Remote Control Unit, "UPG - MCU" is displayed on FL tube and the upgrade starts. It takes about 5 minutes by finishing upgrade. Notice: Please don't interruption the power supply and extraction USB during upgrading. 4. After upgrading successful, the system will standby. HTZ-121DVD...
  • Page 37 You can confirm model information by pressing ESC + CHAP keys on Service Remote Control Unit. If you upgraded incorrect MCU software, please upgrade correct MCU software again. Model Name MCU NAME DCS-222K/YXE8 MCU_300_EU_V** HTZ-121DVD/LXE MCU_300_OTHER_V** HTZ-121DVD/TWXE HTZ-121DVD/AXQ5 HTZ-120DVD/DXERB HTZ-121DVD/DXECS HTZ-222DVD/LXE...

  • Page 38: Procedures For Changing The Destination Setting After The Main Board Is Replaced

    But the software for service is only MPEG Software. 2. Changing the Destination Setting 1 At the Pioneer Logo screen, press OPEN/CLOSE button. 2 With Tray open, press AUDIO button and press the numeric buttons 1, 2, 3, then 4, in that order, on the supplied Remote Control Unit.
  • Page 39 You must upgrade both MPEG Software and MCU Software. Be sure to write the latest Software that suits the destination of the product, because the product will not operate properly with the Software for service, which is used for changing the Destination Setting. HTZ-121DVD...

  • Page 40: Exploded Views And Parts List

    Screws adjacent to b 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.) 9.1 PACKING SECTION DCS-222K /YXE8 only HTZ-121DVD/LXE, DCS-222K/YXE8 only HTZ-121DVD/TWXE only HTZ-121DVD...
  • Page 41 3920V-0019A 22 SPEAKER ASSY SUB-WOOFER SMX1128-W 23 Soft Bag MAF62208304 24 Packing Top Bottom 3920V-0002A (2) CONTRAST TABLE HTZ-121DVD/LXE, HTZ-121DVD/TWXE and DCS-222K/YXE8 are constructed the same except for the following: HTZ-121DVD/ HTZ-121DVD/ DCS-222K/ Mark No. Symbol and Description TWXE YXE8 >...

  • Page 42: Exterior Section

    9.2 EXTERIOR SECTION DCS-222K/YXE8 only HTZ-121DVD/LXE, HTZ-121DVD/TWXE only HTZ-121DVD...
  • Page 43 46-KK011C-24AU 13 FFC 20pin 300mm 46-KK030C-20BV 14 Cushion 54-103870-000 NSP 15 AC inlet 46-KL018T-03XD (2) CONTRAST TABLE HTZ-121DVD/LXE, HTZ-121DVD/TWXE and DCS-222K/YXE8 are constructed the same except for the following: HTZ-121DVD/ HTZ-121DVD/ DCS-222K/ Mark No. Symbol and Description TWXE YXE8 2 MAIN BOARD ASSY...

  • Page 44: Satellite Speaker And Subwoofer Section

    3 Screw Bind Head 4000V-0008G 4 Cushion Foot 4850E-0036A 5 Unit Woofer(N-Shield) 6400V-0010A (Front/Rear) SUBWOOFER SECTION SUBWOOFER SECTION PARTS LIST Mark No. Description Part No. 1 Panel Front ASSY 3721V-0007V 2 Screw 4000V-0009E 3 Foot Cushion 4850E-0033A 4 Unit Woofer(N-Shield) 6400V-0018A HTZ-121DVD...
  • Page 45 HTZ-121DVD...

  • Page 46: Schematic Diagram

    4.7K 4.7K -P24V -24V NPN_3DG9014M NPN_3DG9014M 500/500mA 500/500mA 0.1uF/25V/Y5V MO_VCC 370mA RL207/2A/1000V RL207/2A/1000V 8.2/2W 8.2/2W 440mA 1/1W 1/1W TR_B2 PNP_3CA8550D PNP_3CA8550D TR_B1 PNP_3CA8550D PNP_3CA8550D DV33 REGO2 20K/1% 20K/1% C761 1000pF/50V/X7R 220uF/16V 220uF/16V 10K/1%/NC 10K/1%/NC REGO1 0.1uF/25V/Y5V 0.1uF/25V/Y5V 12K/1% 12K/1% HTZ-121DVD...

  • Page 47: Main Board Assy

    MAIN BOARD ASSY (1/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) OFF-PAGE CONNECTION STBY 3.3V FOR MCU P_ASM3401 POWER_ON/OFF MO_VCC STBY_3V3 DVD_POWER_CON Vout NC/1uF/50V/Y5V NC/1uF/50V/Y5V 47uF/16V 47uF/16V CE63 CE63 C102 0.1uF/25V/Y5V 4.7K 4.7K NC/10uF/10V/Y5V 47uF/16V CE6200 CE6200 TR_B1...

  • Page 48: Main Board Assy (2/6) : Mt1389Fe/G And Servo (Sheet No.4)

    NC/10K NC/10K TROUT R156 R156 NC/1K NC/1K USB power without control MotorDriver ASSY POWER ON,VCC_USB having TRIN R166 R166 POWER OFF,VCC_USB having not C193 C193 C192 C192 NC/5PIN/2.0mm NC/0.1uF/25V/Y5V NC/0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V XP6 for TDL-5 XP3 for TDM-3 2PIN/2.0mm HTZ-121DVD...
  • Page 49 MAIN BOARD ASSY (2/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) OFF-PAGE CONNECTION MT1389FE/G And Servo DQ[0..15] DQ[0..15] DQ[0..15] DQ[0..15] MA[0..11] MA[0..11] DQM[0..1] DQM[0..1] BA[0..1] BA[0..1] DCLK DCLK RAS# RAS# CAS# CAS# 89M_CEC 89M_CEC DRAM I/F ASDATA1 R651...

  • Page 50: Main Board Assy (3/6) : Sdram And Flash (Sheet No.5)

    32M bit FB12 FB12 500/500mA 500/500mA FLASHV33 FLASHV33 SF_CS NC/10K NC/10K 1000pF/50V/X7R 1000pF/50V/X7R SDRAMV33 C101 C101 C196 C196 C197 C197 C198 C198 C199 C199 C200 C200 0.1uF/25V/Y5V 0.1uF/25V/Y5V 1000pF/50V/X7R 1000pF/50V/X7R 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 1000pF/50V/X7R 1000pF/50V/X7R 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V HTZ-121DVD...
  • Page 51 MAIN BOARD ASSY (3/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) Diagram:SDRAM And Flash OFF-PAGE CONNECTION DQ[0..15] DQ[0..15] MA[0..11] MA[0..11] DQM[0..1] DQM[0..1] BA[0..1] BA[0..1] DCLK DCLK RAS# RAS# CAS# CAS# DRAM I/F SF_CK SF_CK SF_CS SF_CS SF_DI SF_DI...

  • Page 52: Main Board Assy (4/6) : Video/Audio Output (Sheet No.6)

    R201 NC/27K NC/27K RCA/3h C127 C127 C122 C122 100pF/50V/NP0 100pF/50V/NP0 C121 C121 100pF/50V/NP0 100pF/50V/NP0 B/U1 R175 R175 NC/LL4148 NC/LL4148 AUX_L 100pF/50V/NP0 100pF/50V/NP0 AUX_R C124 C124 C125 C125 C123 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 C203 C203 NC/0.1uF/25V/Y5V NC/0.1uF/25V/Y5V (DCS-222K) (HTZ-121DVD) HTZ-121DVD...
  • Page 53 MAIN BOARD ASSY (4/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) :Video Output And Audio Output AVCC R147 R147 DV33 R126 R126 NPN_3DG3904M NPN_3DG3904M R129 R129 OFF-PAGE CONNECTION 4.7K 4.7K R148 R148 SCART_CON SCART_CON SCART16 SCART_CON R130 R130 2.2K...

  • Page 54: Main Board Assy (5/6) : Audio Input (Sheet No.7)

    R350 R351 R351 NC/10K NC/10K NC/10K NC/10K FB22 FB22 MO_VCC DV33 500/200mA 500/200mA 0.1uF/25V/Y5V 0.1uF/25V/Y5V CE40 CE40 100uF/25V 100uF/25V R111 R111 ADC_INR ADC_INR AINR ADC_INL ADC_INL AINL CKS1 VCOM AGND DGND CE43 CE43 10uF/25V 10uF/25V ADC_AK5358 ADC_AK5358 0.1uF/25V/Y5V 0.1uF/25V/Y5V HTZ-121DVD...
  • Page 55 MAIN BOARD ASSY (5/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) dio Input OFF-PAGE CONNECTION I2S_LRCK I2S_LRCK I2S_BCK I2S_BCK I2S_MCLK I2S_MCLK ADC_DATA_OUT I2S_DATA_IN ADC_VRST# ADC_VRST# A_SW0 4052_SLCTA A_SW1 4052_SLCTB TUNER_L TUNER_L TUNER_R TUNER_R MP3_L MP3_L MP3_R MP3_R R436...

  • Page 56: Main Board Assy (6/6) : Mcu (Sheet No.8)

    R219 PWM_LED MP3_L DVD_IR IR_IN MP3_R LL4148 LL4148 DV33 20PIN/1.0mm 20PIN/1.0mm R159 R159 R160 R160 4.7K 4.7K 4.7K 4.7K AMP_SDA AMP_SCL DV33 R161 R161 R162 R162 4.7K 4.7K 4.7K 4.7K VOL+ VOL- DV33 R163 R163 R164 R164 MCU_TXD MCU_RXD HTZ-121DVD...
  • Page 57 MAIN BOARD ASSY (6/6) (HTZ-121DVD/LXE : 08-HTZ121-MA0) (HTZ-121DVD/TWXE : 08-H89GAU-MA1R) (DCS-222K/YXE8 : 08-DCS222-MA0) cuit Diagram:MCU I2S_LRCK I2S_LRCK I2S_BCK I2S_BCK I2S_MCLK I2S_MCLK I2S_DATA0 I2S_DATA0 I2S_DATA1 I2S_DATA1 I2S_DATA2 I2S_DATA2 ADC_VRST# ADC_VRST# A_SW0 4052_SLCTA A_SW1 4052_SLCTB TUNER_L TUNER_L TUNER_R TUNER_R MP3_L MP3_L MP3_R...

  • Page 58: Front Board Assy

    R687 R687 JACK602 600/200mA 600/200mA FB615 FB615 R690 R690 +3.3V R638 R638 IR601 600/200mA 600/200mA FB616 FB616 R637 R637 MIC JACK MIC JACK R691 R691 C617 C617 CE606 CE606 C618 C618 0.1uF/16V/Y5V 0.1uF/16V/Y5V 47uF/16V 47uF/16V IRM_12mm IRM_12mm 47pF/50V/NP0 47pF/50V/NP0 HTZ-121DVD...
  • Page 59 C150 C150 +3.3V +3.3V R640 R640 R694 R694 R693 R693 B10K B10K 100K 100K ESD1 ESD1 KEY_PWR KEY1 USB_DM USB_DP KEY2 USB_VCC R642 R642 C622 C622 PRTR5V0U2X PRTR5V0U2X C619 C619 K134 K134 B10K B10K POWER POWER +3.3V R639 R639 HTZ-121DVD...

  • Page 60: Karaoke Board Assy

    220uF/16V 220uF/16V C611 C611 47pF/50V/NP0 47pF/50V/NP0 1.2K 1.2K R643 R643 CE610 CE610 R648 R648 C623 C623 U602B U602B 2.2uF/50V 2.2uF/50V P461 2.2uF/16V 2.2uF/16V R612 R612 C607 C607 AS4558M AS4558M R614 R614 1000pF/50V/X7R 1000pF/50V/X7R REFM 12VA 1.2K 1.2K 100pF/50V/NP 100pF/50V/NP HTZ-121DVD...
  • Page 61 100K 100K C623 C623 U602B U602B U602A U602A XS606 2.2uF/16V/Y5V 2.2uF/16V/Y5V AS4558M AS4558M AS4558M AS4558M +12V C610 C610 3PIN/2.0mm V/X7R V/X7R R649 R649 REFM 12VA R645 R645 100pF/50V/NP0 100pF/50V/NP0 C626 C626 47pF/50V/NP0/NC 47pF/50V/NP0/NC 10K/NC 10K/NC C625 C625 2.2uF/16V/Y5V/NC 2.2uF/16V/Y5V/NC HTZ-121DVD...

  • Page 62: Amp Board Assy (1/2) : Amp Ic

    R768 R768 CE730 CE730 150K 150K 0.1uF/25V/Y5V 0.1uF/25V/Y5V 100uF/16V 100uF/16V R761 R761 R766 R766 R772 R772 +12V CE732 CE732 R771 R771 5.6K 5.6K 4.7uF/50V 4.7uF/50V 2.7K 2.7K C783 C783 C781 C781 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V U705B U705B AS4558M AS4558M HTZ-121DVD...
  • Page 63 AMP BOARD ASSY (1/2) (HTZ-121DVD/LXE, (DCS-222K/YXE8 : 08-DCS222-MA0) (HTZ-121DVD/TWXE : 08-S301B6-AM1) P IC C790 C790 C791 C791 C792 C792 C793 C793 C794 C794 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R 1000pF/50V/X7R TP26 TP26 CEN- TP27 TP27 CEN+ L701 L701 TP28 TP28 22uH/3.3A...

  • Page 64: Amp Board Assy (2/2) : Dsp

    15pF/50V/NP0 15pF/50V/NP0 C710 C710 C712 C712 FB711 FB711 +3.3V 500/800mA 500/800mA R798 R798 MCLK R704 R704 VD3.3V 3.3V C706 C706 15pF/50V/NP0 15pF/50V/NP0 FB712 FB712 VD3.3V 500/800mA 500/800mA R777 R777 R713 R713 C731 C731 CE717 CE717 0.1uF/25V/Y5V 0.1uF/25V/Y5V 22uF/16V 22uF/16V HTZ-121DVD...
  • Page 65 AMP BOARD ASSY (2/2) (HTZ-121DVD/LXE, (DCS-222K/YXE8 : 08-DCS222-MA0) (HTZ-121DVD/TWXE : 08-S301B6-AM1) P Board Circuit Diagram:DSP VD3.3V C716 C716 0.1uF/25V/Y5V 0.1uF/25V/Y5V C714 C714 DG3904M DG3904M VD3.3V 0.1uF/25V/Y5V 0.1uF/25V/Y5V C715 C715 EAPD 0.1uF/25V/Y5V 0.1uF/25V/Y5V CH1A R711 R711 R767 R767 VD3.3V U703 U703...

  • Page 66: Power Board Assy

    0.47uF/63V 0.47uF/63V 2PIN/7.92mm 2PIN/7.92mm 2.2M 2.2M CN501 ZD503 ZD503 100K 100K BZX79C11 BZX79C11 R526 R526 * CAUTION : THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE SAFETY. PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL. HTZ-121DVD...
  • Page 67 POWER BOARD ASSY (HTZ-121DVD/LXE, (DCS-222K/YXE8 : 08-DCS222-PW0) (HTZ-121DVD/TWXE : 08-P075HE-PW1) XP502 XS703 R540A R540A CY506 CY506 XP502 4PIN/2.5mm C533 C533 1500pF/1KV 1500pF/1KV R575 R575 Q571 Q571 R540B R540B 470pF/250VAC 470pF/250VAC PNP_MMBT8550CLT1 PNP_MMBT8550CLT1 M+5V R540C R540C T531 T531 PQ3230 PQ3230 R578...

  • Page 68: Pcb Connection Diagram

    11. PCB CONNECTION DIAGRAM 11.1 MAIN BOARD ASSY SIDE A MAIN BOARD ASSY HTZ-121DVD...
  • Page 69 1. The parts mounted on this PCB include all necessary parts for several destinations. For further information for respective destinations, be sure to check with the schematic diagram. 2. View point of PCB diagrams. Connector Capacitor SIDE A SIDE B P.C.Board Chip Part XP12 XP501 HTZ-121DVD...
  • Page 70 SIDE B MAIN BOARD ASSY XP12 HTZ-121DVD...
  • Page 71 SIDE B HTZ-121DVD...

  • Page 72: Front Board Assy And Karaoke Board Assy

    11.2 FRONT BOARD ASSY and KARAOKE BOARD ASSY SIDE A FRONT BOARD ASSY XS604 XP12 KARAOKE BOARD ASSY HTZ-121DVD...
  • Page 73 SIDE A XS606 HTZ-121DVD...
  • Page 74 SIDE B FRONT BOARD ASSY XS606 KARAOKE BOARD ASSY HTZ-121DVD...
  • Page 75 SIDE B XS604 HTZ-121DVD...

  • Page 76: Amp Board Assy

    11.3 AMP BOARD ASSY SIDE A AMP BOARD ASSY XS703 XP502 HTZ-121DVD...
  • Page 77 SIDE A HTZ-121DVD...
  • Page 78 SIDE B AMP BOARD ASSY HTZ-121DVD...
  • Page 79 SIDE B XS703 HTZ-121DVD...

  • Page 80: Power Board Assy

    11.4 POWER BOARD ASSY SIDE A POWER BOARD ASSY XS703 XP502 HTZ-121DVD...
  • Page 81 SIDE A AC IN CN501 HTZ-121DVD...
  • Page 82 SIDE B POWER BOARD ASSY CN501 HTZ-121DVD...
  • Page 83 SIDE B XP502 HTZ-121DVD...

  • Page 84: Pcb Parts List

    1..AMP BOARD ASSY 08-DCS222-AM0 (HTZ-121DVD/LXE, DCS-222K/YXE8) 1..AMP BOARD ASSY(HTZ-121DVD/TWXE) 08-S301B6-AM1 1..POWER BOARD ASSY 08-DCS222-PW0 > (HTZ-121DVD/LXE, DCS-222K/YXE8) 1..POWER BOARD ASSY (HTZ-121DVD/TWXE) 08-P075HE-PW1 > Mark No. Description Part No. MAIN BOARD ASSY MISCELLANEOUS CRYSTAL RESONATOR 12MHz 45-OSC12M-0Y2 CRYSTAL RESONATOR 27MHz 45-OSC27M-0YAGA...

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Dcs-222k

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