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Pioneer X-MDX717 Service Manual

Md/cd component system
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MD/CD COMPONENT SYSTEM
X-MDX717
XR-MDX717
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
X-MDX717
LBXCN
NLWXCN/HK
¶ This product is a system(s) component.
Component
STEREO MD/CD CASSETTE DECK RECEIVER
SPEAKER SYSTEM
CONTENTS
1. SAFETY INFORMATION ...................................... 2
4. PCB CONNECTION DIAGRAM ......................... 40
5. PCB PARTS LIST ............................................... 53
6. ADJUSTMENT .................................................... 60
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
c
PIONEER CORPORATION 2000
STEREO MD/CD DECK RECEIVER SYSTEM XR-MDX717
LINE
TAPE
7
Power Requirement
AC110V
AC220V
Model
X-MDX717
XR-MDX717
S-C3-S-LR
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
A UT O REVERSE
STEREO CASSETTE T APE DECK
0
¡
MD
CD
TUNER
1
EASY OPERATION SYSTEM MD SYSTEM
3-DISC MULTI CD PLAYER
Service manual
RRV2384
This manual.
RRV2391
7. GENERAL INFORMATION ................................ 64
7.1 DIAGNOSIS .................................................. 64
7.1.1 TROUBLESHOOTING ........................... 64
7.1.2 DISASSEMBLY/ASSEMBLY .................. 73
7.2 PARTS .......................................................... 82
7.2.1 IC ............................................................ 82
7.2.2 DISPLAY ................................................. 86
ORDER NO.
RRV2384
Remarks
Remarks
T - ZZR SEPT. 2000 Printed in Japan

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  • Page 1: Table Of Contents

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2000 T –...

  • Page 2: Safety Information

    LABEL CHECK IMPORTANT THIS PIONEER APPARATUS CONTAINS LASER OF CLASS 1. SERVICING OPERATION OF THE APPARATUS S H O U L D B E D O N E B Y A S P E C I A L L Y INSTRUCTED PERSON.

  • Page 3: Exploded Views And Parts List

    • • • • • Battery Cover 100307R010 • • • • • Polyethylene Bag 9901002640 (2) CONTRAST TABLE X-MDX717/LBXCN and NLWXCN/HK are constructed the same except for the following : Part No. Mark No. Symbol and Description X-MDX717 X-MDX717 Remarks...
  • Page 4 X-MDX717, XR-MDX717 2.2 UNIT ASSY (1/2) Refer to "2.5 TOP PANEL ASSY SECTION" Refer to "2.6 MD UNIT SECTION" 24 2 Insulation Plate CONTROL Refer to "2.3 UNIT ASSY(2/2) SECTION" Refer to "2.4 FRONT UNIT SECTION"...
  • Page 5 X-MDX717, XR-MDX717 (1) UNIT ASSY (1/2) PARTS LIST Mark No. Description Part No. Screw CCZ30P060FMC Screw BPZ30P100FZK Rear Panel 1003070050 Side Panel L 1024070050 Side Panel R 1025070050 Tray Panel 2028070050 Rear Label See Contrast table (2) Screw BBT30P080FNI CONTROL PWB ASSY...
  • Page 6 X-MDX717, XR-MDX717 2.3 UNIT ASSY (2/2) DI PWB IC PWB Double Face AMP PWB Double Face Refer to "2.11 CD MECHA. SECTION" X'FORMER PWB...
  • Page 7 X-MDX717, XR-MDX717 (1) UNIT ASSY (2/2) PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Cord Stopper 4580000021 CD PWB ASSY C142278900 Screw BBZ30P060FMC Screw BPZ20P060FMC Rubber Foot 1006070050 Screw BPZ26P100FMC AMP PWB ASSY See Contrast table (2)
  • Page 8 X-MDX717, XR-MDX717 2.4 FRONT UNIT (3P) (X5)
  • Page 9 X-MDX717, XR-MDX717 • FRONT UNIT PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Power Knob 1010070050 FFC 30P (FRONT-CONT) 5423014024 MD Eject Knob 1011070050 FFC 14P (FRONT(A)-(B)) 5421405024 Cushion-C 2042070050 Screw BPZ30P100FMC • • • • •...
  • Page 10 X-MDX717, XR-MDX717 2.5 TOP PANEL ASSY Refer to "2.7 DECK MECHA (1/2) FRONT" "2.8 DECK MECHA (2/2) REAR" TUNER DECK PWB • TOP PANEL ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Gear Damper 2000001269...
  • Page 11 X-MDX717, XR-MDX717 • MD UNIT PARTS LIST 2.6 MD UNIT Mark No. Description Part No. Screw BSZ26P050FMC MD Mecha,KMK-260AAB GXX1155 MD Mecha Chassis 2018070050 MD Shield Case 2019070050 MD Door 1021070050 Himelon Shaft 2020070050 EXT Spring 2021070050 • • • •...
  • Page 12 X-MDX717, XR-MDX717 2.7 DECK MECHA (1/2) FRONT • DECK MECHA (1/2) FRONT PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Spring 010824650 1 Assy Holder Head 500934070 Spring 010804649 2 Frame Head 502193024 Spring 010814601 3 Plate AZ...
  • Page 13 X-MDX717, XR-MDX717 2.8 DECK MECHA (2/2) REAR ASSY CHASSIS • DECK MECHA (2/2) REAR PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Assy Cover 500934063 500703107 Assy Bobbin 500934125 9P Housing S9BPH-K-S Plunger 033004442 Spring.Switch 010824646...
  • Page 14 X-MDX717, XR-MDX717 2.9 MD MECHA (1/2) LOADING ASSY Refer to "2.10 MD MECHA (2/2) DECK MECHA ASSY". • MD MECHA (1/2) LOADING ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Motor Plate Assy X-2646-247-1...
  • Page 15 X-MDX717, XR-MDX717 2.10 MD MECHA (2/2) DECK MECHA ASSY • MD MECHA (2/2) DECK MECHA ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Grip +P1.4×3.5TYPE3 2-627-404-01 SL Motor Assy X-2626-329-1 Guide Sub 2-646-453-01 Gear (MD)
  • Page 16 X-MDX717, XR-MDX717 2.11 CD MECHA 52(1/7) 52(2/7) 52(3/7) 52(7/7) 52(6/7) 52(4/7) 52(5/7)
  • Page 17 X-MDX717, XR-MDX717 • CD MECHA PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Assy Chassis 3 45-093-4318 Cushion 45-063-4136 Drawer 2 45-264-3278 Frame S 45-211-3072 Assy Holder L 45-093-4088 Rubber Cushion SO 45-063-4072 Assy Holder R3...

  • Page 18: Block Diagram And Schematic Diagram

    X-MDX717, XR-MDX717 3.BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM • MD MECHA MD PWB ASSY 20MHz 32kHz AD/DA MUTE FILTER IC503 Q502 DTA114ES MD CONTROL MICON MD MECHA IC504 PCM3003E Q503,Q504 A-4917-020-A BA4510F C486020449 DTC114TS (RU8X12MF-0030) CONT XTAL OSC TEMP-SENSOR +3.3V REG.
  • Page 19 X-MDX717, XR-MDX717 : PB SIGNAL : REC SIGNAL AMP PWB ASSY CONTROL PWB ASSY MUTE H.P. AMP Q152,Q252 IC400 2SC2001 BA15218N POWER AMP S-MUTE SPEAKER IC401 TERMINAL FUNCTION/ Q150,Q250 4152046630 SOUND/VOLUME 2SC2001 8,10 (LA4663) IC450 POWER-AMP CONT. LC75394NED (ST-BY) AND (MUTE)
  • Page 20 X-MDX717, XR-MDX717 3.2 OVERALL CONNECTION DIAGRAM MD MECHANISM (KMK-260AAB) MD MOUNT (A-4917-020-A) CN103 CN102 CN501 CN502 MD PWB ASSY (C143279001) CN504 CN503 D.GND CN805 CN450 R-ch CN801 L-ch +8 V HP Rch CN460 CN452 HP GND HP Lch HP SW...
  • Page 21 X-MDX717, XR-MDX717 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST" LC700 LCD PANEL (4110500274) CN704 KEY3 CN704_ KEY2 KEY0 CJOG1 FRONT (B) CN702 CJOG0 VJOG1 PWB ASSY VJOG0...
  • Page 22 X-MDX717, XR-MDX717 3.3 TUNER PWB ASSY TUNER PWB ASSY (C142279801) 0.022 (FM) FE1 TFFJ2U573A (FM) (FM) 390k 2SC1675L (FM) 0.01 FM FEDER (FM) 1SS133 1SS133 75 OHM 10.7MA (4160200003) 22µH 10.7MA (4160200003) AM LOOP 1SS133 ANTENNA 0.022 1SS133 22µH CHASSIS...
  • Page 23 X-MDX717, XR-MDX717 (AM) 100/10 0.047 0.47/50 2SA733P/Q 0.01 AM IFT 0.01 (AM) 2.2k SFZ450B AM Adj. 2SA733P/Q 0.015 3.9K (4340101430) 1/50 (4160500089) (FM) 0.068 4.7/50 2.2k (FM) 1000p 0.047 0.01 3.3k TA2099N (415302099N) 2.2k 4.7/50 2.7k (AM) 0.015 0.01 4.7k 1/50 3.9k...
  • Page 24 X-MDX717, XR-MDX717 3.4 CD PWB ASSY CD PWB ASSY (C142278900) CD MECHANISM PICKUP Q801 (CD) C835 2SB1132(QRS) 0.022 C836 R801 47/10 C809 C808 0.001 47/16 F GND VC VCC E C806 R805 C807 22/16 C801 C833 0.022 47/10 CN801 B NC A C802 0.033...
  • Page 25 X-MDX717, XR-MDX717 (CD) CN459 : CD AUDIO SIGNAL ROUTE CD MECHANISM (HP) CN804 : HP AUDIO SIGNAL ROUTE CN806 CN807 HP SW (HP) HP L CH HP GND HP R CH LINE B+ LINE IN L CH LINE IN GND...
  • Page 26 X-MDX717, XR-MDX717 3.5 MD PWB ASSY MD PWB ASSY (C143279001) CN103 (MDREC) (MD) (MD) (MDREC) CN501 (MDREC) CN102 (MDREC) (MD) (MDDI) (MDDI) (MDDI) CN502...
  • Page 27 X-MDX717, XR-MDX717 (MD) : MD AUDIO SIGNAL ROUTE (MDREC) : MD REC ANALOG AUDIO SIGNAL ROUTE (MDDI) : MD REC FROM CD DATA AUDIO SIGNAL ROUTE FB548 – FB551, FB553 – FB558 CHIP BEAD MF1310211D FB561 – FB565 FERRITE BEAD EF501 –...
  • Page 28 X-MDX717, XR-MDX717 3.6 MD MOUNT HARD DRIVE MD MOUNT D181,D183: IC181 8-719-046-87 8-759-523-48 (A-4917-020-A) (TC74ACT02) R182 L108 R109 Q181 2SJ278MYTR IC181 8-729-018-75 L109 R111 C184 D181 EFMO F1J6 D183 F1J6 H+5V H+5V R141 L122 Q182 OWH2 OWH1 2SK1764KYR CN104 H+5V...
  • Page 29 X-MDX717, XR-MDX717 MAB1 M+5V IC202 LB1638MTE-L IC202 8-759-823-87 C213 LO– C214 CN106 L-SW IC125 /25 F MSM51V4400-70TS-K MGND /6.3 8-759-498-44 LIMIT IN PB P REC P X202: 32.768kHz XINT CHACK IN SQSY R217 DQSY A2+3V C127 C130 CN103 C136 +3.3V 0.1/25 F...
  • Page 30 X-MDX717, XR-MDX717 3.7 DECK PWB ASSY DECK PWB ASSY (C141279600) (REC) C319 C204 Q102 Q101 1/50 2SJ103 2SJ103 C210 1/50 R104 15k R101 560k R205 C207 C211 C213 C101 1000p 22(1%) 100p 100p R102 47k C103 100p R206 R238 C212...
  • Page 31 X-MDX717, XR-MDX717 Q208 R227 2SC945P 1.5k C225 R228 C226 R235 R232 R234 R240 2.2/50 4.7/50 470k Q204 D201 R231 DTC114TS 1SS133 8.2k R214 C227 Q207 3.9k 0.018 2SC2001 Q206 R230 2SC945P 100k R237 R229 6.8k 1.5k Q104 R137 R129 DTC114TS 6.8k...
  • Page 32 X-MDX717, XR-MDX717 3.8 CONTROL PWB ASSY (1/2) CONTROL PWB ASSY (C142279311) (HP) (HP) CN450 R450 Q451 2SC2412K (LINE IN) (LINE IN) R_CH C650A R662 1/50 Q651 L_CH 2SC2878(A) R451 R665 R651 R751 C650 HP_RCH C655 4.7/50 2.2k 2.2k 0.001 HP_GND...
  • Page 33 X-MDX717, XR-MDX717 (MD) (MDREC) : AUDIO SIGNAL ROUTE : MD AUDIO SIGNAL ROUTE : MD REC ANALOG AUDIO SIGNAL ROUTE (PB) (HP) : TUNER AUDIO SIGNAL ROUTE : DECK PB AUDIO SIGNAL ROUTE : HP AUDIO SIGNAL ROUTE (CD) (REC)
  • Page 34 X-MDX717, XR-MDX717 3.9 CONTROL (2/2) and SP. SOCKET PWB ASSYS CONTROL PWB ASSY (C142279311) R986 1k CN458 FB917 R905 4.7k PERIOD R906 4.7k CLOCK R907 4.7k T.DATA R908 4.7k TUNING R909 4.7k STEREO R910 0 R949 1k 31 SOUND_CE R950 1k...
  • Page 35 X-MDX717, XR-MDX717 D911 1SS133 IC903 D905 S-81350HG-KD-T1 L902 10µH SD14148G08 C982 C981 1000p C979 R531 C977 C978 C983 R597 D906 /6.3 /6.3 SD14148G08 C984 1 Q903 D993-D995 C980 2SC2412K MTZ5.6B D908 C985 MPG_06B 47/16 1 2 3 4 5 6 7 8...
  • Page 36 X-MDX717, XR-MDX717 3.10 AMP and X’FORMER PWB ASSYS X'FORMER PWB ASSY WC601 (LBXCN : C142279500) (NLWXCN/HK : C142279501) AMP PWB ASSY CN455 (LBXCN:C1422797711) (NLWXCN/HK:C142279710) CN406 CN400...
  • Page 37 X-MDX717, XR-MDX717 CN405 (HP) (HP) (HP) CN454 (HP) CN401 : AUDIO SIGNAL ROUTE (HP) : HP AUDIO SIGNAL ROUTE SPEAKER CN403...
  • Page 38 X-MDX717, XR-MDX717 3.11 JACK, FRONT(A) and FRONT(B) PWB ASSYS FRONT (A) PWB ASSY (C143279110) (HP) (HP) (HP) (HP) (LINE IN) (LINE IN) CN807 JACK PWB ASSY (C143279130)
  • Page 39 X-MDX717, XR-MDX717 (HP) FRONT (B) PWB ASSY : HP AUDIO SIGNAL ROUTE (C143279120) (LINE IN) : LINE AUDIO SIGNAL ROUTE FRONT(B)PWB ASSY FRONT(A)PWB ASSY S700 : STAND BY/ON S707 : ¡ (+) S716 : COLOR S701 : 0 (CD 1)

  • Page 40: Pcb Connection Diagram

    X-MDX717, XR-MDX717 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : 3. The parts mounted on this PCB include all necessary parts for 1. Part numbers in PCB diagrams match those in the schematic several destinations. diagrams. For further information for respective destinations, be sure to 2.
  • Page 41 X-MDX717, XR-MDX717 4.2 MD PWB ASSY CN103 CN102 MD PWB ASSY CN460 CN452 IC505 SIDE A MD PWB ASSY Q504 Q502 IC504 Q503 IC501 Q501 IC503 IC502 SIDE B...
  • Page 42 X-MDX717, XR-MDX717 4.3 CD PWB ASSY CN450 CN807 CN459 MECHA CD PWB ASSY Q802-Q804 IC802 IC803 MECHA MECHA IC804 Q801 IC801 SIDE A...
  • Page 43 X-MDX717, XR-MDX717 CD PWB ASSY SIDE B...
  • Page 44 X-MDX717, XR-MDX717 4.4 MD MOUNT MD MECHANISM MD MOUNT IC122 IC122 Q103 Q105 Q105 IC201 IC201 CN502 CN501 MD MECHANISM SIDE A...
  • Page 45 X-MDX717, XR-MDX717 MD MOUNT D101 IC101 Q101 IC101 IC152 Q162 Q163 Q163 IC181 IC181 Q104 IC125 Q104 Q102 IC103 IC121 IC103 Q181 D181 IC171 Q182 IC123 IC123 IC202 IC202 R142 R123 R213 NOTE : GXX1155 is MD mechanism for service by which resistance (R123, R213, R142) is removed from KMK-260AAB.
  • Page 46 X-MDX717, XR-MDX717 4.5 CONTROL and SP. SOCKET PWB ASSYS CONTROL PWB ASSY CN700 CN701 CN504 CN503 CN806 CN458 CN400 CN406 CN451 CN805 CN302 CN401 CN405 IC452 Q456 Q928 Q651 SP. SOCKET PWB ASSY SIDE A...
  • Page 47 X-MDX717, XR-MDX717 CONTROL PWB ASSY Q904 Q903 Q914 Q913 Q911 Q937 Q912 Q935 Q933 IC900 Q931 Q917 Q915 IC901 Q901 Q902 Q927 Q925 Q923 Q921 Q450 IC450 Q457 Q850 Q750 Q920 Q936 Q451 Q450 SP. SOCKET PWB ASSY SIDE B...
  • Page 48 X-MDX717, XR-MDX717 4.6 DECK PWB ASSY DECK PWB ASSY DECK MECHA. CN453 DECK MECHA. Q201 Q202 IC301 Q313 IC302 Q102 Q101 Q203 Q314 Q301-Q305 Q312 Q108 Q208 Q103 Q324 Q318 Q104 Q204 Q206 Q207 Q311 Q308 Q317 Q106 Q107 Q321 Q323 Q325...
  • Page 49 X-MDX717, XR-MDX717 4.7 AMP PWB ASSY AMP PWB ASSY IC402 WC601 Q252 IC401 Q406 Q407 Q150 Q152 Q417 Q418 Q403 Q404 IC400 Q250 Q415 Q401 Q402 Q400 IC403 SIDE A...
  • Page 50 X-MDX717, XR-MDX717 4.8 JACK, FRONT(A) and FRONT(B) PWB ASSYS FRONT (A) PWB ASSY LCD PANEL (LC700) CN465 FRONT (B) PWB ASSY JACK PWB ASSY CN807 Q809 IC504 SIDE A Q810 J K L...
  • Page 51 X-MDX717, XR-MDX717 CN461 FRONT (A) PWB ASSY Q701-Q708 Q703-Q705 FRONT (B) PWB ASSY Q700-Q702 JACK PWB ASSY SIDE B...
  • Page 52 X-MDX717, XR-MDX717 4.9 X’FORMER PWB ASSY X'FORMER PWB ASSY NEUTRAL AC IN LIVE CN403 SIDE A...

  • Page 53: Pcb Parts List

    X-MDX717, XR-MDX717 5. PCB PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 54 X-MDX717, XR-MDX717 Mark No. Description Part No. Mark No. Description Part No. RESISTORS CD PWB ASSY R801,R834 RD1/4PU100J SEMICONDUCTORS R850 RD1/4PU102J R853,R878,R879 RD1/4PU103J IC801 (CXA1992BR) 415C01992R R813,R818 RD1/4PU104J IC802 (CXD2589Q) 415C02589Q R852 RD1/4PU153J IC803 (BA5936S) 4159059360 IC804 NJM4558M R854 RD1/4PU223J...
  • Page 55 X-MDX717, XR-MDX717 Mark No. Description Part No. Mark No. Description Part No. RESISTORS C313 CEATR47M50 C343 CEAL1R0M50 R650 RD1/4PM100J C318 CEAL2R2M50 R626 RD1/4PM222J C212 CEAL220M16 Other Resistors RS1/10S&&&J C102,C113,C202,C213,C328,C329 CKPUYB102K50 OTHERS C344 CKPUYB104Z50 CN501 FFC 16P TOP BASE 4491600311 C116,C127,C216,C227...
  • Page 56 X-MDX717, XR-MDX717 Mark No. Description Part No. Mark No. Description Part No. CAPACITORS R931- R935,R974 RD1/4PU102J R657,R757 RD1/4PU103J C964 ( 0.22µF/5.5V ) 2000001236 R713,R973 RD1/4PU104J C501, C514, C515, C673, C773 CCSQSL101J50 R655,R755 RD1/4PU222J C905- C908, C995- C998 CCSQSL101J50 R917 405041045E...
  • Page 57 X-MDX717, XR-MDX717 Mark No. Description Part No. Mark No. Description Part No. CAPACITORS LF601 AC LINE FILTER 70699200C1 C432,C433,C436,C437 5104103441 (CKF103 Z2HS) CAPACITORS C157,C257 CCPUSL100J50 C515 SPARK KILLER(4700pF/400V) 5106472P41 C154,C254,C406,C413,C414 CEAT1R0M50 C416,C419,C420,C425,C426 CEAT1R0M50 OTHERS PIN TERMINAL 2000000843 C430,C438 CEAT1R0M50 WIRE HOLDER...
  • Page 58 X-MDX717, XR-MDX717 Mark No. Description Part No. Mark No. Description Part No. CAPACITORS IC201 (RU8X12MF-0023) 8-759-533-77 IC103 (FMW1-T-148) 8-729-903-10 C741-C744 CKSQYB103K50 IC192 (L88MS33T-TL) 8-759-426-95 C738-C740 CKSQYF105Z50 Q101,Q163 DTA144EK Q103,Q104 DTC114EK RESISTORS R704,R705,R706 405043315E Q102 2SA1037K CHIP R.1/4W 331J Q182 (2SK1764KYR)
  • Page 59 X-MDX717, XR-MDX717 Mark No. Description Part No. X202 SERAMIC RESONETOR 1-760-174-31 (32.768kHz) X201 XTAL RESONETOR (12MHz) 1-760-872-11 L-SW MOUNT BOARD OTHERS FFC/FPC CONNECTOR 6P 1-766-336-21 PUSH SWITCH(1KEY) 1-771-092-21 PUSH REVER SW(1KEY) 1-771-326-11 D-SW MOUNT BOARD OTHERS 2PIN PUSH SW(2KEY) 1-771-327-11...

  • Page 60: Adjustment

    X-MDX717, XR-MDX717 6. ADJUSTMENT 6.1 CASSETTE DECK SECTION • Adjustment points and test points are shown in Fig.2 and Fig.4 . Adjustment The test tape is played. And, for the shape of waves of the test point (CN453 PB Lch~ and PB Rch@) to become, for part A to become the maximum, and to minimize part B, the adjustment screw for azimuth is adjusted.
  • Page 61 X-MDX717, XR-MDX717 Electrical Adjustment Check the following before starting. Playback Adjustment (1) Confirm that the tape speed adjustment has been completed. (1) Head Azimuth Adjustment (2) Clean the heads and demagnetize them using a head eraser. (3) Set the measurement level to 0 dBV = 1 Vrms.
  • Page 62 X-MDX717, XR-MDX717 6.2 TUNER SECTION 6.2.1 AM TUNER AECTION AM Tuner Section • Set the mode selector to AM BAND. • Connect the wiring as shown in Fig. 1. AM SG (400Hz, 30% Mod.) Reception Step Adjustment Adjustment Frequency Specifications...
  • Page 63 X-MDX717, XR-MDX717 6.3 MD SECTION Because material was not able to be acquired when the service manual is made, the adjustment of MD is not published. 6.4 CD SECTION NOTE: There is no information to be shown in this CD adjustment.

  • Page 64: General Information

    X-MDX717, XR-MDX717 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 TROUBLESHOOTING CD troubleshooting Please make the products to the power switching on and the CD mode. Is "CD DISC & NO DISC" displayed after "CD DISC & TOC READING" is displayed on the LCD display, and is the same operation repeated three times?.
  • Page 65 X-MDX717, XR-MDX717 1. "CD DISC & NO DISC" is displayed after "CD DISC & TOC READING" is displayed on the LCD display and when the same operation do not repeat three times. CD PWB ASSY CN804, CN805 IC801,IC802,IC803 Q801, Q802...
  • Page 66 X-MDX717, XR-MDX717 Is the laser normally radiated?. Caution : Please confirm the radiation power with the optical power meter. Is the lens vertical motion ?. Please turn on the disk, close the CD tray, and check the following. Please check FFC wire connector (CN801) from pick-up.
  • Page 67 X-MDX717, XR-MDX717 2-A1. (The laser does not radiate.) Please check the circuit of IC801 of 36 pins Are when playing, in the surrounding. 36 pins of IC801 Please check a digital signal 2.8V or more?. of 20, 21 and 22 pins of IC801.
  • Page 68 X-MDX717, XR-MDX717 Please confirm the wave forms of IC801 of 33 pins (RFO) with the oscilloscope. wave form wave form Please check the circuit of 35 pins Is the wave forms (RF) of IC802 and C857 of Figure 8 shown with 35 pins in the surrounding.
  • Page 69 X-MDX717, XR-MDX717 Is the wave forms Please check FFC connector CN801. of Figure 9 shown in 45 pins IC801 is broken. (TEO) of IC801?. Please check the circuit of the TE line Is the wave forms in the surrounding. of Figure 10 shown in 47 pins (TEI) of IC801?.
  • Page 70 X-MDX717, XR-MDX717 3. When the audio signal (analog) is not sent to the output jack. Please check the circuit in the surrounding Are 62 pins (MUTE) of IC802 with the solder of IC802 and IC900. in the state of "L"?.
  • Page 71 X-MDX717, XR-MDX717 4. When you cannot smoothly select music. Please push 4 KEY or ¢ KEY. Please check the circumference circuit Is the wave forms with the solder of 44, 45, 46, 47, 48 of Figure 13 shown with and 49 pins of IC801.
  • Page 72 X-MDX717, XR-MDX717 5. When the audio signal (digital) is not sent to the output jack. Does a digital signal Please check the circuit in the surrounding of "H" and "L" come from with the solder of IC802. 53 pins (DOUT) of IC802?.

  • Page 73: Disassembly/Assembly

    X-MDX717, XR-MDX717 7.1.2 DISASSEMBLY/ASSSEMBLY CAUTION Top Panel Assy • Please note static electricity at the FRONT PWB ASSY (Refer to page 74 (LC700) repair. "TOP PANEL ASSY".) (1)The main body Side Panel R (Remove as well as Side Panel L) Side Panel R ×2...
  • Page 74 X-MDX717, XR-MDX717 TOP PANEL ASSY DECK PWB Assy MD Unit (Refer to page 75 "MD MECHA".) ×2 ×2 Front Panel Assy (Refer to page 74 "FRONT PANEL".) PC Sheet ×2 ×2 ×2 Deck Bracket Hook Right and Left x2 TUNER PWB Assy...
  • Page 75 X-MDX717, XR-MDX717 MD MECHA MD Shield Case × 2 10 10 × 2 × 4 MD MOUNT Shield Plate MD Mecha Chassis MD MOUNT × 2 × 2 Flame Main MD Door Set Tension Spring (Door Arm) EXT Spring MD Door Set...
  • Page 76 X-MDX717, XR-MDX717 (2) CD MECHA CAUTION • CAUTION FOR DISASSEMBLY/ASSSEMBLY OF The CD mechanism should not disassemble when repairing and exchanging Pick-up Unit. CD MECHA When the exchange of Carriage 100, 200, 300, and the part 1. As for the distinction method of Carriage100, 200, and 300, Clamper and something wrong with the loading operations is Switch distinguishes the shape of the projection part on its back.
  • Page 77 X-MDX717, XR-MDX717 DRAWER The back of Chassis Bevel Gear 4 Drawer Thin minus driver Assy Holder R Assy Gear Drive Assy Holder L Drawer Stops in the place of which it went out by about 1cm. Gear Idler A 4. Carriage 300 is put in the Chassis side, and please put in the The hook is removed.
  • Page 78 X-MDX717, XR-MDX717 DISASSEMBLY OF CARRIAGE 100, 200 CHASSIS The loss of Bevel Gear is noted. The hook is removed. Clamper Carriage 300 Drawer Assy Slider 2 Carriage 100 Carriage 200 The back of Drawe The loss of this gear is noted.
  • Page 79 X-MDX717, XR-MDX717 • Notes of procedure FRONT Side Hang Carriage only here of Pinion Carriage 200 is lightly Carriage 100 lifted by the finger. When Carriage 100 drops below, Carriage 200 is lightly lifted by the finger. Note : Lift it horizontally when you lift Carriage.
  • Page 80 X-MDX717, XR-MDX717 ASSSEMBLY OF DRAWER AND CHASSIS The lac teeth and Gear Idler A are matched, and it is pressed under the diagonal lightly. The following work is done before Drawer is put on Chassis. (1) It is confirmed that Carriage 300 is clamped, and Clamper has Right this side of Drawer is lifted.
  • Page 81 X-MDX717, XR-MDX717 Drawer Receiving part of Gear Concave of Bevel Gear When peeps from the inside of Drawer when the receiving part of Gear is fixed into the concave part of Bevel Gear, the place where it is fixed is comprehensible.

  • Page 82: Parts

    X-MDX717, XR-MDX717 7.2 PARTS 7.2.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. • List of IC 415980727A (S-8072AN-DQ-T1) , 415C74096A (CXP740096-122Q) 415980727A (S-80727AN-DQ-T1) (CONTROL PWB ASSY : IC902) •...
  • Page 83 X-MDX717, XR-MDX717 415C74096A (CXP740096-122Q) (CONTROL PWB ASSY : IC900) • Main Control IC • Pin Assignment • Block Diagram...
  • Page 84 X-MDX717, XR-MDX717 • Pin Function & / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I (...
  • Page 85 X-MDX717, XR-MDX717 & / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I ( / I (...

  • Page 86: Display

    X-MDX717, XR-MDX717 7.2.2 DISPLAY 4110500274 (FRONT (A) PWB ASSY : LC700) • LCD PANEL • Grid Assignment • Block Diagram...
  • Page 87 X-MDX717, XR-MDX717 • PICT Address...
  • Page 88 X-MDX717, XR-MDX717 • Interface Pin Connection...

  • Page 89: Panel Facilities And Specifications

    X-MDX717, XR-MDX717 8. PANEL FACILITIES AND SPECIFICATIONS 8.1 PANEL FACILITIES Main Unit Tape eject (PUSH OPEN 0) lid AUTO REVERSE STEREO CASSETTE T APE DECK TAPE (2 3 ) button MD (3/8) button CD (3/8) button TUNER FM/AM button Display panel ¢...
  • Page 90 X-MDX717, XR-MDX717 Common Operation Buttons Function of common operation buttons (the function of each button changes in accordance with the source selected) SOURCE MiniDisc Tape Tuner BUTTON Fast Forward button Fast Forward (Rewind) button Station Select Fast Forward button ¢...
  • Page 91 X-MDX717, XR-MDX717 Remote Control Unit Display, Timer, Effect Sound Buttons 1 DIMMER button ....Change brightness of display. 2 DISPLAY button ....Change display contents for CD and DISP COLOR DISPLAY DIMMER COLOR MiniDisc. 3 COLOR (–/+) button ..... Change color of display.
  • Page 92 X-MDX717, XR-MDX717 8.2 SPECIFICATIONS 7 Receiver Section 7 Power Section, Misc. Amplifier Power requirements Continuous Power Output (RMS) TAIWAN model ....... AC 110 V, 60 Hz 1 kHz, 10%, 6 Ω ........15 W + 15 W Hongkong model ......AC 220 V, 50 Hz...

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