JVC NX-CDR7R Service Manual
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JVC NX-CDR7R Service Manual

JVC NX-CDR7R Service Manual

Compact component cdr system
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Download this manual See also: Instruction Manual
SERVICE MANUAL
COMPACT COMPONENT CDR SYSTEM
SP-NXCDR7
Contents
Safety Precautions
NX-CDR7R
CA-NXCDR7R
1-2
1-3
1-4
1-5
1-29
1-30
COPYRIGHT
2001 VICTOR COMPANY OF JAPAN, LTD.
B ------------------------------- U.K.
E ----------- Continental Europe
EN ------------ Northern Europe
SP-NXCDR7
NX-CDR7R
Area suffix
1-32
1-33
1-33
1-34~50
No.21030
Oct. 2001

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  • Page 1: Table Of Contents

    NX-CDR7R SERVICE MANUAL COMPACT COMPONENT CDR SYSTEM NX-CDR7R Area suffix B ------------------------------- U.K. E ----------- Continental Europe EN ------------ Northern Europe SP-NXCDR7 CA-NXCDR7R SP-NXCDR7 Contents Safety Precautions Flow of functional operation until Preventing static electricity TOC read 1-32 Important for laser products...
  • Page 2 NX-CDR7R 1. This design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replacement parts must be identical to those used in the original circuits. Services should be performed by qualified personnel only.

  • Page 3: Preventing Static Electricity

    NX-CDR7R Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.1. Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as DVD players.

  • Page 4: Important For Laser Products

    NX-CDR7R Important for Laser Products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam.

  • Page 5: Disassembly Method

    NX-CDR7R Disassembly method Metal cover <Main body> Removing the metal cover (See Fig.1 and 2) Remove the four screws A on the back of the body. Remove the screw B on each side of the body. Remove the rear part of the metal cover upward while pulling the lower part of both sides.
  • Page 6 NX-CDR7R Removing the front panel assembly Front panel assembly CN712 CN704 (See Fig.3 to 6) Prior to performing the following procedure, remove the metal cover. CN705 Disconnect the card wire from connector CN705, CN708, CN704 and CN712 on the main board.
  • Page 7 NX-CDR7R Removing the main board CN704 (See Fig.7 and 8) CN712 Front panel assembly Prior to performing the following procedure, remove CN705 the metal cover. CN708 Disconnect the card wire from connector CN704, CN705, CN706, CN707, CN708, CN709 and CN712 on the main board on the upper side of body.
  • Page 8 NX-CDR7R Removing the rear cover / rear panel (See Fig.9 to 12) Prior to performing the following procedure, remove the metal cover. Remove the four screws F on the back of the body, and press the two joints c inward to release.
  • Page 9 NX-CDR7R Removing the tuner board (See Fig.13) Joint e Prior to performing the following procedure, remove the metal cover, the main board and the rear panel. Disconnect the wire from connector CN802 on the tuner board on the right side of the body.
  • Page 10 NX-CDR7R Power amplifier board 2 Removing the power amplifier board 1 / CN403 power amplifier board 2 / heat sink Power board Power amplifier board 1 CN101 (See Fig.16 to 19) Prior to performing the following procedure, remove the metal cover, the main board, the rear panel and the tuner board.
  • Page 11 NX-CDR7R Removing the fan (See Fig.20) Prior to performing the following procedure, remove the metal cover, the main board, the rear panel, the tuner board, the power amplifier board 1, the power amplifier board 2 and the heat sink. REFERENCE: The fan is detachable without removing the CDR mechanism assembly.
  • Page 12 NX-CDR7R Notch i Removing the CDR mechanism cover / Clamp CDR mechanism assembly CDR mechanism cover (See Fig.22 to 27) Prior to performing the following procedure, remove the metal cover, the front panel assembly, the rear panel, the main board and the tuner board.
  • Page 13 NX-CDR7R Remove the three screws O attaching the CDR mechanism cover. Move the CDR mechanism assembly in the direction of the arrow, inside of the CDR mechanism cover, to disengage it from the three joint bosses marked j. Then remove the CDR mechanism assembly toward the front.
  • Page 14 NX-CDR7R CDR mechanism assembly Removing mechanism assembly only (See Fig.28 and 29) REFERENCE: mechanism assembly detachable without removing the CDR mechanism cover. Prior to performing the following procedure, remove the metal cover, the front panel assembly and the main board.
  • Page 15 NX-CDR7R Removing the CD changer mechanism CDR mechanism assembly assembly (See Fig.31 to 33) REFERENCE: The CD changer mechanism assembly is detachable without removing the CDR mechanism cover mechanism assembly. Prior to performing the following procedure, remove the metal cover, the front panel assembly and the...
  • Page 16 NX-CDR7R Removing power transformer assembly (See Fig.34 and 35) Prior to performing the following procedure, remove the metal cover, the main board, the rear panel, the Band tuner board, the power amplifier board 1, the power board and the heat sink.
  • Page 17 NX-CDR7R LCD board <Front panel assembly section> Prior to performing the following procedures, remove the metal cover and the front panel assembly. Removing the LCD board (See Fig.36) Remove the four screws S on the back of the front panel assembly.
  • Page 18 NX-CDR7R Removing the door motor (See Fig.40 and 41) Door motor Prior to performing the following procedure, remove the motor board. Remove the belt from the door motor. Remove the screw Y attaching the door motor bracket. Remove the two screws Z.
  • Page 19 NX-CDR7R Removing the control board (See Fig.42 to 46) Prior to performing the following procedure, remove the function switch board, the motor board and the belt. Remove the belt. Rotate the pulley (1) and move the control panel assembly toward the front until it stops.
  • Page 20 NX-CDR7R <Changer mechanism assembly> Removing the servo control board (See Fig.1 to 4) ATTENTION: Make sure the sub chassis unit is locating at the lowest position. If not,perform the following procedure from 1 to 3. Insert a screwdriver into the sub chassis slot on the...
  • Page 21 NX-CDR7R Top cover Removing the tray unit (See Fig.5 to 8) The tray unit can be removed despite the position of the sub chassis unit, but the lowest position is recommended to expedite the work. Remove the four screws B attaching the top cover on the top of the body.
  • Page 22 NX-CDR7R Removing the side unit (L) and (R) Joint h Side unit (R) (See Fig.9-1 to 9-5) Select arm Prior to performing the following procedures, remove the servo control board, the top cover and the tray Joints e unit. Remove the two screws C attaching the side unit (L).
  • Page 23 NX-CDR7R Removing the sub chassis unit (See Fig.10 to 12) Prior to performing the following procedures, remove the servo control board, the top cover, the tray unit, the side unit (L) and the side unit (R). Turn the hook gear counterclockwise to move the...
  • Page 24 NX-CDR7R Flap base unit Removing the flap base unit and the gear Joint tab j base unit (See Fig.13 and 14) Joint tab i Prior to performing the following procedures, remove the servo control board, the top cover, the tray unit, the side unit (L) and the side unit (R).
  • Page 25 NX-CDR7R Top cover Removing the pickup (See Fig.16 to 20) From the top of the body, remove the three screws H attaching the clamper base unit. Remove the clamper base unit with the two rods attached to the clamper base unit and the top cover.
  • Page 26 NX-CDR7R Removing traverse mechanism Joint o assembly (See Fig.21) Prior to performing the following procedure, remove the servo control board and the clamper base unit. Remove the three screws K attaching the traverse mechanism assembly. Detach the rear part of the traverse mechanism assembly upward to release the joint o with the sub chassis unit.

  • Page 27: Speaker Section

    NX-CDR7R Disassembly method Joints a <Speaker section> Removing the tweeter speaker (See Fig.1 to 5) Release the four bosses of the joint a and remove the front grill toward the front. Front grill Turn over the body and insert a slotted screwdriver into the two holes b of the front panel assembly.
  • Page 28 NX-CDR7R Removing the squawker speaker Box assemby (See Fig.6) Prior to performing the following procedure, remove the front grille and the front panel assembly. Remove the four screws B on the front side of the box assembly. Disconnect the two wires from the squawker speaker terminal.

  • Page 29: Adjustment Method

    NX-CDR7R Adjustment method Measurement instruments required for adjustment Radio input signal 1. Low frequency oscillator, AM modulation frequency : 400Hz This oscillator should have a capacity to output 0dBs Modulation factor : 30% to 600ohm at an oscillation frequency of 50Hz-20kHz.

  • Page 30: Confirm Method Of Operation

    NX-CDR7R Confirm method of operation Check mode All lighting FL display and reducing time operation of clock <Setting method of all lighting FL display> "STANDBY/ON" key is pushed while pushing "REC/REC MUTING" key by the stand-by state. <Setting method of reducing time operation of clock>...
  • Page 31 NX-CDR7R Running operation When this mode is executed, the operation of the recording and the playback is repeated. Please use to confirm operation. It is necessary to put the recorded disk or CD-DA in tray 1 of changer mechanism beforehand to execute this item, and put CD-RW of the blank disk in recording mechanism.

  • Page 32: Flow Of Functional Operation Until Toc Read

    NX-CDR7R Flow of functional operation until TOC read Check Point Slider turns REST Play Key Power ON Confirm that the voltage at the pin13 SW ON. of CN601 is "H"\"L"\"H". Automatic tuning of TE offset Check that the voltage at the...

  • Page 33: Maintenance Of Laser Pickup

    NX-CDR7R Replacement of laser pickup Maintenance of laser pickup (1) Cleaning the pick up lens Before you replace the pick up, please try to Turn off the power switch and, disconnect the clean the lens with a alcohol soaked cotton power cord from the ac outlet.

  • Page 34: Description Of Major Ics

    NX-CDR7R Description of major ICs UPD784216AGF (IC701) : System micon 1.Terminal layout 2.Pin function Pin No. Symbol Function PROTECT Power amplifier output protect detection SPK-RELAY SPK-relay control signal SURROUND Surround output control signal SMUTE System mute control signal POUT1 FL power supply control signal output...
  • Page 35 NX-CDR7R Pin No. Symbol Function CDR-RREQ CDR request signal RDCLK Clock for data communication No connect KEYP Power on key input +BCTL No connect AVDD Power supply AVREF0 Reference voltage KEY0 Key control 0 input terminal KEY1 Key control 1 input terminal...
  • Page 36 NX-CDR7R MN662790RSC (IC651) : Digital servo & processor 1.Terminal layout 2.Pin function MN662790RSC (1/2) Pin No. Symbol Function BCLK Bit clock output for SRDATA LRCK Identifying signal output of L,R SRDATA Serial data output DVDD1 Power supply for digital circuit...
  • Page 37 NX-CDR7R MN662790RSC (2/2) Pin No. Symbol Functions PLLF2 Terminal for loop filter characteristic switch for PLL DSLBDA Non connect WVEL Non connect RF Signal output IREF Standard electric current input terminal Bias terminal for DSL DSLF Loop filter terminal for DSL...
  • Page 38 NX-CDR7R UPD780076GK502 (IC251) : Unit micon 1.Terminal layout 2.Pin function Pin No. Pin No. Symbol Description Symbol Description ES2SCK O EEPROM serial clock output /RESET O Reset signal output E2SDL O EEPROM serial data I/O O Synchronizatio /asynchronous system Not use(for flash micon)
  • Page 39 NX-CDR7R BR24C01AFV-W-X (IC201) : EEPROM 1.Terminal layout 2.Block diagram 1kbit EEPROM ARRAY 8bit 7bit SLAVE/WORD ADDRESS DATA 7bit ADDRESS REGISTER DECODER REGISTER START STOP CONTROL LOGIC HIGH VOLTAGE GEN. Vcc LEVEL DETECT 3.Pin function Pin name Function Power supply Ground (0v)
  • Page 40 NX-CDR7R TDA7439 (IC303) : Control volume 1.Terminal layout DIG GND TREBLE(R) AGND TREBLE(L) ROUT MIN(L) LOUT MOUT(L) R-IN4 BOUT(L) R-IN3 BIN(L) R-IN2 BOUT(R) R-IN1 BIN(R) L-IN1 MOUT(R) L-IN2 MIN(R) L-IN3 L-IN4 MUXOUTR MUXOUTL TDA7439 2.Block diagram L-IN1 SPEAKER LOUT MIDLE...
  • Page 41 NX-CDR7R AN22000A(IC601):RF & Servo amplifier 1. Terminal layout 2. Block diagram OFTR RF IN C.AGC CBDO COFTR RF OUT OFTR RF_EQ 3TENV NRFDET 3TOUT NRFDET SUBT FEOUT SUBT TEOUT TEBPF VDET VDET VREF GCTL TBAL FBAL CDDG VCC 3. Pin function...
  • Page 42 NX-CDR7R LA6541-X (IC801) : BTL driver 1. Terminal layout & block diagram 2.Pin function Description Symbol Pin No. Power supply (shorted to pin 24) All BTL amplifier outputs ON/OFF MUTE BTL AMP 1 input pin VIN1 BTL AMP 1 input pin (for gain adjustment)
  • Page 43 NX-CDR7R M66004FP(IC852):FL driver 1.Block Diagram Vcc2 Display code CGROM register (35bit 160) (8bit 16) FLCS Cereal reception FLCK circuit CGRAM FLDATA (35bit 16) RAM write TATEIND Output port (2bit) YOKOIND Display control code select register Grid Clock Display generation output...
  • Page 44 NX-CDR7R LC72136N (IC2) : PLL frequency synthesizer 1. Terminal layout FM/AM LPFOUT LPFIN CLOCK FM/ST/VCO FMIN AM/FM AMIN IFCONT SDIN IFIN 2. Block diagram Phase Reference Detector Driver Charge Pump Swallow Counter Swallow Counter 1/16,1/17 4bit 1/16,1/17 4bit Unlock Detector...
  • Page 45 NX-CDR7R LA1838 (IC1): FM AM IF AMP&detector, FM MPX decoder 1. Block Diagram DECODER RF.AMP ANIT-BIRDIE MUTE BUFF STEREO P-DET AM IF PILOT 384KHz COMP S-METER AM/FM S-CLRVE S-METER IF-BUFF TUNING STEREO DRIVE DRIVE FM IF 2. Pin Function Symbol...
  • Page 46 NX-CDR7R LB1641 (IC851, IC852) : DC motor driver 2. Pin function 1. Terminal layout Input Output Mode OUT1 OUT2 Brake CLOCKWISE COUNTER-CLOCKWISE GND OUT1 P1 IN2 VCC1 VCC2 P2 OUT2 Brake STK402-030 (IC101) : Power amplifier 1.Terminal layout 2.Block diagram...
  • Page 47 NX-CDR7R NJM4580D (IC301) : Dual operation amplifier 1.Terminal layout A OUT A -IN B OUT A +IN B -IN B +IN (TOP VIEW) 2.Block diagram INPUT OUTPUT XC62HR3502P-X (IC291) : Regulator 1.Terminal layout 2.Pin function Symbol Function Power supply ON/OFF...
  • Page 48 NX-CDR7R TC74HCOOAP (IC501) : Optical digital in selector 2.Truth table 1.Termainal layout & block diagram TC74HCT04AF (IC702) : Inverter BU4066BCF-X (IC304, IC305) : Switch 1.terminal layout 1. Terminal Layout 2.Block diagram (TOP VIEW) 2. Truth tabel 1-48...
  • Page 49 NX-CDR7R TA8409S (IC704) : Motor driver 1.Terminal layout 2.Pin function INPUT OUTPUT MODE OUT1 OUT2 MOTOR OUT 2 STOP CW/CCW CCW/CW BRAKE OUT 1 TA8409S LA72723(IC3): RDS demodulation 1. Terminal layout RDS-ID/READY VREF RDCL MPXIN RDDA Vdda Vssa MODE FLOUT...
  • Page 50 NX-CDR7R < M E M O > 1-50...
  • Page 51 NX-CDR7R VICTOR COMPANY OF JAPAN, LIMITED AUDIO & COMMUNICATION BUSINESS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,maebashi-city,371-8543,Japan No.21030 200110(S)
  • Page 52 NX-CDR7R In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.
  • Page 53 NX-CDR7R Block diagram LVA10280-A2 LVA10280-A1 CF1 , Q1 IC1852 DI1851 FM IN FM IF AMP LF810 FLD DRIVER LF820 FM DET IC701 AM DET FILTER AM IN IC851 REMOCON J8001 SYSTEM MICON LINE IN FRONT CONTROL IC705 LVA10280-A3 INVERTER Q8101 , Q8201...
  • Page 54 NX-CDR7R NX-CDR7R Standard schematic diagrams System control section To E-2 on page 2-5 To F-2 on page 2-5 Q3161 2SD2144S/VW/-T 2SD2144S/VW/-T Q3162 R3169 10/25 CN710 CN711 C3153 220K R3161 QGB1214J1-12S QGB1214J1-10S R3168 4.7K R3167 C3253 R3261 C3163 10/50 C3164 10/25...
  • Page 55 NX-CDR7R Tuner section QAU0160-001 0.0039 0.47/50 0.0022 0.047 22/50 0.27 1/50 0.047 470P 22/16 0.001 10/16 10/16 1SS133-T2 100/16 1000P 1SS133-T2 0.0018 0.0018 3.3K QAX0420-001 LC72136N 1SS133-T2 LA1838 2SC1623/5-6/-X 2SC1623/5-6/-X 1SS133-T2 QNB0014-001 DTA114YKA-X QAX0458-001Z 5.6K DTA114YKA-X 150P QQR0793-001 150P 150P 1/50 1.2K...
  • Page 56 NX-CDR7R NX-CDR7R Key input section To A-3 on page 2-4 To A-6 on page 2-4 QGF1205F1-05 CN581 W5001 CN501 CN502 QGF1205C1-15 QGF1205F1-17 S5801 B5005 QSW0620-001 S5802 QSW0620-001 D5107 1SS133-T2 To A-4 on page 2-4 Q5102 KTA1267/YG/-T CN672 QGF1036F1-13 KTC3203/OY/-T Q5901...
  • Page 57 NX-CDR7R 3CD Changer mechanism CD servo section QSW0865-001 SW680 0.1/16 CAMP1 IC851 LB1641 IC852 LB1641 CAMP2 C250 CAMP3 CAMP4 SW690 SW690 QSW0886-002 P.POSI1 SW690 SW691 SW691 QSW0886-002 P.POSI2 SW691 IC201 SW692 SW692 QSW0886-002 P.POSI3 SW692 R201 SW693 SW693 QSW0886-002 SUB_OP/CL...
  • Page 58 NX-CDR7R NX-CDR7R Power amplifier section IC101 STK402-030 CN103 QGB2024J1-04S To A-6 on page 2-9 R1108 R1107 0.33 C1105 C1205 KRC104M 220P 220P Q1250 C1204 R1203 2SC3576-JVC L1101 QQLZ005-R45 Q1807 Q1901 R1109 To A-5 on page 2-9 C1104 R1110 R1101 R1103 2.2/50...
  • Page 59 NX-CDR7R FL display & Power supply section To I-2 on page 2-8 To I-3 on page 2-8 CN205 CN210 CN208 QGB2510J1-04 QGA2501C1-02 QGB2024K1-07S Q2401 KTA1267/YG/ T9002 F9001 CN901 QQT0353-001 T1AL QGA7901C1-02 0.1/50 C9001 D2401 R2402 R2403 D2403 C2001 4.7/50 D2001 MTZJ5.1C...
  • Page 60 NX-CDR7R NX-CDR7R Printed circuit boards Main section (OPEN/CLOSE SW detect board) (Main board) (Tuner board) (LCD board)
  • Page 61 NX-CDR7R Amp section (Power board) (Function swith board) (CD servo board) (Motor board) (Phone jack board) (Power amplifier board 1) (Power amplifier board 2)
  • Page 62 NX-CDR7R NX-CDR7R CDR connection board LEA20005- C525 C534 C506 X402 C533 R828 C522 C426 R563 C517 R536 C531 IC404 C523 C524 R818 R829 TP842 R540 R851 C820 R559 R506 C832 TP803 C811 TP801 TP802 TP829 R507 R558 R420 C805 R850...
  • Page 63 NX-CDR7R 3CD Changer board CN606 CN651 CN608 CN652 CN608 CN651 CN652 C658 CN606 R283 C254 R286 CN671 C255 R288 D251 R260 C254 C258 R293 C812 C821 C813 R809 C253 C260 R261 R808 R264 R265 R811 R277 R276 R275 R656 R274...
  • Page 64 NX-CDR7R NX-CDR7R Power section 2-12...
  • Page 65 NX-CDR7R -MEMO-...

  • Page 66: Parts List

    NX-CDR7R PARTS LIST [ NX-CDR7R ] * All printed circuit boards and its assemblies are not available as service parts. CA-NXCDR7R / SP-NXCDR7R Area suffix B ------------------------------- U.K. E ----------- Continental Europe EN ------------ Northern Europe - Contents - 3- 3 Exploded view of general assembly and parts list (Block No.M1)
  • Page 67 NX-CDR7R < M E M O >...

  • Page 68: Exploded View Of General Assembly And Parts List

    NX-CDR7R Exploded view of general assembly and parts list Block No. Main board 105 104 Out put board LCD board Power amplifier board(2) LED board Operation SW board Power amplifier board(1) Power suplly connection board Door motor CDR control board...
  • Page 69 NX-CDR7R Parts list (General assembly) Parts list (General assembly) Block No. M1MM Block No. M1MM Item Parts number Parts name Q'ty Description Area Item Parts number Parts name Q'ty Description Area LV10573-002A FRONT PANEL 1 MIPS/SPRAY/SILK LV33026-001A FUNCTION BUTTON 1 ABS/VACUUM METAL...
  • Page 70 NX-CDR7R Parts list (General assmbly) Block No. M1MM Item Parts number Parts name Q'ty Description Area QYSDST3006Z SCREW 1 M.TRA PWB+SUB CHASSIS LV30225-011A SPACER LV32972-001A PWB COVER 1 FOR MINI TR PWB FMYH4004-001 PLASTIC RIVET LV21108-002A REAR PANEL QYSBSGY3008E SPECIAL SCREW 1 R.PANEL+BOTTOM...
  • Page 71 Grease =EM-30L =FL-7750...
  • Page 72 NX-CDR7R Parts list (CD Changer mechanism) Block No. MAMM Item Parts number Parts name Q'ty Description Area LV20581-001A CHASSIS UNIT RF-500TB-12560 MOTOR VKS5548-001 MOTOR PULLEY QYSPSP2603Z SCREW LV31586-001A SELECT GEAR LV41427-001A SELECT SPRING LV20588-001A GEAR BASE UNIT QYSDST2606Z SCREW LV41431-001A...
  • Page 73 NX-CDR7R CD-R/RW loading mechanism assembly and parts list Block No. Grease =EM-30L =CFD-4007ZYZ...
  • Page 74 NX-CDR7R Parts list (CD-R/RW loading mechanism) Block No. MRMM Item Parts number Parts name Q'ty Description Area LOADING BASE LV10454-007A QAR0164-001 MOTOR 1 MABUCHI LV42087-001A MOTOR PULLEY QYSPSPU1730Z SCREW 1 FOR MOTOR VKZ4777-003 MINI SCREW LV42209-001A BELT LV42084-002A PULLEYGEAR MIDDLE GEAR...
  • Page 75 NX-CDR7R Electrical parts list (Main board) Block No. 01 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area NCB31CK-223X C CAPACITOR CF 3 QAX0610-001Z C DISCRIMINATOR NCB31CK-103X C CAPACITOR CN581 QGF1205F1-05 CONNECTOR TO MAIN QETN1HM-106Z...
  • Page 76 NX-CDR7R Electrical parts list (Main board) Block No. 01 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area C3943 NCB31HK-103X C CAPACITOR C8513 NCB31HK-561X C CAPACITOR C3946 QETN1HM-226Z E CAPACITOR 22MF 20% 50V C8514 NCB31HK-561X...
  • Page 77 NX-CDR7R Electrical parts list (Main board) Block No. 01 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area IC705 TC74HCT04AF-X VOL BUFF R 12 NRSA63J-472X MG RESISTOR IC851 GP1U261X IR DETECT UNIT R 13 NRSA63J-103X...
  • Page 78 NX-CDR7R Electrical parts list (Main board) Block No. 01 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area R3261 NRSA63J-332X MG RESISTOR R7702 NRSA63J-102X MG RESISTOR R3262 NRSA63J-182X MG RESISTOR R7703 NRSA63J-102X MG RESISTOR R3263...
  • Page 79 NX-CDR7R Electrical parts list (Main board) Block No. 01 Item Remarks Parts number Parts name Area R7797 NRSA63J-102X MG RESISTOR R7799 NRSA63J-103X MG RESISTOR R7801 QRJ146J-181X UNF C.RES I/M 180 5% 1/4W R7802 NRSA63J-183X MG RESISTOR R7803 NRSA63J-473X MG RESISTOR...
  • Page 80 NX-CDR7R Electrical parts list (AMP board) Block No. 02 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area CN101 QGB2510K2-06 CONNECTOR C4001 QCBB1HK-103Y C CAPACITOR .010MF 10% 50V CN102 QGB2510K2-15 CONNECTOR C4003 QETN1EM-476Z E CAPACITOR...
  • Page 81 NX-CDR7R Electrical parts list (AMP board) Block No. 02 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area D5904 1N4003S-T5 SI DIODE R1102 QRE141J-273Y C RESISTOR 27K 5% 1/4W D5906 1N4003S-T5 SI DIODE R1103 QRE141J-181Y...
  • Page 82 NX-CDR7R Electrical parts list (AMP board) Block No. 02 Item Remarks Parts number Parts name Area Item Remarks Parts number Parts name Area R4035 QRE141J-471Y C RESISTOR 470 5% 1/4W S6202 QSW0651-001Z TACT SWITCH FADE IN/OUT R4036 QRE141J-471Y C RESISTOR...
  • Page 83 NX-CDR7R Electrical parts list (Power board) Block No. 03 Item Remarks Parts number Parts name Area CN901 QGA7901C1-02 CONNECTOR POWER CORD(PRI) CN902 QGB2510J1-07 CONNECTOR TO REAR PWB CN903 QGB2510J1-09 CONNECTOR TO REAR PWB CN904 QGA7901C1-02 CONNECTOR CN905 QGA2501F1-05 CONNECTOR FOR HP...
  • Page 84 NX-CDR7R Electrical parts list (CD servo board) Block No. 04 Item Remarks Item Parts number Parts name Remarks Area Parts number Parts name Area C 250 NCB31CK-104X C CAPACITOR E2P VDD-VSS C 851 QERF1CM-106Z E CAPACITOR VCC-M.GND C 253 NCB31CK-104X...
  • Page 85 NX-CDR7R Electrical parts list Block No. 05 Block No. 04 Electrical parts list (CD servo board) Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area CN620 QGB1214K1-08S CONNECTOR R 294 NRSA63J-103X MG RESISTOR IC PULL DOWN...
  • Page 86 NX-CDR7R < M E M O > 3-21...

  • Page 87: Packing Materials And Accessories Parts List

    NX-CDR7R Packing materials and accessories parts list Block No. Block No. A1~A5 SP-NXCDR7R CA-NXCDR7R 3-22...
  • Page 88 NX-CDR7R Parts list (Packing) Block No. M3MM Item Parts number Parts name Q'ty Description Area PACKING CASE LV33029-001A LV10583-001A PACKING PAD(F) LV10584-001A PACKING PAD(R) QPC02503510P POLY BAG 1 FOR ACCESSARY QPC05006515P POLY BAG 1 FOR SET POLY BAG QPA01002503 8300043931...

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