Download: RD-T70BU/RDR-TD5-0TL7B0BU SCHEMATIC DIAGRAMS CD PORTABLE SYSTEM RD-T70BU

RD-T70BU/RDR-TD5-0TL7B0BU SCHEMATIC DIAGRAMS CD PORTABLE SYSTEM RD-T70BU CD-ROM No.SML200212 Area suffix UJ - U.S.Military Contents Block diagram 2-1 Standard schematic diagrams 2-2 Printed circuit boards 2-12~15 No.21164SCH COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD. Dec. 2002 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. (This regulation does not correspond to J and C version.) 2-...
Author: Aurora Ness Shared: 7/30/19
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Content

RD-T70BU/RDR-TD5-0TL7B0BU

SCHEMATIC DIAGRAMS CD PORTABLE SYSTEM RD-T70BU

CD-ROM No.SML200212 Area suffix UJ - U.S.Military Contents Block diagram 2-1 Standard schematic diagrams 2-2 Printed circuit boards 2-12~15 No.21164SCH COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD. Dec. 2002, 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. (This regulation does not correspond to J and C version.) 2-2,

Block diagram Main board Volume board

FM antenna 5 LC2 FM pig tail BPF IC5 TU R/L FM/AM DET. IC301 CD R/L E.volume IC4 L17 For RDS model onlyPLL AM ANT. L16 Q16

AHB board

MW OSC IC6 RDS/RBDS decoder IC401 RD-T50 only amplifier

CD mechanism

RD-T70 only REST IC703 switch Q303 Headphone Spindle/Feed Q304 IC302 Spindle M BTL driver SMUTE Power motor drive amplifier Feed M IC701motor Speaker Digital servo 3 IC702 & IC801 IC704 R-channelCD Digital signalRF CD door pick up & processor SYSTEM motor Servo amplifier MICOM driver L-channel Q305 M CD door IC802 motor

Key 2 board Q307 - Q311REG. Power/CD

/Tuner switch Control Door switch board Q808 VOL JOG dial CD door Leaf switch CN801 CN802 CN302 CN303 Operation switch CN803 CN801 CN802 CN302 CN908 IC803 T901 Back up 4.5V Transformer AHB RemoconPower LED

LED

1 LCD sensor back light Voltageswitch & selector S901 Operation switch RD-T70 only switch RD-T70 only DC 9V AC IN

Key 1 board FL display board Battery board Power supply board ABCDEFG2-1

CN708 CN714 CN310 CN402 HP301 CN301 CN708 CN709 J902 CN705 CN701 CN803 CN804 CN803,

RD-T70BU RD-T70BU Standard schematic diagrams (To A-4 and B-4 on page 2-6) (To B-4 and C-4 on page 2-6)

To FL display board To FL display board

System control section CN801 CN802 RD-T70 ONLY

FFC-13P FFC-28P Q804 KTA111M 10K 5 Q8082SC2458GR VERSION R819 J / C Non A 15K U / US / UT / UJ 6.8K C801 UR / UY / UP 4.7K UX 3.3K DOM 2.2K 0.01 E / B / EN / EV 1K5 EE 680 C802 1 75 0.01 COM4 SEG26 2 74 R807 COM3 SEG27 1K 3 COM2 SEG28 73 4 72 COM1 SEG29 C803 5 71 0.01 VLC3 SEG3011Close 6 VLC2 SEG31 70 2 CSW23GND 3 R809 + VLC1 SEG32 69 OSW Open486810K VDD SEG33 CN709 CN714 SW701 C805 Q807 R808 1K 9 67 CONN-3P CONN-3P LEAF-SW(C)OSC2 SEG34 2SC2410S C823 33p-CH 0.01 10 DOOR SWITCH PCBOSC1 BLIGHT 66 Q806 C806 2SC2410S 11 65 SCTL VSS SCTL C807 33p-CH 33p-CH 27p-CH 12 R810 X1 IC801 CCTL 64 CCTL C809 X801 SUBQ-29 SUBQ 10K 13 X0 MN101C38CYE OCTL 63 OCTL SQCK-30BLKCK-39 SQCK C804 C808 32.768KHz 14 62 R867 1K LOAD R889 10K REST-49 BLKCK MMOD LOAD REST To CD servo control section 0.01 33p-CH MDATA-50 C810 27p-CH 15 61 R866 1K MLD-51 MDATAMLD (To G-5 on page 2-4)VREF- CSW R811 2.2K MCLK-52 1 16 60 R865 1K

MCLK

MOMU-55 GND 2 KEY1 OSW MOMU LED 3 R812 2.2K R838 1K XRST-56 XRST 17 MPX POWER 4 KEY2 MPX 59 STAT-57 STAT *KEY25R813 2.2K 18 58KEY3 KEY3 LED1 LOAD-626 LOAD VR R814 2.2K 1K OCTL-637 R819 19 R834 STAT R835 10K VR SFTY STAT 57 CCTL-64 SCTL CCTL (To A-1 and A-2 on page 2-5)SCTL-65 CN803 VERSION 20 56 R823 1K XRST R825 47K VOL1 XRST SFTY-19 OCTLSFTY CONN-7P 21 55 R822 1K MOMU VDAT/SDO-25 SDO (To G-2 on page 2-3), (To A-3 on page 2-5) VOL2 MOMU SDI-26 VCK/SCK-27 SDI (To G-2 on page 2-3) 3 ACCHK GVP 54 VCE/TUCE-28 SCK (To G-2 on page 2-3), (To A-3 on page 2-5) PCNT-33 TUCE 23 PCHK RESERVE3 53 FTU-34 PCNTFTU (To A-1 on page 2-5)R827 1K 24 52 MCLK FCD-35 FCD VREF+ MCLK AHB-36 AHB 25 51 MLD T70 ONLY (To A-3 on page 2-5)VDAT MLD SMUTE-37 SMUTE (To A-1 on page 2-5) R826 1K R890 RDDI-40RDCK-42 RDDI "R" ONLY RDCK "R" ONLY (To G-2 on page 2-3) 27K BUZ-43~46 BUZ (To A-3 on page 2-5) MPX-59 MPX (To G-2 on page 2-3) R/C Ctrl B+ ( 9V ) * B+(9V) GND GND (To A-1 on page 2-5) AC/DC 4.5V 4.5V *R852 FOR RD-T70 ONLY 5V REG IC802 2930L05 R821 8.2K Q802 + 2SC2458YGR Q805 R874 KRC102M 10K 10K AC / DC D814 D807 D806 D805 D803 R894 10K + 2.2K + 1 C822 1SS133 1SS133 1SS133 + 16V47 Q803 1SS133 1SS133 KRC107M Q801 2SC2458YGR

Parts are safety assurance parts. When replacing those parts make

D804 1SS133 sure to use the specified one.

BU5V

D808 1SS133

ABC2-2DEFG

(To E-1 on page 2-6)

To Key 2 board

R851 47K C824 0.01 R818 4.7K X802 R848 10K C820 R817 4.7K 0.01 8MHz R850 10K R816 4.7K C821 R806 R805 R815 4.7K 10V220 1K 1K

SFTY

R847 2.2K R849 2.2K R804 10K R836 2.2K R803 10K R837 1K R802 10K R875 10K VDAT R855 1K R801 10K SDI R846 1K 26 SDI SEG1 100 3 VCK R857 1K 27 99 VCK SEG2 5 VCE R856 1K 28 98 VCE SEG3 78 SUBQ R828 1K 29 SUBQ SEG4 97 9 C813 0.01 R829 1K 10SQCK 30 96 SQCK SEG5 11 31 95 SHIFT SEG6 13 R831 47K R830 2.2K 32 NRST SEG7 94 PCNT R868 1K 33 PCNT SEG8 93 FTU R853 1K 34 92 FTU SEG9 FCD R869 1K 35 FCD SEG10 91 D811 C814 50V1 AHB R852 10K 36 AHB SEG11 90 SMUTE R858 1K 37 89 1SS133 SMUTE SEG12 REM R839 2.2K 38 REM SEG13 88 D817 D816 D815 R841 10K 1SS133 1SS133 1SS133 BLKCK R840 1K 39 BLKCK SEG14 87 RDDI R845 1K 40 86 RDDI SEG15 R843 2.2K 41 INH SEG16 85 R844 2.2K RDCK R842 1K 42 RDCK SEG17 84 1 R896 470K 43 83 3 AL2 SEG18 4 R859 1M 44 82 5 BUZ1 SEG19 6 BUZ R860 1M 45 BUZ2 SEG20 81 7 R861 NOMP 46 BUZ3 SEG21 80 910 R897 1K 47 79 11 POWER SEG22 12 48 RESERVE2 SEG23 78 13 R833 47K R832 4.7K 14 R873 REST 49 REST SEG24 77 1516 MDATA R824 1K 50 76 17 10K MDAT SEG25 18 R854 25 26 LED 27 GND1.2K 28 REMOTE REMOTE VDD D809 R891 1SS133 L801 390 100mH C815 D802

REF5V

10V100 1SS133 C817 C816 0.01 0.01

OUT

2 GND C818 3 IN R906 R870 47K D801 0.01 82-1/4W UNF.F 1SS133 R871 47K C819 16V47 R872 10 D812 1SS133 D813 1SS133,

Tuner section

IC5 LA1823 IC4 LC72136 IC6 BU1923 Q7 2SC1923(O) Q15 KTC3195Y Q13 KRA107M PIN FM AM PIN FM AM PIN FM AM PIN FM AM PIN FM AM PIN FM AM PIN FM AM PIN FM AM PIN FM FM AM MONO STEREO 1 1.27 1.26 13 3.57 4.05 1 2.5 2.71 130012.60 0 13 2.170E0.03 0.03 E 1.40 1.55 E 4.34 4.34 4.68 2 1.27 1.26 14 3.64 3.02 2 0.02 5.84 140022.40 0 1400C3.55 3.82 C 4.10 4.51C04.100534.36 4.68 15 3.64 0.7430015 2.51 2.71 3 2.72 0 1500B0.73 0.74 B 2.10 2.26 B 4.32 0.8 4.66 4 4.36 4.68 16 1.23 1.27 4 5.09 5.38 16 2.51042.68 0 16 2.53 0 Q16 2SC2458GR Q14 KRA107M 5 2.08 2.54 17 1.23 1.27 5 5.08 5.26 17 5.05 5.38 5 5.04 0 PIN FM AM PIN FM AM60018 1.27 1.27 6 5.08 5.35 18 0.89 0.9360070.01 1.12 19 1.0 0.32 7 3.64 3.02 19 0 0.93700E1.300E5.21 5.86 8 4.32 4.68 20 4.25 4.64 8 3.64 0.02 20 1.82 1.17 8 2.700C3.660C5.14094.36 4.67 21 4.24 4.64900210090.40B2.00B0.02 5.80 10 1.27 1.26 22 4.25 4.66 10 0.2 0 22 2.36 2.53 100011 1.27 1.26 23001100110012 0.10 0.45 24 0.95 0 120012 5.04 0 C5 0.022

RDS-SECTION RD-T70R/RD-T50R only

L3 100uH X4 C67 0.01 R104 1.2K R4 22 Q15 R29 1K 4.332MHz R41 47K KTC3195Y R93 2.2K C74 0.001 C122 C116 0.001 + C45 1u(M) C72 10P R37 C107 C46 0.001 RDCK C21 L9 100uH50V2.2 0.0039 6.8P R81 5.6K R91 27K 1K R95 2.2K C120 C94 C123 D13 C105 NOMT 10V100 KV1520NT C73 0.001 R97 22 R82 5.6K R92 27K430P (PP) 3P C108 R100 50V2.2 CF6 3 R87 100K C69 C70 CDF107F-AO-029 C115 0.001 L1 C6 0.047 100 0.01 220uH 0.01 C32 C134 220P R103 100 100uH 50V0.47 C8 12P CH Q16 L15 C102 2SC2458GR R31 1K R73 3.3K 0.022 T.P.1 R36CT1 C126 RDDI

WHITE 1K50V0.22 C133 220P

(20PF) 1 R O/P132GND IN OUT3LO/P C1 4 D_GND

BLACK 0.001 C3C127 50V3.3 C35 12P CH 5 B+ 5.8V

LC2 BPF 100P + + C41 100P R75 1K

RED C119 100P 10K

47K (FOR RDS ONLY) C49

GREEN C117 100PR90 100K 0.01

R38 47K RDCK 7 OK

RDS

C118 100P R43 RDDI 6 OK47K SDI 5 SDI C2 2 15p SCK 4 VCKPLLR3 SDO 3 VCE + 2SC1923(O) T2 Q13 R44 47K 82 TUCE 2 VDAT Q7 C96 AM IFT KRA107M MPX 1 OK 10V100 R2 39 FM ANT + C40 + FM PIG TAIL 10K 47K 10V100 R83 470K C114 0.022 C7 0.022

AM RADIO SIGNAL FM RADIO SIGNAL RADIO SIGNAL ABCDEFG2-3

L17 L16 FERRITE BAR ANT MW OSCSSC81 27P C113 0.022 D11 R88 C99 50V10 KV1370NT 100K CF4 SK107M2-AO-20 R89 100K

GND

R46 330 C111 12P C65 0.01 L14 FM-RF R99 D12 KV1370NT R85 56 R40 47K R35 1K R47 330 C44 27P 1 24 AM_RFIN FM_RFIN 2 23 REG. GND_2 L11 C66C68 0.01 FM-OSC 0.01 3 22 CF5 AM_OSC FM_RFOUT C76 SK107M2-AO-20 R102 1004 21 VCC_1 VCC _2 + R86 5 20 0.001 FM_MIXOUT FM_OSC 220K 6 19 GND_1 DET_OUT C121 50V4.7 7 18 R74 150K IF_BUFFER MPX_IN 8 17 ST_IND R_OUT 9 16 AM_MIXOUT L_OUT C106 10 15 FM_IFIN AM/FM_SW 2700P 11 14 AM_IFIN ST/MON_SW 12 13 AGC FM_DET C125 0.0082(M) IC5 LA1823 C103 50V22 + + C124 0.0082(M) C4 560P D5 1SS133 R5 100K C80 16V47 X3 75Khz R71 4.7K IC4 LC72136 R72 3.3K 1 22 XTI XT MPX 2 21 FM GND R30 1K TUCE 3 20 CE LPFI R27 1K SDO D6 1SS133 4 19DI LPFO R28 1K R49 SCK 5 18 CLOCK PD 4.7K R48 1.8K SDI D10 1SS133 6 17 DO VCC R33 1K C110 470P 7 16 VCOSTOP FMIN R34 1K R101 100 8 15 C47 AM/FM AMIN R32 1K 0.01 R1 15K 9 14 LW NC D1 1SS133 10 13 R50 4.7K MW IFCNT 11 12 SDIN IFIN R45 330 C48 0.01 + L10 100uH C71 0.01 Q14 KRA107M R84 470K C130 R94 2.2K 33p-CH C97 10V100 1 16 QUAL RCLK 2 15 RDATA NC C109 50V2.2 3 14 C129 VREF X0 33p-CH 4 13 MUX X1 5 12 VDD1 VDD2 C132 0.022 6 11 C131 0.022 VSS1 VSS2 7 10 VSS3 T2 C98 10V10089CMP T1 C128 560P C78 0.001 C79 0.001 IC6 BU1923 (To B-3 on page 2-5) (To A-3 on page 2-5) + + + + +,

RD-T70BU RD-T70BU CD servo control section

C708 R702 220K TBAL 0.022 R701 270K FBAL C709 TP712 FOCUS FE 5 0.022 TP711 TRACKING TE SQCK-14 SUBQ-15 SQCKR716 150K SUBQ MLD-9 XRST-18 MLDXRST C704 C703 STAT-17 MCLK-7 STAT MDATA -8 MCLK 0.0022 0.022 C707 BLKCK-13

MDATA

10P MOMU-7(MUTE)

BLKCK

R750 390K MOMU+ REST OPTIMA-7 VDET R725 39K LDON TP720 R774 62K OPT701 1 10 PMCK2938TRV 2147TRV SSEL TVD 22 7956NC TVD MSEL IC702 C748 4 23 PC PSEL 78 0.0022HDU-110 AN22000A D.GND ECM 24 77 1 F2A1RF ECM CSEL FB701 F.B 2 SRB2& SERVO AMP. ECS 253E3ECS RSEL 76 A.GND VR702 4 T1C4KICK 26 75 R723 1K 5 NCD5KICK OUTR OUT.L 6 F1KK6TRD 27 74 C765 50V17F7/RFDET TP715 TRD AVSS1 8 T2 8 BDO Vref FOD 28 73 R724 1K 9 MD 9 RFENV FOD OUTL OUT.RLD 10 10 R747VR 10 ARF 2911 11 VREF AVDD1 72 C766 50V1 G OFT12 12 FBAL 30 IC701F+ + FBAL /TEST 71 R743 13 13 SFTY 14 T+ 14 C761T - TBAL 31NOMT TBAL MN662748RPMFA IOSEL 70 + D701 1SS133 15 F- 15 FE 32 69 FE RESY 8.4V TP723 R771 2.2 TE 33 TE DEMPH 68 TP714 GND RFENV R719 1K 34 DEMPH M.GNDTP713 RFENV CRC 67 ARF C721 C719 VDET 35 66 VDET CLVS D705 0.0047(M) 10V100 OFT 36 65 TP722 + 1SS133 OFT FLAG FLAG C736 C715 37 64 C713 NOMT TRCRS IPFLAG TP721 0.1 /RFDET 0.1uF 38 IPFLAG/RFDET FCLK 63 R713 R717 BDO 39 62 Focus Tracking BDO CLDCK Q701 22K 2.2K 3 KTA1267Y LDON 40 LDON BYTCK/TRVSTP 61R714 C743 R730

NOMT

3.3K 33P

CD MECHANISM R759 56K KICK

R760 12K TRD C754 R746 8.2K TVD ARF C728 470P 100P R707 22K L701TRV FM+ 6 6 R736 /REST55R710 4.7 NOMT 10uH SM+ 4 4 SM- 3322C752 10V470 REST-SW11X701 D703 1SS133 + 16.9344MHz + TAB + 2 IC703BA6897FP BTL. DRIVER

TAB

C756 NOTES 1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITH PLAY MODE. 100P R708 22K ECM 2. UNLESS OTHERWISE SPECIFIED. RESISTER ARE 1/16W +5% CARBON RESISTER. R718 2.2K ECS ALL RESISTANCE VALUES ARE IN OHM. ALL CAPACITANCE VALUE ARE IN UF(P=PF). ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE (UF)/RATED VOLTAGE (V). 3. RESISTER END NO. R770 . Q703 L702 10uH R756 3.9K FOD C764 OR 2SB8698/EF/-T R770 4.7K 0.0082 2SA952/LK/-T

CD PLAY SIGNAL ABC2-4DEFG FEED SPINDLE

REST.G FM- CN705 6P ST 2MM CN701 15P 1.0mm RA A+C

E

B+D C753 R712 F 100P 12 C726 16V47 R709 10 C712 C711 R704 39K 3.1V C714 R749 6.8K 0.002250V10 1 28 0V 0.022OUT1+ GND R769 2.2K 3.1V 2 27 3.1V R758 120 R773 33KOUT1- OUT4+ R748 6.8K C717 2.4V 3 26 3.1V IN1/R OUT4- 6.8V 2.4V 4 25 2.4V 1 32 0.0022 IN1 IN4/R C727 PD A 6.1V R761 10V220 6.0V 5 TR-B IN4 24 2.4V 2 LD C 31 R772 33K 330 5.0V 6 REG-OUT VREF 23 2.4V 3 VCC B 30 5.0V 3.6V 7 22 6.8V 4 29 MUTE VCC RFN D R763 100 R745 8.2K5 0V RFOUT F C744 0.1(M) 6 R744 8.2KRFIN E 27 C757 0V 8 GND VCC 21 6.8V 7 CAGC TBAL 26 10V100 2.4V 9 20 2.4V C725 0.047(M) 8 25 IN2 IN3 ARF FBAL C724 2.4V 10 IN2/R IN3/R 19 2.4V 9 CEA GCTL 24 C702 100p 3.1V 11 18 3.1V 0.039(M)OUT2- OUT3- 10 3TOUT FEOUT 23 3.1V 12 OUT2+ OUT3+ 17 3.1V R734 NOMT 11 CBOO FEN 22 R703 100K 0V 13 16 0.9V C755 100P 12 21 R705 470K GND OP-IN+ BDO TEN R733 NOMT 6.3V 14 OP-OUT OP-IN- 15 0.8V C722 13 COFTR TEOUT 20 R706 0 0.0015(M) 14 1.42V p-pOFTR TEBPF 19 C723 0.047(M) 15 NRFDET VDET 18 16 17 GND VREF C710

NOMT

C745 + 0.022 C740 10V220 C733 0.1 C760 NOMT R735 NOMT 41 PLLF2 PMCK 20 C731 0.022(M) 42 TOFS SMCK 19 43 18 R722 1KWVEL RST XRST C705 0.022 R737 68K 44 17 STAT ARF STAT C706 0.022 TP71945 IREF DMUTE 16 R738 120K R739 68K DMUTE46 DRF SUBQ 15 SUBQ R731 NOMT 47 DSLF SQCK 14 SQCK R740 330 C729 48 13 BLKCK PLLF BLKCK 0.15u(M) TP718 TLOCK49 VCOF TLOCK 12 50 11 TP717 FLOCKC716 NOMT AVDD2 FLOCK 51 10 TP716 SENSEAVSS2 SENSE TP724 52 9 MLD EFM MLD EFM 53 8 MDATAPCK MDATA C718 NOMT 54 MCLKVCOF2 MCLK 7 55 SUBC TX 6 C730 0.33u(M) R741 5.6K 56 5 SBCK DVSS1 57 VSS DVDD1 4 58 X1 SRDATA 3 C73712P 59 2 X2 LRCK R742270 60 1 VDD BCLK C738 12P C749 C735 0.1 0.33(M) R757 2.7K C742 10V220 C750 NOMT C739 50V10 C734 0.1 C732 0.1 C741 10V220 C746 0.0022 C747 0.0022 + + To System control section (To G-3 and G-4 on page 2-2) To Main amplifier section (To A-1 and A-3 on page 2-5) + +,

Main amplifier, volume and AHB section VOLUME EQ PCB AHB PCB

C303 R301 R348 50V1 1K Q401 ( JP FOR T50 ) ( 2K2 FOR T50 ) 2SC3330/ST/-T 3K9 C100 C348 R302 1K2 ( 3K FOR T50 ) C412 C409 5 50V1 R30350V1 C304 2.7K ( NO MTG FOR T50 ) 0.01(M) 0.068(M) C402 ( NO MT FOR T50 ) 0.068(M) C345 50V22 50V1 IC301 - LC75342 + 0.01(M) ( NO MTG FOR T50) IC401 C306 BA15218 R305 D402 + 2.7K 1SS133 - ( NO MTG FOR T50 ) R304 C401 50V22 1K2 C344 50V1 ( 3K FOR T50 ) C411 C342 0.068(M)C101 C410 50V1 + 0.068(M)50V1 R347 + 4 3K9 Q402 2SC3330/ST/-T R408 R401 2.2K CN310 HEADER_11P R349 150 560 CN402

To Tuner section HEADER_8P

B+ 5.8V D_GND C455 (To G-3 on page 2-3) L O/P

GND

R O/P 0.001

To CD servo control section

D.GND OUT.R (To G-4 and G-5 on page 2-4) A.GND OUT.L M.GND 8.4V CN301 3 VCE(CE) D302 CONN-4P

To System control section VCE C454VDAT(DI)

VDAT 0.01 1 1VCK(CL) GND(To G-3 on page 2-2) VCK C326 2SD1781KQ ( SMD ) 1SS133 R415 15K 2 R-CH 2 AHB 10V100 3 GND 3 BUZ C327 4 4L-CH 50V10 Q304 R416 15K C358 + + 0.1(M) R343 4R7 CONN-4P + - + - R317 IC704 R324 6810K TA8409S C329 L C312 Q302 R320 4K7 L302 100uH 4 ohm 4 ohm CN708 WIRE KIT 2SC2785 10V1000 1 R465 50V1 CN708 CONN-2P 4.7K C456 R451 M+ 1 NOMT NOMT HP301 L301 M- 2 R325 68 HEADPHONE100uH M702 DOOR MOTOR R764 CD SWITCH CCTL D708 POWER SW CN302 BU 4.5V R775 CD B+ OCTL 9V CONN-3P 4.7K 0 Q3071132LOAD 1SS133 TUN. REG KTA1267YGR222Q305 KTA1273Y Q308 C458 9V R452331KTA1273Y NOMT NOMT + 5.8V DC 9V + CN302 TERMINAL Q705 + C330 +R321 CONN-3P KRC110M R342 4K7 50V1 56K Q706 C311 KTC3199 C758 R316 10V1000 1 BATT 9V+ To Power supply board 10V220 R339 4.7K 210K + 3 B+ D310 GND (To G-5 on page 2-6)Q303 4 Q310 2SD1781KQ ( SMD ) ACCHK 2SC2458YGR Q704 R333 1K 1N4001 R765 390 KRC110M CN303 TU SWITCH R336 Q309 R329 22 CONN-4P 4.7K Q311 0.7V 100 2SC2458YGRKRC102M + + + +

SCTL

5V FCD + + D308 1SS133 + + + SFTY Q313 KRC102M

GND

B+(9V)

FTU PCNT

R/C Ctrl 1 SMUTE 4.5V AC/DC

MAIN SIGNAL Parts are safety assurance parts. RADIO SIGNAL When replacing those parts make

sure to use the specified one.

CD PLAY SIGNAL ABCDEFG2-5

(To G-2 and G-3 on page 2-2) To System control section + C720 1 IN2 10V100 2 VCC R350 3K9 3 R352OUT2 3K9 R353 1K R351 1K R776 8.2 4

NC

R767 8.2 5

GND

6 VS C759 50V10 7 OUT1 15 NC NC 16 R768 10K 8 VR 14 L1 R1 17 C319 9 IN1 13 18 L2 R2 R766 10K R715 1.5K D709 50V10 1SS133 C302 12 L3 R3 19 C301 0.1 0.1 11 L4 R4 20 R729 10K 11 10 21LSELO RSELO VDD 10 R O/P99LIN RIN 22 TUR8C351 CDR78C354LTRE RTRE 23 GND 6 0.0027(M) CDL5C352 0.0027(M) 7 24 C355LBASS1 RBASS1 TUL40.047(M) 6 25 0.047(M)L O/P 3 LBASS2 RBASS2 R309 2.2K VCE(CE) 2 VDAT(DI) 1 C353 5 26 C320 0.047(M) VCK(CL) 0.047(M) LOUT ROUT R307 C317 4 TEST NC 27 C309 5.6K 3 28 J.WIRE VSS VREF 50V10 R311 10K 2 CE VDD 29 50V10 R312 10K 1 D303 1SS133 DI CL R310 10K C316 R308 820 D306 D307 1000P 1SS133 1SS133 C307 50V1 C349 ( JP FOR T50 ) C321 10V470 10V100 R3061K ( 2K2 FOR T50 ) C310 16V47 ZD302 MTZJ5.1B C318 0.01 R313 1.5K R337 1K R341 C405 3.3K C407 50V1 50V4.7 D401 C305 50V22 T50 ONLY R338 1K 1SS133 R417 5.6K R413 100K C362 50V1 R412 10K R411 10K C361 50V1 C315 8 AHB 7 1000P L O/P6LI/P 5 GND4RI/P3RO/P 2 VCC 1

AGC

R404 1.8K R402 1.8K R421 NOMT R405 6.8K R403 6.8K R420 NOMT R419 15K R406 1.8K R407 1.8K R418 15K C404 10V100 C403 1 8VCC27C408 10V100 0.01 C359 3 6C360 0.001 0.001 7 IN2 IN1 6 R409 120K45R410 120K C313 0.01 C323

GND

R323 8 NF2 NF1 5 C332 16V4794R322 C322 ZD401 RIPPLE PRE GND UZ4.3B 220 16V47 C340 16V100 16V47 PW GND C324 C325 R344 10V100 10V100 10 3 B.S.2 B.S.1 4R7 C357 11 OUT2 OUT1 2 0.1(M) C328 16V100 12 VCC1 VCC2 1 + + IC302 TA8227P C331 16V100 C356 16V2200 F301 1.6A 250V L303 2.2uH FW901 + + + + + + + + + + + + + + + + + + + + + +,

RD-T70BU RD-T70BU FL display section Power supply section

LCD81 DISPLAY To Main board (Main amplifier section) (To G-2 on page 2-5) AL1 AL2 RDS SLEEP BASS RD-T70 ONLY 5 MHz KHz D304 STEREO MONO ALL RANDOM PBC R945 330 ISS133 IC803 SPS-445-1-E1 IR UNIT + R904 C828 68 16V1000

BACKLIGHT

CN801 CN802 LED82 LED FFC-13P FFC-28P To Main board (System control section) To Main board (System control section) (To C-5 and D-5 on page 2-2) (To D-5 and E-5 on page 2-3)

Key 1 section Key 2 section

PLAY MODE S814 PWB, KEY 2 TACT-SW

AHB

R881 110~127 V PWB, KEY 1 22K RD-T70 ONLY RD-T70 ONLY S813 TACT-SW SNOOZE BASS TREBLE 220~240 V S806 S812 TACT-SW TACT-SW TIMER2 >/>> S805 S811 2 TACT-SW TACT-SW

POWER

TIMER1 <|| S802 S808ABTACT-SW TACT-SW C

Parts are safety assurance parts.

FM AM When replacing those parts make sure to use the specified one. LED803 CN803 S807 TACT-SW CN804 1 12 To Key 2 board 12 3 (To E-2 on page 2-6) STOP/PRESET 3 RED44To Main board (System control section) 5 (To A-3 on page 2-2) CONN-4P S807 6 TACT-SW 7 CONN-7P

ABC2-6DEFG

COM0 36 COM1 COM2 1 34 2 COM3 3 33 R876 680 R877 680 R878 820 R879 1K R880 1.5K4532 7 31 9 30 11 29 13 28 1 17 3 16 5 15 7 14 9 13 11 12 13 11 15 10 17 9 19 8 21 7 23 6 25 5 27 4 R887 R882 680 R883 680 R884 820 R885 1K R886 1.5K 2.2K R888 2.7K 2 + 3 3

OUT

C827 GND

VDD

50V22 R905 100 F902 C924 0.022 C926 0.022 250V T1.6AL D914 T901 IN5391 D913 IN5391

TRANSFORMER

C923 0.022 C922 0.022 D911 IN5391 D912 IN5391

CN303-2 CONN-4P

F901 4

BLK N 250V T250mAL ACCHK3

2 GND J902 B+

WHT L2 1AC SOCKET BATT 9V+ CN908 RED L1 S901VOLTAGE SELECTOR

POWER CORD,

Printed circuit boards Main board

Note : This is a printed circuit board on a silk screen print. (Battery board) This method enables the patterns of both surfaces of (Main board) the printed circuit board to be shown because of the transparency of the silk screen print. (Door switch board) (Key 1 board) (Key 2 board) (FL display board)

ABCDEFG2-7

,

RD-T70BU RD-T70BU AHB and volume board Power supply board

Note : This is a printed circuit board on a silk screen print. Note : This is a printed circuit board on a silk screen print. This method enables the patterns of both surfaces of This method enables the patterns of both surfaces of the printed circuit board to be shown because of the the printed circuit board to be shown because of the transparency of the silk screen print. transparency of the silk screen print. (AHB board) / (Volume board)

ABC2-8DEFGH

, < MEMO> 2-13,

RD-T70BU

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.21164SCH 200212

]
15

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