Sangean DDR3 Service Manual
Contents
1. m owe no Sam owe DRAWN DPR 3 Rp6 CMM oare osie eor Dar 2003711717 2003712725 7 72 2 SANGEAN ELECTRONICS INC 242. DABCBAND ELECTRICAL PERFORMANCE Model DR 3 RD 6 Brand Temp 25 C R H 75 Date Test no Test Item Condition CH Limit Typical gt Unit Min 5A CH RF Freq Range Max 13F CH Fc 70 dBm Wanted channel Adjacent Channel Fi z 38 dBm Selectivity Unwanted channel gt Measurement to EN50248 Fc 70 dBm Wanted channel Fi 2 25dBm Far off Selectivity FM 75Khz dev Fe 5 2 104 45 55 dB Unwanted channel Measurement to EN50248 5A 94 97 dBm 10A 95 98 dBm Sensitivity Without pop noise 12B 95 98 dBm 13F 94 97 dBm S N Ratio Without pop noise 10A 54 60 dB Max input Signal Without pop noise 10A 10 0 dBm 5A 98 102 dBm Acquisition 10A 99 102 dBm Selectivit Measurement to EN50248 y 12B 99 102 dBm 13F 98 102 dBm Supply Voltage DC 6V R O 50mW Load 8 Ohm Modulation 1kHz AC 110 V 60 Hz Channel Freq MHz Channel Freq MHz Channel Freq MHz 5A 174 928 10A 209 936 12B 225 648 13F 239 200 Remark AC IN Accoding Area Approved by Released Tested by TONE AT CENTER DBB OFF The head of product Client Spot Check Finished Product Routine Spot Check Semi finished Product Engineering Modify New Model Business Sample BLOCK DIAGRAM iei Bao Unga 3331238 4355244918 od 01 JY 880 HA arare 3MOH dra 12 Zar Coe
3. A3 DDR3 12 A4 DDR3 14 A4 DDR3 15 A4 DDR3 17 A4 DDR3 24 A1 DDR3 02 A1 DDR3 03 A4 DDR3 05 A3 DDR3 08 A4 DDR3 07 A4 DDR3 06 A3 DDR3 09 A4 DDR3 16 A4 DDR3 04 A1 WR1 23A F Cx9 B Cx2 B C BOSS LCD HOLDERx2 LCD PCBx2 C PCBx4 ACx2 CPCBx6 CABINETx6 EXPLODED VIEWS 17 IC CIRCUIT BLOCK DIAGRAM 1 IC1 IC2 NJM4580M Ton View 2 H7805AM 3 IC4 XC62EP5002MR 4 Voltage Fa eranoe 4 IC5 TA2120FN BAS Vcc Vcc BEEP OUT sw PWR MIX GND OUT 90 00 19 x Vour 3 1 IC AND TRANSISTOR VOLTAGE CHART IC200 74HC393D IC3 H7805AM IC5 TA2120FN NO LIGHT PIN FM DAB SB FM DAB SB 1 2 1 2 1 2 1 1 4 97 4 97 4 97 2 1 9 1 9 1 9 2 4 97 4 97 4 97 3 0 0 0 3 0 0 0 4 4 45 4 45 4 45 4 0 0 0 1 4 XC62EP5002MR 5 4 45 4 45 4 45 5 0 0 0 PIN FM DAB SB 6 1 9 1 9 1 9 6 0 0 0 1 0 0 0 7 0 6 0 6 0 6 7 0 0 0 2 7 85 7 85 7 95 8 1 9 1 9 1 9 8 4 97 4 97 4 97 3 5 0 5 0 5 0 9 0 0 0 9 0 0 0 4 5 85 5 85 6 0 10 1 9 1 9 1 9 10 0 0 0 5 0 0 0 11 1 9 1 9 1 9 11 0 0 0 12 0 0 0 12 0 0 0 IC1 NJM4580M 13 1 15 1 15 1 15 13 4 92 4 92 4 92 14 1 9 1
4. 10 12 17 19 23 40 W PVC 80 3 3 BLK GND1 W TIES 300mm DDR 3 RD6 No PART NO DESCRIPTION ___________ pwa No REMARK 301K801A 303K801 305K801 306K801 310K801 311K801 312K801 313K801 343K801 344K801 360K801 372K601 9003042 9003062 9102071 9103082 9103102 9104072 9113082 9153102 MECHANICAL PARTS LIST LCD LIGHT LENS LED COVER PUSH KEY HOLDER SHIELD PLATE B ROTARY KNOB RING LCD HOLDER GROUND PLATE HEAT SINK HEAT SINK 1 P C B HEMELON HEMELON PVC FLIM WOOD CASE EVA U D WOOD CASE EVA RIL LCD HOLDER NEP EVA SPACER A NEP SPACER E SPK COVER amp CAB PACKING CONDUCT RUBBER FOOT RUBBER FRONT PACKING E P PACKING SWICTH PACKING IR PACKING A PCB RUBBER FRONT CABINET BACK COVER LCD WINDOW PUSH KEY LENS TUNING KNOB PUSH KEY RUBBER SPEAKER GRILL SPK ORNAMENT ROD ANT WOOD CASE SCREW JMP 3x4 NI SCREW JMP 3x6 NI SCREW PTP 2 6x7 NI SCREW 3x8 NI SCREW PTP 3X10 NI SCREW PTP 4x7 NI SCREW PTF M3x8 NI SCREW PTPW 3x10 NI Ps OO OO ON N N N N N N OL a A4 RD2 04A A4 RD2 11A A3 DDR3 10 A3 RD2 08A A3 DDR3 18 A4 DDR3 20 A4 DDR3 21 A4 DDR3 27 A4 RD2 17A A4 DDR3 22 A4 DDR3 23 A4 DDR3 25 A4 DDR3 31 A4 DDR3 29 A4 DDR3 28 A4 DDR3 26 A4 DDR3 26 A4 DDR3 26 A4 DDR3 26 A3 RD2 06A
5. 9 1 9 14 4 97 4 97 4 97 15 1 9 1 9 1 9 16 0 17 0 18 1 3 1 3 1 3 1 19 1 3 1 3 1 3 2 20 44 4 4 44 3 21 1 9 1 9 1 9 4 22 1 9 1 9 1 9 5 23 1 15 1 15 1 15 6 IC2 NJM4580M 24 1 9 1 9 1 9 7 8 9 10 PS SB Stand By mode 1 2 3 4 5 6 7 8 20 MODUL1 RS200 O Q N gt e 0 3 2 5V A 30 5V 21 Transistor NO LIGHT FM DAB 0 7 0 7 0 1 0 1 2 2 22 Semiconductor Lead Identification Transistors BCE B E 25 1012 TO 220 25 1623 E Emitter C Collector B Base S Source G Gate D Drain Diodes De a B c MM4148 A Anode C Cathode 23 Schematic Diagram PCB C qu i E pu 3 Q wiwa RATE Fe se ey pee
6. CH CC 223Z 50V Y5V C CH CC 224K 10V X7R C RD 1 16W 100J T RD 1 16W 150J T RD 1 16W 220J T RD 1 16W 560J T RD 1 16W 2K2J T CH RD 1 16W 4 7J C CH RD 1 16W 82J C CH RD 1 16W 100J C CH RD 1 16W 180J C CH RD 1 16W 330J C CH RD 1 16W 1KJ C CH RD 1 16W 3 3KJ C CH RD 1 16W 3 9KJ C CH RD 1 16W 4 7KJ C CH RD 1 16W 6 8KJ C CH RD 1 16W 10KJ C CH RD 1 16W 22KJ C CH RD 1 16W 33KJ C CH RD 1 16W 47KJ C CH RD 1 16W 75KJ C CH RD 1 16W 100KJ C CH RD 1 16W 470KJ C CH RD 1 16W 1MJ C OONWNNA NDN ABRANOAPNNAANDNOWANAA Ro N30 18 20 37 86 98 29 76 77 52 70 66 68 89 90 96 1 8 69 44 46 48 58 59 104 202 203 17 19 91 100 103 200 25 30 32 34 38 45 49 50 55 60 62 67 79 81 83 85 95 99 121 204 71 500 206 207 97 22 39 105 11 13 35 41 43 51 118 11 18 30 41 42 59 223 54 221 238 61 222 20 22 25 29 33 34 9 R 6 7 31 32 R 231 234 235 502 506 68 R 1 3 8 10 24 26 35 37 40 44 46 71 210 228 230 232 233 236 21 27 51 52 66 69 70 23 28 4 5 38 39 72 73 507 57 58 201 208 225 Denen R 226 R 75 DDR 3 RD6 Ref No Part No IE CHRD 1 16W OJ C JP 3 6 8 9 42 203 500 R67 R209 R500 WI JUMP 5 10 0 6mm JP 37 38 46 204 205 W JUMP 7 5 10 0 6mm JP 1 4 11 28 36 43 45 202 215 W JUMP 10 10 0 6mm JP 5 18 24 26 27 29 30 33 35 41 201 206 211 213 214 226 W JUMP 12 5 10 6mm JP 2 212 216 225 227 W JUMP 15 10 0 6mm JP
7. Mi 4349145 ONT AOV 3NCOHau3 AG Barwirid3s HH OUME OM HOU ME Az AAA J ca Ig Wy HdlH TOY JMOL FBZUT1 C301 FBO Lac Baao POEMS GAZA LH TA 318713 AWC TOGAS TYLNA NOLIN MAIN PCB TOP VIEW as 28 cm g Ecco 29525 NAT MAIN PCB BOTTOM VIEW CONTROL PCB TOP VIEW CONTROL PCB BOTTOM VIEW UL 00231 qr 5 r NO 1 197 Fog Ci oczy 54 Go S 0 2 2020 6224 ET 5000 20 822 21 LCD PCB TOP VIEW LCD PCB BOTTOM VIEW NU 10 Wiring Diagram 9 a S gt j 2 uM m E of m 4 p TROUBLESHOOTING FLOW CHART Power can not be turned on 1 DC2 of T1 Outputs 8 2V 800mA Yes Check whether the Pin3 of IC4 and Check whether the Pin2 of IC4 and
8. 40 W ASS Y 130 2x2P 1704620 W ASS Y 150 2 4P 1704630 W ASS Y 150 2 15P 1704680 W ASS Y 150 2 8P 1704710 55 100 2 8P 1720320 230V DC 8 2V 800mA 1730110 ROTARY ENCODE 1730111 ROTARY ENCODE 1740013 RECEIVER PNA4612M 1900360 W SPK 200 6 2P 1900471 M B RS 200IR 4353 SG 1 5 4110364CT CC 1032 50V F 44105601 EL 105M 50V 4x7 4422561T EL 225M 50V 5x11 4447540 EL 475M 25V 4 7 4410632T EL 106M 16V 5x11 LED200 203 500 501 L 1 2 VR 200 SW 1 SW 200 209 63 65 78 82 87 88 92 53 54 94 9 40 73 201 205 56 57 74 DDR 3 RD6 Ref No Port No ___ Deseription __ y__ Remar 5010471 5010557 5015261 5022101 5022261 5022365 5022478 6000724T 6000726T 6000728T 6000733T 6000740T 6100108 6100123 6100124 6100127 6100130 6100136 6100142 6100143 6100144 6100146 6100148 6100152 6100154 6100156 610015G 6100160 6100168 6100172 EL 476M 10V 5x11 L L EL 476M 16V 5x11 EL 107M 10V 5x11L EL 227M 16V 8x11 EL 477M 10V 8x12 EL 338M 16V 13x25 5 EL 228M 25V 13x25 105 C CH CC 101J 50V NPO C CH CC 102K 50V X7R C CH CC 103K 50V X7R C CH CC 104Z 25V F C CH CC 104K 16V R C CH CC 104Z 25V Y5V C CH CC 105Z 10V F C CH CC 152K 50V X7R C CH CC 221J 50V NPO C CH CC 222K 50V X7R C
9. R H 75 Date Condition Value Test No 1 Test Item Unit Input Output Freq Nom Lim 1 2 Tuning Range Min 875 MHz Max 108 Intermediate Frequency S N 6dB 38 912 0 03 MHz 90MHz 3 9 DBu Maximum Sensitivity S N 6dB 98MHz 3 9 EMF 106MHz 3 9 90MHz 9 15 DBu Usable Sensitivity S N 30dB 98MHz 9 15 EMF 106MHz 9 15 Image Rejection S N 6dB 106MHz 24 18 dB Rejection S N 6dB 90MHz 50 dB DBu 3db Limiting 80dBu 12 18 EMF Min Output L5 30 my rms DBu Auto Scan Stop Sens 12 18 EMF S N 200mV 75kHz Dev 56 46 dB Stereo Separation 1KHz 26 20 dB Current Consumption 8 2V 320 340 mA 60dBu R O Current Consumption 7V 130 150 mA 98MHz Am Suppression 1mV 32 26 dB Spurious Rejection S N 6dB 40 dB Audio Fidelity 50 100 Hz DBB Off 75kHz 3dB W pre emphasis ISK DK Hz Output Power 75KHz Dev 10 T H D 4500 3800 mW TONE MAX DBB ON T H D 75KHz dev 1 3 Over Load Capacity 10 T H D 100 90 dBu Tone Max DBB Off 10KHz 12 10 dB Supply Voltage TR R O 50mW _ 8 Ohms Modulation 20092 Modulation AC110V 60Hz Remark AC IN Area Approved by Released Tested by TONE AT CENTER DBB OFF The head of product Client Spot Check Finished Product Routine Spot Check Semi finished Product Engineering Modify New Model Business Sample
10. Service Manual DDR 3 RD 6 DAB RECEIVER IN WOODEN CABINET CONTENTS Specification 22 REPRE 2 3 Block Diagramm EET 4 Mai Top VIeW uu na Pee Eta A O OG iria 5 Main PCB BOROM d ee Zi DA di ZE de d oai ata dita RE 6 Control PCB View se RE O ni 7 Control PCB Bottom View ead d ERR 8 LGD PCB TOP Viewer an ite cena ret wl sies KODA YORI oe Zi 9 LCD PCB Bottom VieWi a waz AA Eau a ALA AL rae DO eta 10 Waring Diagram wa 1 Troubleshooting Flow Chart uu oto ie edet dedit er allein ehe elle 12 Parts M ene 12 15 Mechanical Parts Ai 282 Re OR BE 16 Exploded VIGWS sz stro ne a danas 17 IG Circuit Block Diagram ru aan ea Rh 18 19 C and Transistor Voltage RR Re PSE AEP 20 22 Semiconductor Lead ldentifications esses 2 23 Schematic DIagrarmi ae kot ee og dua AJ A nq ded du ded auf 24 SPECIFICATION FM ELECTRICAL PERFORMANCE Model DDR 3 RD 6 Brand Temp 25
11. the Pin2 of Q4 are 5V the Pin3 of Q4 are 8 25V Check whether the Pin8 of IC200 is Check the Pin1 Pin2 Pin13 5V Pin14 of IC200 are 5V Yes Check SW200 and 1 200 Check whether the Pin1 and Pin2 of RS 200 Module are 5 0V and the Pin5 of RS 200 Module is 3 3V Yes Check RS 200 Module DC1 of T1 Outputs 7V 450mA Yes Check whether the Pin1 of IC3 are Check whether the Pin2 of IC3 are 5V 11 5V 12 ELECTRICAL PARTS LIST DDR 3 RD6 Ref No No Descripion Qty 1000625 LSI ST7066U OE B 1013540 TDA7266L 1013550 CH IC ST7065C DICE 1013661 CH IC NJM4580M 1013670 CH IC TA2120FN 1013710 CH IC H7805AMSOT 89 1013750 XC62EP5002MR 1013860 74HC393D 1020240 CH TR 28 1623 L6 1020490 TR 28A1012 TO 220 1040020 DIODE 1N4148 T 1041030 DIODE 1N4002 T A 405 1046010 DIODE RLS4148 1046210 DIODE TOTX141L 1050340 LED RED 39 25344HTS B 1059060 LED ORG 3mm 45E4YL28TS B 1150171 COIL 0 6mH 1315626 100KBx2 RV142B 40E1 1600600 DPR 5 1612690 PCB D DPR 2 1612861 PCB A DDR 3 1612871 PCB C DDR 3 1620731 SP 3780 7W 1630340 SLIDE SW 1P2C H 1631630 SW 130 30gf 5mm 1640230 JACK HP MSJ 035 08D PBT 1646040 SOCKET HJC 037P 1701002 CNT BASE 2x2P 1701004 BASE 2x4P 170100F _ CNT BASE 2x15P 1701226 BASE 2x16P 170125Q BASE 2 54x25P 17045
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