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IC500, IC501

R

L

  JK302

HP Jack

   Light

 Control

D300, Q1

    Q11, Q12

   Stereo or

Mono Switch

     Light

D500, D501

     IC3

Main AMP

Power

  Key

  SW1

LCD

DC/DC

   5V

   IC5

       Key

SW2 - SW11

VR

    IC2

Pre AMP

  Q10

Q2, Q9

 MUTE

   Q8, Q7

  D13, Q6

Power SW

  DC/DC

    3.3V

IC4, Q14

DAB MODUL

DC Jack

 JK302

          IC1

Power Control

   Q4, Q5

Q13, LED1

 Low Batt

Dectector

BLOCK DIAGRAM

4

Summary of Contents for DPR-15

Page 1: ...CD PCB Top View 7 LCD PCB Bottom View 8 POWER PCB TOP View 9 Wiring Diagram 10 Troubleshooting Flow Chart 11 Electrical Parts List 12 13 Mechanical Parts List 14 Exploded Views 15 IC Circuit Block Dia...

Page 2: ...noise 13F 92 94 dBm S N Ratio Without pop noise 10A 50 56 dB Max input Signal Without pop noise 10A 10 0 dBm 5A 96 99 dBm 10A 97 100 dBm 12B 97 100 dBm Acquisition Selectivity Measurement to EN50248 1...

Page 3: ...oise 13F 92 94 dBm S N Ratio Without pop noise 10A 50 56 dB Max input Signal Without pop noise 10A 10 0 dBm 5A 96 99 dBm 10A 97 100 dBm 12B 97 100 dBm Acquisition Selectivity Measurement to EN50248 13...

Page 4: ...Stereo or Mono Switch Light D500 D501 IC3 Main AMP Power Key SW1 LCD DC DC 5V IC5 Key SW2 SW11 VR IC2 Pre AMP Q10 Q2 Q9 MUTE Q8 Q7 D13 Q6 Power SW DC DC 3 3V IC4 Q14 DAB MODUL DC Jack JK302 IC1 Power...

Page 5: ......

Page 6: ...MAIN PCB BOTTOM VIEW 6...

Page 7: ...LCD PCB TOP VIEW 7...

Page 8: ...LCD PCB BOTTOM VIEW 8...

Page 9: ...POWER PCB TOP VIEW 9...

Page 10: ...WIRING DIAGRAM 10...

Page 11: ...k Q6 Q8 and D13 Check whether the Q8 C is High Level Yes No Check whether the Pin5 of IC4 is 3 3V Check Pin4 of IC4 is 0 7V up and Q14 D12 L1 L4 Yes No Check L2 L5 and IC5 Check whether the Pin3 of IC...

Page 12: ...PCB300 1620950 SPK 3 4 3W 1 SP 300 1630680 TOUCH SW A 11 SW 1 11 1640060 JACK HP F 1 JK 301 1647100 JACK DC 470AG PBT 2 0L 1 JK 302 1701086 CNT BASE 2 5x6P 1 CON300 170131G CNT BASE 2x16P R 1 CON1 17...

Page 13: ...C 2 R 44 61 6100141 CH RD 1 16W 2 7KJ C 4 R 49 58 117 122 6100142 CH RD 1 16W 3 3KJ C 2 R 89 90 6100144 CH RD 1 16W 4 7KJ C 16 R 50 59 64 79 80 81 87 91 101 111 502 506 114 6100148 CH RD 1 16W 10KJ C...

Page 14: ...CER E 2 A4 DDR3 26 20 23M3000 BATTERY COVER SPONGE 2 A4 RD15 29 21 24K4000 CONDUCT RUBBER 2 A3 RD2 06A 22 24M3000 PAD 4 A4 RD15 13 23 24M3010 VR KNOB SPACER 1 A4 RD15 27 24 301M301 FRONT CABINET 1 A1...

Page 15: ......

Page 16: ...1 IC1 TC4013BFN 2 IC2 NJM2100LD IC CIRCUIT BLOCK DIAGRAM 16...

Page 17: ...3 IC3 AN7142 4 IC4 XC6365A333MR 17...

Page 18: ...5 IC5 XC6371A501PR 18...

Page 19: ...0 01 4 0 4 0 4 0 63 5 0 5 2 67 5 5 22 6 0 6 2 69 6 0 7 0 7 2 69 7 2 78 8 1 01 8 5 35 8 0 9 1 05 9 0 10 1 08 10 2 78 11 1 11 11 5 45 12 5 38 12 5 18 13 0 13 0 63 14 5 38 14 0 01 15 1 31 16 5 39 IC4 XC...

Page 20: ...1 Q1 C 0 07 Q8 C 5 39 3 2B 0 E 0 E 0 4 2C 0 B 0 B 0 5 1B 0 Q2 C 0 Q9 C 4 9 Q10 6 1C 0 E 5 39 E 5 31 B 5 34 B 4 71 Q4 C 1 33 Q11 C 5 29 E 0 71 E 1 52 B 0 65 B 2 06 Q5 C 5 34 Q12 C 1 53 E 0 E 0 71 B 0 B...

Page 21: ...ER 9 1V 1SS314 C 2SD1048 2SA812 C C D HN2C01FU 2E 1E MM4148 2SC4081 2SC1623 2SA1576 Transistors 1N5817 1B 2C 2SD655 Diodes 2SC4154 2SB1386Q XP162A12A6PR A Anode C Cathode S Source G Gate D Drain E Emi...

Page 22: ...MAIN SCHEMATIC DIAGRAM 22...

Page 23: ...LCD SCHEMATIC DIAGRAM 23...

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