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ecologic 2 

 

FM RDS /   

DAB DIGITAL PORTABLE RADIO 

 

CONTENTS

 

 

 

Specification

 

2-3 

Block Diagram

 

4 

Main PCB Top View

 

5 

Main PCB Bottom View

 

6 

Power PCB Top View

 

7 

Power PCB Bottom View

 

8 

Wiring Diagram

 

9 

Troubleshooting Flow Chart

 

10-14 

Electrical Parts List

 

15-17 

Mechanical Parts List

 

18 

Exploded Views

 

19 

IC Circuit Block Diagram

 

20-24 

Semiconductor Lead Identifications

 

25 

IC and Transistor Voltage Chart

 

26-28 

Schematic Diagram

 

29 

 

Содержание ecologic 2

Страница 1: ...n PCB Bottom View 6 Power PCB Top View 7 Power PCB Bottom View 8 Wiring Diagram 9 Troubleshooting Flow Chart 10 14 Electrical Parts List 15 17 Mechanical Parts List 18 Exploded Views 19 IC Circuit Block Diagram 20 24 Semiconductor Lead Identifications 25 IC and Transistor Voltage Chart 26 28 Schematic Diagram 29 ...

Страница 2: ...R O 52 46 dB Stereo separation 1KHz 75KHz Dev Ear OUT 3mW 16Ω 38 32 dB Current Consumption Back Light OFF 90 130 mA Am Suppression 1mV R O 52 46 dB 150Hz 7 2 dB Audio fidelity 1KHz 0dB VR R O W pre emphasis 50uS 10KHz 4 2 dB Output Power 75KHz dev 400Hz 10 THD SP OUT 8Ω 1 0 8 W Output Power 75KHz dev 1KHz Volume MAX Ear OUT 16Ω 5 5 3 3 mW T H D 75KHz dev 60 dBu R O 1 3 Over load capacity 10 T H D ...

Страница 3: ...dBm 10A 101 98 dBm 12B 101 98 dBm Acquisition Selectivity Measurement to EN50248 13F 101 98 dBm S N Ratio W 20KHz LPF ON Without pop noise 10A 56 50 dB Change service AF 125Hz 10A 10 2 dB Audio fidelity 1KHz 0dB VR R O W 20KHz LPF ON Change service AF 8KHz 10A 1 5 2 dB Max input Signal Without pop noise 10A 0 10 dBm Current Consumption Back Light OFF Without pop noise 12B 80 120 mA Supply Voltage ...

Страница 4: ...117AL Q10 Q7 Q8 3 3V Detect Voltage LCM LAMP LCD1 3 3V AUDIO R OUT Temperature detect POWER SWITCH LOOP IC1 TC4013BFN IC3 LM4809 IC4 AD5165A Regulator 9V RDS Q4 Q5 Q13 IC8 S 8550AA Q11 Q12 1 2V CON1 FS2025 DAB MODULE AUDIO L OUT Q1 D4 LED500 LED501 Q9 SW1 MUTE LOOP MUTE LOOP 8 ohm SPEAKER Q2 Q3 Q14 Q15 Q6 Q2 Q3 Q14 Q15 Q17 HEADPHONE JACK LCM IC6 S 8520A33MC Q26 D7 3 3V CLASS D AMP HEADPHONE AMP 12...

Страница 5: ...MAIN PCB TOP VIEW 5 ...

Страница 6: ...MAIN PCB BOTTOM VIEW 6 ...

Страница 7: ...POWER PCB TOP VIEW 7 ...

Страница 8: ...POWER PCB BOTTOM VIEW 8 ...

Страница 9: ...WIRING DIAGRAM 9 ...

Страница 10: ... 3 3V Check Pin1 of IC6 is above 4V and check IC6 Q26 L12 L13 D7 and B6 Check whether the L8 is 5V Check Pin1 of IC5 is above 6V and check IC5 Q25 L8 L9 and D6 Check whether the L15 is 1 2V Check Pin1 of IC8 is above 2V and check IC8 L14 L15 and B5 Check Pin3 of IC8 is 3 3V Check whether the Pin1 of FS2025 Module is 1 2V and Pin2 is 3 3V Check Q11 and Q12 Check the Module TROUBLESHOOTING FLOW CHAR...

Страница 11: ...above 10 5V Check IC1 Check D300 CON300 and W1 Check whether the Q307 C is VCC Check whether the Pin1 of CON300 is VCC Check Q307 and Q306 Check whether the Q300 C is VCC Check Q300 Q301 and SW300 Check whether the Pin8 of IC300 is VCC Check IC300 and D306 Check whether the Pin1 of IC300 is 1 0V 2 0V Check SW300 IC300 R307 R308 and Rechargeable Bettery No Yes A Yes Yes Yes Yes Yes Yes Yes No No No...

Страница 12: ...0 is High Level Check IC300 Measure R305 two terminal is 1 23V 1 26V Check IC301 R305 R311 D301 and D302 Check whether the Charge LED is light Check whether the Pin2 of IC300 is High Level Check IC300 and R323 Check LED1 Q305 D305 CON301 and CN1 A Yes Yes Yes Yes No No No No 12 ...

Страница 13: ...ether the Pin29 and Pin30 of FS2025 Module have sound wave Check Module Measure whether the Pin3 and Pin4 of W2 have sound wave Check IC2 VR600 CON600 and W2 Measure whether the Pin1 and Pin7 of IC3 have sound wave Check IC3 Measure whether the JK301 has sound wave Check JK301 R300 R301 CON300 and W1 Check Earphone B Earphone Speaker Yes No Yes Yes Yes Yes Yes Yes No No No No 13 ...

Страница 14: ...eaker terminal has sound wave Check whether the Pin6 of IC4 is 5V Check IC4 and B1 Check Speaker Check whether the Pin1 of IC4 is High Level Check Q17 JK301 R135 W1 and CON300 Check IC4 L10 and L11 No B Yes Yes Yes No No 14 ...

Страница 15: ... A CH DIODE BAV70N3 3 D 1 3 4 1046230 A CH DIODE BAS16 1 D 305 1050150 A LED RED 3 0x5 1 1 LED1 1062211 A CH LED YEL SS0335YCN 001 2 LED500 501 1150210 A CH FERRITE BEAD MLB102 A 2 B 5 6 1150250 A CH FERRITE BEAD 600R B 1 B 1 1150310 A CH FERRITE BEAD 1K 1608 1 B 3 11629K1 3A FIXED COIL 22uHK 6φx6 5 7 L 8 13 15 11637K1 3A FIXED COIL 100uHK6φx6 2 1 L 14 1317724 A R VR 20KBx2 RV142 L 12 5 1 VR 600 1...

Страница 16: ... X7R C 2 C 32 54 5447331 A CH CC 473K 25V B C 1 C 305 5522572 A CH CC 225Z 16V Y5V A 1 C 48 5547573 A CH CC 475Z 10V Y5V A 1 C 59 61301101 A CH RD 100J 0603 2 R 31 34 61301102 A CH RD 1KJ 0603 1 R 129 61301103 A CH RD 10KJ 0603 4 R 63 116 149 151 61301104 A CH RD 100KJ 0603 12 R 28 29 88 115 123 128 132 134 313 316 318 323 61301122 A CH RD 1K2J 0603 1 R 118 61301123 A CH RD 12KJ 0603 2 R 21 302 61...

Страница 17: ...4 A CH RD 470KF 0603 1 R 320 61321513 A CH RD 51KF 0603 1 R 136 61401101 A CH RD 100J 0402 7 R 93 97 99 108 61401472 A CH RD 4K7J 0402 1 R 20 61501102 A CH RD 1KJ 1206 2 R 86 304 61501220 A CH RD 22J 1206 2 R 126 127 61801471 A CH RD 470J 0805 1 R 312 648083R30 A RDF 2W 3R3J MG 1 R 305 6999926 A THERMISTOR 10K 9 11mm 1 TMR300 8000030 A W JUMP 7 5 10 0 6mm 4 J 300 305 307 8000050 A W JUMP 12 5 10 6...

Страница 18: ...79000 A HEMLON CUSHION 1 21 22Q4050 A HEMELON W 10x3x0 4 2 A4 RD49 30 22 23P1010 A EVA B 85x3x1 2 A4 RD22 14 23 23P4050 A PVC FILM 1 A4 DPR25 34 24 23P4071 A EVA 24x1 5 2 A4 DPR25 36A 25 23Q4000 A MYLAR 10x10 2 A4 RD49 17 26 23RA021 A LCD LIGHT MYLAR 1 A4 RA 26 27 24M3010 A VR KNOB SPACER 1 A4 RD15 27 28 24M4030 A SILICONE RUBBER TUBES 1 29 301SF01 A FRONT CABINET W 1 A4 RD49 01 30 303SF01 A BACK ...

Страница 19: ...19 ...

Страница 20: ...IC CIRCUIT BLOCK DIAGRAM 1 IC1 TC4013BFN 2 IC2 NJM2100M 20 ...

Страница 21: ...3 IC3 LM4809 4 IC4 AD5165A H 21 ...

Страница 22: ...5 IC5 S 8520A50MC AWJT2G 6 IC6 S 8520A33MC 22 ...

Страница 23: ...7 IC8 S 8550AA 8 IC300 MC33340 23 ...

Страница 24: ...9 IC301 LD1117AL 24 ...

Страница 25: ...812 ZENER 6V8 2SB772 C BAS16 A 2SJ621 A A 1N4002 C C RLS4148 2SD1048 B E 2SA1576 2SC1623 ZENER 3V6 ZENER 5V6 E A BAV70N3 2SA1020Y B G 2SC4081 DTC144EN3 A Anode C Cathode Diodes E Emitter C Collector B Base Transistors SEMICONDUCTOR LEAD IDENTIFICATIONS 25 ...

Страница 26: ...24 1 60 1 60 9 0 0 21 3 32 3 32 10 3 32 3 32 25 1 65 1 65 10 0 0 22 3 29 3 29 11 0 0 26 1 64 1 64 11 0 0 23 3 28 3 28 12 0 92 0 36 27 1 64 1 64 12 0 0 24 3 31 3 31 13 3 32 3 32 28 0 0 14 3 32 3 32 29 0 0 15 2 78 2 65 30 0 0 IC1 TC4013BFN IC2 NJM2100M IC3 LM4809 PIN FM DAB PIN FM DAB PIN FM DAB 1 11 04 11 04 1 2 45 2 45 1 2 44 2 44 2 0 0 2 2 45 2 45 2 2 44 2 44 3 0 0 3 2 45 2 45 3 2 40 2 40 4 0 0 4...

Страница 27: ... 34 3 34 4 2 55 2 55 4 7 04 7 04 4 6 49 6 49 5 0 39 0 39 5 9 12 9 12 5 9 05 9 05 6 4 95 4 95 7 0 0 8 0 35 0 35 IC8 S 8550AA IC300 MC33340 IC301 LD1117AL PIN FM DAB PIN FM DAB Charge PIN Charge 1 4 94 4 94 1 0 0 2 01 1 8 93 2 0 0 2 0 0 4 67 2 9 22 3 3 31 3 31 3 0 0 0 67 6 18 3 10 33 4 0 59 0 59 4 0 0 0 5 1 18 1 18 5 0 0 0 86 6 0 0 0 21 7 0 0 0 12 8 0 0 5 67 27 ...

Страница 28: ...1 26 11 26 E 9 12 9 12 Q3 C 0 71 0 71 Q10 C 9 19 9 19 Q25 C 5 06 5 06 B 9 0 9 0 B 2 70 2 70 B 6 47 6 47 E 9 20 9 20 E 3 30 3 30 E 9 05 9 05 Q4 C 0 0 Q11 C 3 2 3 2 Q26 C 3 44 3 44 B 1 88 1 88 B 1 56 1 56 B 0 0 E 2 06 2 06 E 0 0 E 0 0 Q5 C 9 14 9 14 Q12 C 0 11 0 11 Q305 C 0 0 B 0 0 B 2 27 2 27 B 0 6 0 6 E 0 0 E 2 06 2 06 E 0 0 Q6 C 4 93 4 93 Q13 C 0 0 Q306 C 0 12 0 12 B 0 56 0 56 B 0 53 0 53 B 0 6 0...

Страница 29: ... R W 22 CSB 24 XRESET 20 E 2 CAPIN 3 CAPIP 5 PSB 6 VOUT 8 VDD 9 SHLS 11 VSS 14 DB5 15 DB4 17 DB2 23 RS 12 DB7 18 DB1 2 OUT 1 GND_ADJ 4 OUT_TAB 3 IN IC301 LM1117 3 OUT 6 TSENS 1 VSENIN 2 VSGOUT 4 GND 8 VCC 5 TRL 7 TRH MC33340 IC300 SCHEMATIC DIAGRAM 29 ...

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