DPR-45 DAB / FM / AM 3-BAND RECEIVER CONTENTS Specification Block Diagram PCB-A-E Top View PCB-A-E Bottom View PCB-B Top View PCB-B Bottom View PCB-C Top View PCB-C Bottom View Wiring Diagram Troubleshooting Flow Chart Electrical Parts List Mechanical Parts List Exploded Views IC Circuit Block Diagram Semiconductor Lead Identifications IC and Transistor Voltage Chart All Schematic Diagram 2-4 5 6 7 8 9 10 11 12 13-14 15-18 19-20 21 22-27 28 29-31 32 Rev.B: Verona FS2052 Module.
Specification FM. ELECTRICAL PERFORMANCE Brand： SANGEAN R.H： 75% Model：DPR-45 Temp： 25∘C Test Item Condition Output S/N=6dB S/N=6dB Input Tuning Range Max. Sensitivity S/N=6dB Usable Sensitivity S/N=30dB 3db Limiting(1mV) Min. output Auto scannng Stop Sens. Am.
Specification DAB(BANDⅢ) ELECTRICAL PERFORMANCE Brand： SANGEAN R.H： 75% Model：DPR-45 Temp： 25∘C Test Item Condition Min Max Fc : -70 dBm (Wanted channel) Fi :≧ -38 dBm (Unwanted channel) (Measurement to EN50248) Fc : -70 dBm (Wanted channel) Fi : ≧ -25 dBm FM 75Khz/dev. Fc±5MHz (Unwanted channel) (Measurement to EN50248) RF Freq. Range Adjacent Channel Selectivity Far-off Selectivity Sensitivity Channel 5A 13F 10A Remark： Nom. 10A Lim.
Specification AM ELECTRICAL PERFORMANCE Brand： SANGEAN R.H： 75% Model：DPR-45 Temp： 25∘C Test Item Condition Output S/N=6dB S/N=6dB Input Tuning Range Max. Sensitivity S/N=6dB Usable Sensitivity S/N=20dB Selectivity(±10KHz) T. H. D. Auto Scanning Stop Sens. S/N Ratio Current Consumption (Batt=6V/Backlight off) S/N=6dB R.O Freq.Response(-6dB) Output power (Mod 80%) freq Min. Max. 603KHz 999KHz 1404KHz 603KHz 999KHz 1404KHz R.O 999KHz 1K=0dB SPK Load 4Ω E.
BLOCK DIAGRAM LCM 3V3 IC203 AT24C02BN EEPROM I2C SW200 LOCK IC202 TMP89FM42LUG SW200 - SW213 AD Key ALARM LED201 T301 AC_IN DAB_3V3 5 1 6 2 5M6 R303 UART Full-wave rectifier 1V2 JK301 AC JACK 1V2 VCC DAB_3V3 IC6 S1206B12 1V2 Regulator B IC2 SA78RL00D 3V3 Regulator T A JACK 600 USB UPGARDE D304 1N5819 3V3 MD200 FS2052 IC3 XC6202P332PRN 3V3 Regulator W901 +5V IC4 XC6216B502MR 5V Regulator R L +5V L R IC5 UTCM2115 OP L R R IC205 UTC4052L-S16R VR1 Volume Control R +5V L L
PCB-A-E TOP VIEW 6
PCB-A-E BOTTOM VIEW 7
PCB-B TOP VIEW 8
PCB-B BOTTOM VIEW 9
PCB-C TOP VIEW 10
PCB-C BOTTOM VIEW 11
WIRING DIAGRAM 12
TROUBLESHOOTING FLOW CHART Power can not be turned on Yes Check VCC and Check short . GND. SHORT No Yes Check VCC. Yes Check MCU Check MCU VCC circuit. No No No Check IC12. Check IC202. Check IC3. DAB & FM can not turn on Yes Check DAB3V3 . Yes Check 1V2. Check DAB Module(MD200). NO Check IC2. Yes Check IC6.
AM can not turn on Yes Check IC7 VCC. Yes Check C7circuit. Check MCU I2C control. No Check IC3 VCC. SPK can not be turned on Yes Yes Check pin16 of Check IC204 & IC1 VCC. IC205 Vcc & output. No Check IC1. No Check Q1 & IC5 Check IC204 & 5V. IC205 circuit. Earphone can not be turned on Yes Check JK1 output. Yes Check IC204 & IC205 Vcc & output. No Check IC12. No Check IC204 & IC205 circuit. 14 Check JK1 circuit.
ELECTRICAL PARTS LIST 000YF100C DPR-45 PART NO.
ELECTRICAL PARTS LIST 000YF100C DPR-45 PART NO. 1650150 DESCRIPTION X'TAL 32.768KHZ±10Ppm 2×6 1650790 X'TAL 4M±20PPM AT-49 1 X200, 1700H2A04V073 CH HOUSING 2.54x4P-V 1 MD200:2, 1700H2A26V033 CH HOUSING 2.
ELECTRICAL PARTS LIST 000YF100C DPR-45 PART NO. 44107257T2H0 DESCRIPTION EL 107M 10V 5x7-T 105 44107367T0H0 EL 107M 16V 6.3x7-T 105 5 C4,C42,C6,C8,C9, 441083ADT0H0 EL 108M 16V 10x14-T 105 2 C2,C3, 441084AHT0H0 EL 108M 25V 10x21-T 105 1 C14, 44226347T2H0 EL 226M 16V 4x7-T 105 1 C1, 4422715AT2H0 EL 227M 6.3V 5x11-T 105 4 C13,C22,C39,C200, 44227165T0H0 EL 227M 6.3V 6.
ELECTRICAL PARTS LIST 000YF100C DPR-45 PART NO.
MECHANICAL PARTS LIST 000YF100C Ref no DPR-45 PART NO. DESCRIPTION Date:2014/7/16 Q'TY DWG NO.
MECHANICAL PARTS LIST 000YF100C Ref no PART NO. DPR-45 DESCRIPTION Date:2014/7/16 Q'TY DWG NO.
IC CIRCUIT BLOCK DIAGRAM 1. IC1— UTC2025 DIP 2.
3. IC3 — XC6202P332PRN 4.
5. IC5 — UTCM2115 6.
7. IC7 — Si4730-D60-GU/R 8.
9. IC203 — GT24C02 10.
11.
SEMICONDUCTOR LEAD IDENTIFICATIONS Transistors D C B E G 2SA812 DTC144EN3 DTC343TKT DTC143ZN3 2SC1623 DTA143ZN3 S 2SJ621 (E: Emitter C: Collector B: Base S: Source G: Gate D: Drain) Diodes A C A C A C A C 1N4002 A C A C 1N5817 1SS367 1N5819 1SS357 (A: Anode C: Cathode) 28
IC AND TRANSISTOR VOLTAGE CHART IC1— UTC2025 DIP IC2 — SA78RLXXD PIN FM DAB AM PIN FM DAB AM PIN FM DAB AM 1 0 0 0 9 0 0 0 1 5.42 5.42 5.98 2 2.98 2.98 2.98 10 0 0 0 2 3.11 3.11 0 3 5.95 5.95 5.95 11 0.55 0.55 0.55 3 3.29 3.29 0 4 0 0 0 12 0 0 0 4 1.25 1.25 0 5 0 0 0 13 0 0 0 5 0 0 0 6 0.55 0.55 0.55 14 5.95 5.95 5.95 7 0 0 0 15 2.95 2.95 2.95 8 5.97 5.97 5.97 16 6.01 6.01 6.
IC202 — TMP89FM42LUG LQFP PIN FM DAB AM PIN FM DAB AM PIN FM DAB AM 1 0 0 0 16 3.11 3.11 3.11 31 3.08 3.08 3.08 2 1.14 1.14 1.14 17 0 0 0 32 3.13 3.13 0 3 1.40 1.40 1.40 18 0 0 0 33 3.12 3.12 0 4 3.13 3.13 0 19 0 0 0 34 3.11 3.11 0 5 0.77 0.77 3.12 20 3.13 3.13 3.13 35 0 0 0 6 1.42 1.42 0.78 21 3.12 3.12 3.12 36 0 0 0 7 3.11 3.11 3.11 22 3.13 3.13 3.13 37 0 0 0 8 0 0 0 23 2.56 2.56 2.
Transistor Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 PIN FM DAB AUX PIN FM DAB AUX PIN FM DAB AUX B 0 0 0 B 3.14 3.14 3.14 B 0.63 0.63 0.63 C 6.01 6.01 6.01 C 0 0 0 C 1.08 1.08 1.08 E 6.01 6.01 6.01 E 3.14 3.14 3.14 E 0 0 0 B 0.66 0.66 0.66 B 0 0 0 B 0.63 0.63 0.63 C 0 0 0 C 3.11 3.11 3.11 C 1.08 1.08 1.08 E 0 0 0 E 0 0 0 E 0 0 0 B 0 0 0 B 0 0 0 B 0 0 0 C 0.66 0.66 0.66 C 1.20 1.20 1.20 C 4.97 4.97 4.
1 2 1 2 A T B W R R16 100 R 3 2 1 1 VIN GND 5 CE VOUT IC2 SA78RL00D NC VSS VIN R18 33K 1% 2 VDIS DAB_3V3 3 4 VOUT VADJ 104 VCC W1 TO W301 W301 TO W1 W303 OUT GND VOUT VSS 3V3 4 5 1V2 PCB-A 1618540 VIN IC6 S1206B12 IN VCC IC3 XC6202P332PRN DAB_3V3 B W AC_IN IC4 +5V XC6216B502MR VCC 104 R301 100K VCC W3 W2 C305 * D304 1N5819 C13 220/6V3 C10 C9 100/25 TO SPK GND MODULE GND W901 6 2 D6 1N5817 JK301:A ACJACK 5 JK301:B ACJACK T301 1720160 C15 104
