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ORDER NO. AD0304088C8

Clock Radio

RC-7290E / RC-7290EB / RC-7290EJ / RC-7290GN

Colour

(S)............Silver Type

SPECIFICATIONS

Specification

Radio frequency range:

 FM;

87.50-108.00 MHz

 AM;

520-1610 kHz

Intermediate frequency:

 FM;

10.7 MHz

 AM;

459.0 kHz

Sensitivity:

 FM;

5.62 

 V/50mW output (-3dB 

limit sens.)

 AM;

100 

 V/m/50mW output (Max 

sens.)

Power requirement:

 AC;

230 V, 50 Hz / Power 

consumption; 6W

 Battery;

9V (one 6F22/6LR61, 006P 

battery)

Power output:

250 mW+250 mW (RMS...max.)

 Speaker;

4cm

Dimensions (W×H×D):

215×64×149 mm 

Mass (without battery):

804g

Note: / Specifications are subject to change without notice. / Mass 

and dimensions are approximate.

1

Summary of Contents for RC-7290E

Page 1: ...ncy FM 10 7 MHz AM 459 0 kHz Sensitivity FM 5 62 V 50mW output 3dB limit sens AM 100 V m 50mW output Max sens Power requirement AC 230 V 50 Hz Power consumption 6W Battery 9V one 6F22 6LR61 006P battery Power output 250 mW 250 mW RMS max Speaker 4cm Dimensions W H D 215 64 149 mm Mass without battery 804g Note Specifications are subject to change without notice Mass and dimensions are approximate ...

Page 2: ... Power consumption in standby mode 1 8W 1 Caution for AC Mains Lead 2 ...

Page 3: ...es for checking the operation of the major printed circuit boards and replacing the main components For reassembly after operation checks or replacement reverse the respective procedures Special reassembly procedures are described only when required 2 1 Checking for the main P C B ass y 3 ...

Page 4: ...4 ...

Page 5: ...2 2 Replacement for the main P C B Follow the Step1 Step5 of item 2 1 5 ...

Page 6: ...6 ...

Page 7: ...2 3 Replacement for the speakers Follow the Step1 Step3 of item 2 1 7 ...

Page 8: ...1 Schematic Diagram Notes S1 BRIGHTNESS HIGH LOW select switch in HIGH position S2 DOZE switch S3 SLEEP switch S4 TIME SET OFF switch S5 RADIO switch S6 AL1 switch S7 AL2 switch S8 FWD switch S9 REV switch S10 FAST switch 8 ...

Page 9: ...en with electronics voltmeter The negative terminal of the battery provides negative meter connection point No mark FM AM Battery current Vol min FM 16mA AM 16mA Vol max FM 37mA AM 30mA Measurement instruction AM 74dB m 30 Mod FM 60dB 30 Mod Important safety notice Components identified by mark have special characteristics importan for safety When replacing any of these components use only manufac...

Page 10: ...3 Set band switch to AM or FM 4 Output of signal generator should be no higher than necessary to obtain an output reading AM IF ALIGNMENT Signal Generator or Sweep Generator Radio Dial Setting Indicator Electronic Voltmeter or oscilloscope Adjustment Shown in Fig 1 Remarks Connections Frequency Fashion a loop of several turns of wire and radiate signal into loop of receiver 459 kHz 30 Mod at 400 H...

Page 11: ...ble capacitor fully opened Connect vert amp of scope to test point TP3 Negative side to test point TP4 CT1 3 AM OSC Trimmer Adjust maximum output Fashion a loop of several turns of wire and radiate signal into loop of receiver 600 kHz Tune to signal Connect vert amp of scope to test point TP3 Negative side to test point TP4 1 L5 AM ANT Coil Adjust maximum output by L5 moving along ferrite Fashion ...

Page 12: ...utput response will be present proper tuning is the outer frequency FM IF CHECK Signal Generator or Sweep Generator Radio Dial Setting Indicator Electronic Voltmeter or oscilloscope Adjustment Shown in Fig 1 Remarks Connections Frequency Connect to test point TP1 through ceramic capacitor Negative side to test point TP2 10 7 MHz Sweep Point of non interference on about 90 MHz Connect vert amp of s...

Page 13: ...entified by mark have special characteristics important for safety Furthermore special parts which have purposes of fireretardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacture s specified parts shown in the parts list 13 ...

Page 14: ...ON 1 5 RGUW0011 H TIME BUTTON 1 6 RGVW0004 S SLIDE KNOB 2 7 RGWW0007 S VOLUME KNOB 1 8 RGXW0001 H TUNING KNOB 1 9 RHDW30002 SCREW 2 10 RJA0054 D AC CORD 1 EB 10 RJA23YB D AC CORD 1 E EJ 10 RJA0037 D AC CORD 1 GN 11 RKMW0011E S TOP CAB 1 12 RKSW0024B H BOTTOM CAB 1 E 12 RKSW0024D H BOTTOM CAB 1 EB 12 RKSW0024C H BOTTOM CAB 1 EJ 12 RKSW0024E H BOTTOM CAB 1 GN 13 RKWW0009B Q LED PANEL 1 E EB GN 13 RK...

Page 15: ...V 4700P 1 C16 17 ECBT1C103NS5 16V 0 01U 2 C18 ECA1CM221B 16V 220U 1 C19 ECBT1H104KB5 50V 0 1U 1 C20 ECA1CM221B 16V 220U 1 C21 ECBT1H470J5 50V 47P 1 C22 ECBT1H100JC5 50V 10P 1 C23 ECBT1H180JC5 50V 18P 1 E EB GN C23 ECBT1H200JC5 50V 20P 1 EJ C24 ECBT1H220JC5 50V 22P 1 E EB GN C24 RH1H240JMAX 50V 24P 1 EJ C25 ECBT1H102KB5 50V 1000P 1 C26 ECFR1C104MR 16V 0 1U 1 C27 ECA1HM010BV 50V 1U 1 C28 ECBT0J223MS...

Page 16: ...POWER AMP IC 1 L1 L2 RLQY11G4W F CHOKE COIL 2 L5 G2CADB000003 BAR ANTENNA 1 L7 RL04N187 0 FM OSC COIL 1 EJ L7 RLD4Y53W F FM OSC COIL 1 E EB GN L8 RLQY30S1W F FM COIL 1 L10 G2A351C00001 AM OSC COIL 1 LED1 B3BB4H000001 LED DISPLAY 1 EB GN LED1 B3BB4H000002 LED DESPLAY 1 E EJ P1 RPK1891 GIFT BOX 1 E P1 RPK1892 GIFT BOX 1 EB P1 RPK1893 GIFT BOX 1 EJ P1 RPK1900 GIFT BOX 1 GN P2 RPF0164 PROTECTION BAG 1...

Page 17: ...26 ERDS2TJ104T 1 4W 100K 1 R29 ERDS2TJ332T 1 4W 3 3K 1 R30 ERDS2TJ331T 1 4W 330 1 R31 ERDS2TJ560T 1 4W 56 1 R32 ERDS2TJ222T 1 4W 2 2K 1 R33 34 ERDS2TJ822T 1 4W 8 2K 2 R35 ERDS2TJ395T 1 4W 1 5M 1 R36 37 ERDS2TJ152T 1 4W 3 9M 2 R38 39 ERDS2TJ562T 1 4W 5 6K 2 R40 41 ERDS2TJ150T 1 4W 15 2 R42 43 ERDS2TJ272T 1 4W 2 7K 2 R44 45 ERDS2TJ330T 1 4W 33 2 R46 ERDS2TJ101T 1 4W 100 1 R47 ERDS2TJ330T 1 4W 33 1 R...

Page 18: ...9 Packaging 18 ...

Page 19: ...K0304YH 19 ...

Page 20: ...C3 C40 S7 AL2 J35 C41 CF3 R19 D13 D12 R47 J23 R21 R20 C42 C39 J25 C35 C23 FMOSC FMANT CT1 4 CT1 3 VC1 1 VC1 2 CT1 1 CT1 2 VC1 4 VC1 3 AMOSC AMANT R34 CP1 C44 R37 C51 C50 C32 C54 C55 R43 R36 BAND VOLUME S2 DOZE C43 R42 S11 J28 R29 C37 C38 C45 R33 C53 C52 C33 C34 C36 C31 CF1 C24 R23 C48 J30 J29 R24 C26 C25 D17 C57 J11 32 VR2 R39 R38 AM FM MONO FM ST J31 L6 C16 W0010AB L8 L7 L10 L5 1 2 3 4 T1 Power t...

Page 21: ...AKER PM DYNAMIC Rch 4cm 4Ω SPEAKER PM DYNAMIC Lch 6 3V470 C38 16V470 C45 6 3V470 C37 REGULATOR 2SC2001LTA Q4 56 R31 R16 18K C12 16V22 MTZJ6R8BTA D14 RVD1SS133TA D11 RVD1SS133TA D15 0 01 C16 1 2K R13 1000 16V C9 C11 0 022 R15 2 2K R14 6 8K C10 4700P 200K VR1 330K R17 C14 1500P AL2 ALARM 2 AL1 ALARM 1 BUZZER OFF RADIO OFF R21 56 R22 56 33 R20 C18 16V220 C17 0 01 RVD1SS133TA D6 REGULATOR 2SC2001LTA Q...

Page 22: ...RVD1SS133TA A Ca Anode Cathode RL1N4003S P A Ca Anode Cathode MTZJ6R8BTA MTZJ12BTA A Ca Anode Cathode E C B 2SC1684RTA 2SC2001LTA C1BA00000360 1 4 8 5 LM8526 TA2111N 28PIN 24PIN No 1 ...

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