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3. Schematic Diagram

3.1. Schematic Diagram Notes

S1:

DOZE switch.

S2:

SLEEP switch.

S3:

HOUR switch.

S4:

MIN switch.

S5:

ALARM switch.

S6:

TIME SET switch.

S11:

BAND switch in “AM” position.

AL1-1, AL1-2:

RADIO/BUZZER, ALARM, OFF, RADIO/OFF select switch in 
“RADIO/OFF” position.

VR1:

Battery back-up VR.

VR2-1, VR2-2:

8

Содержание RC-700E

Страница 1: ...ORDER NO AD0304087C8 Clock Radio RC 700E RC 700EB RC 700EJ RC 700GN Colour S Silver Type SPECIFICATIONS Specification 1 ...

Страница 2: ...tion 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 Power consumption in standby mode 1 8W 2003 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation o...

Страница 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 ...

Страница 4: ...4 ...

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

Страница 6: ...6 ...

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

Страница 8: ...es S1 DOZE switch S2 SLEEP switch S3 HOUR switch S4 MIN switch S5 ALARM switch S6 TIME SET switch S11 BAND switch in AM position AL1 1 AL1 2 RADIO BUZZER ALARM OFF RADIO OFF select switch in RADIO OFF position VR1 Battery back up VR VR2 1 VR2 2 8 ...

Страница 9: ... 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 manufacturer s specified parts This shematic diagram may be modified at any time with the development of new technology 3 2 Schematic Diagram 4 Printed Circuit Diagram 5 Type Illustration of IC s Transistors and Diod...

Страница 10: ...Connections Frequency Fashion a loop of several turns of wire and radiate signal into loop of receiver 511 kHz Variable capacitor fully closed Connect vert amp of scope to test point TP3 Negative side to test point TP4 L10 AM OSC Coil Adjust maximum output Fashion a loop of several turns of wire and radiate signal into loop of receiver 1650 kHz Variable capacitor fully opened Connect vert amp of s...

Страница 11: ... 2 for output 2 Three output 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 MH...

Страница 12: ...SPC Important safety notice Components identified 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 12 ...

Страница 13: ... D POINTER 1 4 RGUW0010 S OPERATION BUTTON 1 6 RGVW0005 S SLIDE KNOB 1 7 RGWW0007 S VOLUME KNOB 1 8 RGXW0001 H TUNING KNOB 1 9 RHDW30002 SCREW 2 10 RJA0037 D AC CORD 1 GN 10 RJA0054 D AC CORD 1 EB 10 RJA23YB D AC CORD 1 E EJ 11 RKMW0011C S TOP CAB 1 12 RKSW0024L H BOTTOM CAB 1 E 12 RKSW0024M H BOTTOM CAB 1 EJ 12 RKSW0024N H BOTTOM CAB 1 EB 12 RKSW0024P H BOTTOM CAB 1 GN 13 RKWW0009C Q LED PANEL 1 ...

Страница 14: ...1B 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 ECBT0J223MS5 6 3V 0 022U 1 C31 ECA1CM220BV 16V 22U 1 C32 ECKR1H151KB5 50V 150P 1 C33 ECBT1H331KB5 50V 330P 1 C34 ECA1HM...

Страница 15: ...LED1 4HCR21532 LED DISPLAY 1 E EJ P1 RPK1894 GIFT BOX 1 E P1 RPK1895 GIFT BOX 1 EB P1 RPK1896 GIFT BOX 1 EJ P1 RPK1897 GIFT BOX 1 GN P2 RPF0164 PROTECTION BAG 1 P3 RPHW0001 MIRAMAT SHEET 1 PCB1 REPW0019B P C B ASS Y 1 RTL E PCB1 REPW0019C P C B ASS Y 1 RTL EB PCB1 REPW0019D P C B ASS Y 1 RTL EJ PCB1 REPW0019E P C B ASS Y 1 RTL GN Q3 Q4 2SC2001LTA TRANSISTOR 2 R1 R2 ERDS2TJ220T 1 4W 22 2 R3 ERDS2TJ...

Страница 16: ... 1 4W 8 2K 2 R36 37 ERDS2TJ152T 1 4W 1 5K 2 R38 39 ERDS2TJ562T 1 4W 5 6K 2 R42 43 ERDS2TJ272T 1 4W 2 7K 2 R46 ERDS2TJ101T 1 4W 100 1 S1 S6 EVQ21405R SW 6 S11 K0D123B00039 BAND SWITCH 1 T1 G4C3AAH00002 POWER TRANSFORMER 1 T3 RLI2B458 M AM IFT COIL 1 VC1 F6D4DEBB0001 VARIABLE CAPACITOR 1 VR1 EVNDXAA03B25 VARIABLE RESISTOR 1 VR2 D2BFC14Z0001 VOLUME 1 8 Cabinet Parts Location 16 ...

Страница 17: ...9 Packaging 17 ...

Страница 18: ...K0304YH 18 ...

Страница 19: ...RVD1SS133TA A Ca Anode Cathode RL1N4003S P A Ca Anode Cathode MTZJ6R8BTA MTZJ10BTA A Ca Anode Cathode E C B 2SC2001LTA C1BA00000360 1 4 8 5 RVILM8560B TA2111N 28PIN 24PIN No 1 ...

Страница 20: ...C34 C36 C31 CF1 CF3 C24 R23 C48 J30 J32 R24 C26 C25 J40 32 VR2 R38 AM FM MONO FM ST J31 L6 C16 D1 W1 L8 L7 R20 4 3 2 1 C53 C52 J22 C14 S5 ALARM CT1 4 CT1 3 VC1 1 VC1 2 CT1 1 CT1 2 VC1 4 VC1 3 AC IN 230V E EJ 230 240V EB GN 50Hz CAUTION RISK OF ELECTRIC SHOCK AC voltage line Please do not touch this portion T1 Power transformer REPW0019B E REPW0019C EB REPW0019D EJ REPW0019E GN REPW0019B E REPW0019...

Страница 21: ... C21 L9 L8 82 R24 CP1 1 2 3 4cm 4Ω SPEAKER 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 D15 0 01 C16 1 2K R13 1000 16V C9 C11 0 022 R15 2 2K R21 56 33 R20 C18 16V220 C17 0 01 RVD1SS133TA D6 REGULATOR 2SC2001LTA Q3 4 7K R5 2 2K R3 MTZJ10BTA D5 16V22 C6 4 7K R4 C4 9V 8 7 6 5 4 3 2 1 IN BTL ...

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