Panasonic RC-Q500 Service Manual
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Panasonic RC-Q500 Service Manual

Panasonic RC-Q500 Service Manual

Fm-lw digital clock radio
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SPECIFICATIONS
Frequency Range
FM
LW
Intermediate Frequency
LW
FM
Sensitivity
FM
LW
Power requirement
AC
Power consumption
Memory back-up battery for
clock
Power output
Speakers
Dimensions (W x H x D)
Weight
Notes:
All manuals and user guides at all-guides.com
RADIO
GENERAL
1. Weight and dimensions shown are approximate.
2. Design and specifications are subject to change without notice.
Order No. MD0005083C2
FM-LW Digital Clock Radio
(S)..........Silver Type
65-108 MHz
148.5-285 kHz
459 kHz
10.7 MHz
15 dB/50 mW
56 dB/m/50 mW
230 - 240 V, 50 Hz
5 W
9 V (6 F22/6LR61, S-006P)
300 mW (RMS...Max.)
8 cm (16
)
231 x 60 x 153 mm
689 g without batteries
RC-Q500
Colour
EP....East Europe

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  • Page 1 All manuals and user guides at all-guides.com Order No. MD0005083C2 FM-LW Digital Clock Radio RC-Q500 Colour (S)..Silver Type EP..East Europe SPECIFICATIONS RADIO Frequency Range 65-108 MHz 148.5-285 kHz Intermediate Frequency 459 kHz 10.7 MHz Sensitivity 15 dB/50 mW 56 dB/m/50 mW...

  • Page 2: Operation Checks And Main Component Replacement Procedures

    All manuals and user guides at all-guides.com 2000 Matsushita Electronics (S) Pte. Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. 1. Operation Checks and Main Component Replacement Procedures “ATTENTION SERVICER” Some chassis components maybe have sharp edges. Be careful when diassembling and servicing.
  • Page 3 All manuals and user guides at all-guides.com Step 1 Remove 6 screws. Step 2 Remove the volume knob. Step 3 Remove the top cabinet in the direction of arrow Step 4 Release the 2 claws in the direction of arrow.
  • Page 4 All manuals and user guides at all-guides.com Step 5 Remove CP1 by pressing down the connector. Note: Please switch AL1 and AL2 to the left side when assemble back the set. 1.2. How to set a dial pointer Step 1 Install the dial pointer and align the pointer to the “0” point as shown above.

  • Page 5: Measurements And Adjustments

    All manuals and user guides at all-guides.com Step 2 Install the tuning knob as shown above. Note: Turn the tuning knob to the extreme left when installing. 2. Measurements and Adjustments 2.1. ALIGNMENT INSTRUCTIONS READ CAREFULLY BEFORE ATTEMPTING ALIGNMENT 1. Set power source voltage to 230 V AC. 2.
  • Page 6 All manuals and user guides at all-guides.com Signal Generator or Sweep Generator Radio Dial Indicator Adjustment Remarks Setting (Electronic (Shown in Fig.1) Connections Frequency Voltmeter or oscilloscope) Fashion a loop of 136 kHz Tuning Connect vert. L54 (LW OSC Adjust several turns of capacitor fully amp.
  • Page 7 All manuals and user guides at all-guides.com Signal Generator or Sweep Generator Radio Dial Indicator Remarks Adjustment(Shown Setting (Electronic Connections Frequency in Fig.1) Voltmeter or oscilloscope) Connect to test 63.7 MHz Variable Connect vert. L53 (FM OSC [*2] point TP18 through capacitor fully amp.
  • Page 8 All manuals and user guides at all-guides.com 3. Type Illustration of IC’s, Transistors and Diodes 4. Wiring Connection Diagram...

  • Page 9: Terminal Functions Of Ics

    All manuals and user guides at all-guides.com 5. Terminal Functions of ICs - IC1 (LM8652) Clock LSI...
  • Page 10 All manuals and user guides at all-guides.com Mark Function 1~13 Segment O Output terminals for signal output segment drive signals Colon output — Not used I Power supply input CR OSC O Outputs an oscillating signal source necessary for the time base during back-up operation and operates the time counter.

  • Page 11: Schematic Diagram

    All manuals and user guides at all-guides.com S10), the speed increases. Mark Function ON/OFF I By turning on S5, the input is VSS (high signal) and the mode switches to Radio on mode. By turning on S4, the input is VDD (low signal) and the mode is now switch to the Radio off mode.
  • Page 12 All manuals and user guides at all-guides.com SW2: DOZE SWITCH SW3: SLEEP SWITCH SW4: POWER/TIME SET SWITCH SW5: RADIO ON SWITCH SW6: ALARM 1 DISPLAY SWITCH SW7: ALARM 2 DISPLAY SWITCH SW8: TIME SET FWD SWITCH SW9: TIME REVERSE SWITCH SW10: TIME SET FAST SWITCH SW11: RADIO/OFF SWITCH SW12: BUZZER/OFF SWITCH...

  • Page 13: Printed Circuit Board

    All manuals and user guides at all-guides.com - Ground the soldering iron. - Do not touch the pins of IC, LSI or VLSI with fingers directly. 7. Printed Circuit Board (This printed circuit board diagram may be modified at any time with the development of new technology.) 8.
  • Page 14 All manuals and user guides at all-guides.com Ar : Arabic : Canadian French : Czech : Danish Du : Dutch : English : French Ge : German : Italian : Korean : Polish Ru : Russian Sp : Spanish Sw : Swedish : Traditional Cn : Simplified Chinese Chinese...
  • Page 15 All manuals and user guides at all-guides.com 8.1.2. Cabinet Parts List Ref. No. Part No. Part Name & Description Remarks CABINET AND CHASSIS RKMX0004D-S TOP CABINET RKSX0004V-S BOTTOM CABINET RAS8P03-U SPEAKER RGBX0005-S SLIDE KNOB RGJX0004-D POINTER RGUX0011-H TIME SET BUTTON RGWX0006-S VOLUME KNOB RGXX0005-H...
  • Page 16 All manuals and user guides at all-guides.com Ref. No. Part No. Part Name & Description Remarks RVD1SS133TA DIODE RVD1SS133TA DIODE RVD1SS133TA DIODE RVD1SS133TA DIODE RVDMTZ6R8BTA DIODE RVD1SS133TA DIODE SVC251SPA-AC DIODE D101 RVDMTZ5R1BTA DIODE VARIABLE RESISTORS QVNB3A00B224 VARIABLE RESISTOR VR50 EVJF8AF20A14 VARIABLE RESISTOR VARIABLE CAPACITOR VC50...
  • Page 17 All manuals and user guides at all-guides.com Ref. No. Part No. Part Name & Description Remarks WIRES RJC99029 WIRE RESISTORS ERDS2TJ122T 1.2K 1/4W ERDS2TJ472T 4.7K 1/4W ERDS2TJ222T 2.2K 1/4W ERDS2TJ103T 10K 1/4W ERDS2TJ103T 10K 1/4W ERDS2TJ103T 10K 1/4W ERDS2TJ103T 10K 1/4W ERDS2TJ683T 68K 1/4W ERDS2TJ562T...
  • Page 18 All manuals and user guides at all-guides.com Ref. No. Part No. Part Name & Description Remarks ECKR1H103ZF5 0.01 50V ECEA0JU102B 1000P 6.3V ECEA1EU101B 100 25V ECEA1CU330B 33 16V ECEA1CU102E 1000P 16V ECEA1CU221B 220 16V ECBT1H102KB5 1000P 50V ECBT1H102KB5 1000P 50V ECBT1C472MR5 4700P 16V ECBT1C472MR5 4700P 16V ECBT1E223ZF5...
  • Page 19 All manuals and user guides at all-guides.com Ref. No. Part No. Part Name & Description Remarks C107 ECBT1C122MR5 1200P 16V 8.3. Packing Materials & Accessories Parts List Ref. No. Part No. Part Name & Description Remarks PACKING MATERIALS RPK1385 GIFT BOX RPHW0001 PROTECTIVE PAD XZB30X25A04...
  • Page 20 All manuals and user guides at all-guides.com...
  • Page 21 All manuals and user guides at all-guides.com...
  • Page 22 All manuals and user guides at all-guides.com RLYQ30S1W-F LED DISPLAY 4HCR21532 PRINT COIL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 RLI2B009-T 220P 1200P RLV1C001-0 RLI4B153-T LM8562 50V0.1...
  • Page 23 All manuals and user guides at all-guides.com Printed in Singapore / P000500200 PRT/H/K/E/J...

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