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Kenwood RXD-M47MP Service Manual

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COMPACT Hi-Fi COMPONENT SYSTEM
RXD-M47MP
QQ
3 7 63 1515 0
SERVICE MANUAL
(HM-437MP)
CD cover ass'y
(F07-2030-08)
Phone jack
(E63-1365-08)
Power knob
TE
L 13942296513
(K29-8426-08)
Display/Rec. knob
(K29-8428-08)
Search knob
(K29-8430-08)
Cass lid ass'y
(A53-2455-08)
www
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the product relating to laser
product safety.
.
Caution : No connection of ground line if disassemble
the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.
x
ao
u163
y
i
2 9
8
Q Q
3
6 7
1 3
1 5
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KENWOOD Corp. certifies this equipment conforms to DHHS
Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J.
.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
9 4
2 8
© 2004-10 PRINTED IN KOREA
B51-5934-00 (K/K) 715
EQ/Bass knob
(K29-8427-08)
0 5
8
2 9
9 4
2 8
CD/Tuner/Tape knob
(K29-8431-08)
Volume knob
(K29-8429-08)
Front cabinet
(A60-2427-08)
m
9 9
9 9
70%

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  Summary of Contents for Kenwood RXD-M47MP

  • Page 1 (A60-2427-08) u163 In compliance with Federal Regulations, following are repro- KENWOOD Corp. certifies this equipment conforms to DHHS duction of labels on, or inside the product relating to laser Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. product safety.
  • Page 2 RXD-M47MP 3 7 63 1515 0 CONTENTS / ACCESSORIES / CAUTIONS Contents CONTENTS / ACCESSORIES / CAUTIONS....2 SCHEMATIC DIAGRAM ..........13 EXTERNAL VIEW ............3 EXPLODED VIEW .............19 ADJUSTMENT .............4 SPECIFICATIONS........BACK COVER PC BOARD ..............9 Accessories Batteries (R6/AA) (2) Remote control unit (1)
  • Page 3 RXD-M47MP 3 7 63 1515 0 EXTERNAL VIEW Antenna cover (F07-2029-08) Rear cabinet (A80-4503-08) L 13942296513 Speaker terminal (E70-0196-08) AC power cord (E30-7343-08) u163...
  • Page 4 RXD-M47MP 3 7 63 1515 0 ADJUSTMENT SERVICE ADJUSTMENT Lubrication The mechanical parts are factory coated with a thin coat of light grease and should not require further lubrication. If a light grease is applied, be careful not to get any grease on the play/record head or erase head, hubs, pulleys, tapes reels, drive belts, or switches.
  • Page 5 RXD-M47MP 3 7 63 1515 0 ADJUSTMENT Play/Record and Playback Head Azimuth Adjustment To adjust the play/record and playback head azimuth screw: 1. Connect two (2) VTVMs and a dual trace scope to the stereo headphone jack (as shown) with a 32 ohm dummy load.
  • Page 6 RXD-M47MP 3 7 63 1515 0 ADJUSTMENT Tape Speed Adjustment 1. Set the function switch to TAPE. 2. Connect a frequency counter with a 32 ohm dummy load to the stereo headphone jack. (See Figure 3.) FREQUENCY COUNTER JK801 DUMMY LOAD Figure 3.
  • Page 7 RXD-M47MP 3 7 63 1515 0 ADJUSTMENT TUNER ALIGNMENT PROCEDURE Equipment needed: 1. AM Signal generator 2. FM Signal generator 3. DC Voltage meter 4. Oscilloscope 5. Output meter (VTVM) AM Alignment Step S/G Frequency Dial Setting Indicator Adjust Remarks 450 kHz (1 kHz 30% mod.)
  • Page 8 RXD-M47MP 3 7 63 1515 0 ADJUSTMENT FM Alignment: TEST UNIT GROUND METER Figure 6. FM Band Frequency Coverage Alignment Connect FM S/G to ANT inputs (mod 1 kHz 22.5kHz dev.) Step S/G Frequency Dial Setting Indicator Adjust Remarks 87.5 MHz...
  • Page 9 PC BOARD (Component side view) 3 7 63 1515 0 FRONT KEY SW107 POWER SW100 LED182 LED181 CN110 SW101 Q182 CN112 TUNER LED180 /BAND R169 R170 R171 SW102 R172 R161 C118 C117 C180 TAPE CN111 SW113 TIME SET TIMER ON/OFF SW108 SW104 SW109...
  • Page 10 PC BOARD 3 7 63 1515 0 MP3 (SIDE A) CN703 CN700 GND1 C779 C747 C733 C734 C735 C709 C710 C707 C713 C754 CN704 C768 L709 L708 C723 C722 C770 C705 C720 C719 C752 C782 C740 C724 C708 C706 C715 C711 C702 C704...
  • Page 11 PC BOARD (Component side view) 3 7 6 3 1 5 1 5 0 SPEAKERS AM ANT CN801 R811 R812 C821 POWER C822 CN802 CN202 R903 MAIN C902 FM ANT ZD901 C241 R902 C813 C200 C901 C904 Q902 R901 C817 C907 D907 C815...
  • Page 12 47uH 10uH +8.5V +8.5V MAIN- R800 R719 w w w CN805 Q - 5 C755 u 1 6 3 0.022 R702 C734 R716 1u50 CN700 MAIN- CN602 Q - 6 +3.3V +3.3V R701 C733 R718 1 Rch 1u50 RXD-M47MP,HM-437MP (1/3)
  • Page 13 RXD-M47MP MAIN 3 7 6 3 1 5 1 5 0 C237 U250 R229 100K C238 RCLK 390P QUAL R259 U801 R DATA R801 C803 VD201 C206 0.33u50 C254 0.022 X250 HEADPHONE T203 2.2u50 R257 C253 R803 R813 CN202 C227...
  • Page 14 RXD-M47MP COM/PIN # 3 7 6 3 1 5 1 5 0 COM0 COM-0 COM-1 COM1 COM2 COM-2 COM-3 P( ) COM3 DISPLAY LCD101 +5.6V +5.6V VSS2 LCD15 SEG10 F H I LCD14 SEG9 BOOT LCD13 SEG8 R140 22 LCD12...
  • Page 15 SW102 display timer timer on/of SW113 SW104 SW109 SW108 SW103 volume DOWN SW105 SW112 SW110 SW111 SW106 L 1 3 9 4 2 2 9 6 5 1 3 JK801 PHONES L902 T901 T902 u 1 6 3 RXD-M47MP...
  • Page 16 Desti- Add- Ref. No Parts No. Description Ref. No Parts No. Description ress Parts nation marks marks ress Parts nation POWER SUPPLY RXD-M47MP C901 CE04KW1C221M ELECTRO 220UF 16WV ✻ A05-0270-08 Speaker Box 00-00337-03 ✻ C902 C91-1706-08 CERAMIC 0.1UF ✻ B60-5521-08 I/B ‘Kenwood’...
  • Page 17 3 7 6 3 1 5 1 5 0 ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No.
  • Page 18 3 7 6 3 1 5 1 5 0 ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No.
  • Page 19 3 7 6 3 1 5 1 5 0 ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No.
  • Page 20 3 7 6 3 1 5 1 5 0 ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No.
  • Page 21 3 7 6 3 1 5 1 5 0 ✽ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Add- Desti- Ref.
  • Page 22: Specifications

    ......... 87.5 MHz ~ 108 MHz AM tuner section Notes: Tuning frequency range KENWOOD follows a policy of continuous advance- ......... 531 kHz ~ 1,602 kHz ments in development. For this reason specifications may be changed without notice. CD player section Sufficient performance may not be exhibited at ex- Laser ......