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Kenwood RXD-803 Service Manual
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Kenwood RXD-803 Service Manual

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MINI HiFi COMPONENT SYSTEM
RXD-803/803E/853/853E/A83
SERVICE MANUAL
(XD-803~A83)**
Panel
(A29-1082-12)
Front glass
(B10-3582-02)
Knob
(K29-7722-04)
Phone jack
(E11-0280-05)
**Refer to page 2 if you want to know system configuration.
In compliance with Federal Regulations, following are repro-
ductions of labels on, or inside the product relating to laser
product safety.
STANDBY
I/
TIMER
DISPLAY/DEMO
SOUND
MENU
TUNING
CONTROL
MODE
BACK
SELECT
ENTER
PHONES
PUSH
OPEN
A
DECK
PLAY
© 2000-5/B51-5622-00 (K/K) 3633
DISC
DISC
DISC
VOLUME
CONTROL
DISC SKIP
OPEN/
CLOSE
REVERSE
MODE
REC/ARM
PUSH
OPEN
DECK
REC/PLAY
Illustration is RXD-853(M).
KENWOOD-Crop. certifies this equipment conforms to DHHS
Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM
Panel ass'y
(A60-1771-31)
1
2
3
TAPE EQ.
Knob
(K29-7721-04)
B
70%

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Summary of Contents for Kenwood RXD-803

  • Page 1 **Refer to page 2 if you want to know system configuration. Illustration is RXD-853(M). In compliance with Federal Regulations, following are repro- KENWOOD-Crop. certifies this equipment conforms to DHHS ductions of labels on, or inside the product relating to laser Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.

  • Page 2: Table Of Contents

    RXD-803/803E/853/853E/A83 CONTENTS / ACCESSORIES Contents CONTENTS / ACCESSORIES / CAUTIONS..... 2 PC BOARD .............. 13 EXTERNAL VIEW ............3 SCHEMATIC DIAGRAM .......... 19 DISASSEMBLY FOR REPAIR........3 EXPLODED VIEW ............35 BLOCK DIAGRAM ............4 PARTS LIST..............37 CIRCUIT DESCRIPTION ..........5 SPECIFICATIONS ........Back cover ADJUSTMENT ............11...

  • Page 3: External View

    RXD-803/803E/853/853E/A83 EXTERNAL VIEW Cover Metallic cabinet (F07-1692-01) (A01-3739-11) ANTENNA Lock terminal board (E70-0045-05) FRONT SPEAKERS (6-16 ) Lock terminal board (E70-0052-05) Pin jack SUPER 6CH. INPUT WOOFER (E63-0116-05) PRE OUT Pin jack (E63-0095-05) CENTER SPEAKER ( 6-16 ) FRONT Pin jack...

  • Page 4: Block Diagram

    B DECK A DECK DECK MECHA ERASE (X28) (X13) (X13) +12V BIAS PLL-DO Q13, PLL-CE BIAS TRAP FM75 MUTE PLL-CLK 14,16 PLL-DATA -10dB SPEAKERS PLAY/REC OTHER ch HEAD SW +12V DE-EMPH BA3126N S-LEVEL BASS REVISE (X14) CIRCUIT INPUT ATT. E/T TYPE TUNER H.P.

  • Page 5: Circuit Description

    RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION 1. Initialization (3) CASSETTE DECK • REVERSE MODE REVERSE 1-1 Setting of the Initial Conditions • TAPE A/B While pressing the [ENTER] key, plug the AC cord into AC • TAPE DIRECTION FORWARD wall outlet. (4) CLOCK •...
  • Page 6 RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION 3. Test Mode 3-1 Setting of the Test Mode AUX MODE AUX key+AC-ON TUNER MODE TUNER(BAND) key+AC-ON TAPE MODE TAPE A(< >) key+AC-ON CD MODE DISC3 key+AC-ON MENU key+AC-ON The oscillation diagnosis(existence of oscillation and measurement of period) of a sub clock is per- formed before the test mode is entered.
  • Page 7 RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION 3-3-4 CD Test Mode DISPLAY OPERATION CD-PLAY/PAUSE ** ** Tracking-servo on. (Change the mode Tracking-servo off. alternately by the stop key.) DISC 1 STOP Adjustment value/mean value (Cyclically changed in the TB value FB value stop mode only.)
  • Page 8 RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION 4-2 Key Matrix Input Voltage KEY1 KEY2 KEY3 Pin97 Pin95 Pin94 0.00 0.26 POWER EX. BASS REV. MODE 0.27 0.81 DISPLAY/DEMO KEY OFF 0.82 1.37 TUNING MODE CD PLAY/ PAUSE TAPE EQ. 1.38 1.94 MENU BAND OPEN/CLOSE 1.95 2.51...
  • Page 9 RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION ACTIVE Pin No. Pin Name Description EX CLK15 Clock output to expander IC(X13,IC15). PS LOAD Control port of shift/load for expander IC(X13,IC15). SHIFT LOAD PS IN Data input from expander IC(X13,IC15). EX CLK16 Clock output to expander IC(X13,IC16).
  • Page 10 RXD-803/803E/853/853E/A83 CIRCUIT DESCRIPTION 4-4 Description of expander IC TC74HC166AP(X13,IC15) Pin No. Pin Name Description NO USED A-PLAY A DECK Head Position Detection Switch Input H = OFF L = ON B-PACK B DECK Cassette Tape Detection Switch Input L = ON...

  • Page 11: Adjustment

    RXD-803/803E/853/853E/A83 ADJUSTMENT CD player adjustment INPUT OUTPUT PLAYER ALIGNMENT ITEM ALIGN FOR FIG. SETTINGS SETTINGS SETTINGS POINTS 1. While pressing the "DISC 3" key, turn the power on to enter the test mode. 2. Load a disc on disc 1 tray.
  • Page 12 PC BOARD (Component side view) X32-3800-10 A/4 (J70-1386-12) X32 D/4 X32 C/4 X32 B/4 Refer to the schematic diagram for the value of resistors and capacitors.

  • Page 13: Pc Board

    PC BOARD(Component side view) FRONT SPEAKERS SURROUND SPEAKERS SPEAKERS X07-3190-10 A/4 (J70-1401-11) SURROUND CENTER WOOFER SPEAKERS SPEAKER PRE OUT SURROUND X07 C/4 X07 D/4 CN14 CN13 W107 C121 W106 X07 B/4 W128 C106 W118 R208 CN10 C114 R227 R204 R232 C115 R205 R229...
  • Page 14 PC BOARD (Component side view) X13-7730-10 A/3 (J70-1408-11) W144 R260 R262 W175 CN11 R233 IC12 R234 R232 R235 R236 R239 R222 R211 DOLBY P.L L.P.F R266 R213 R228 R218 C209 W206 W103 W203 W205 CD L.P.F W213 IC17 C112 W210 C201 W105 IC18...
  • Page 15 PC BOARD (Component side view) X14-7190-10 A/2 (J70-1433-02) X28-3070-10 (J70-1434-12) PB/REC EQ R136 R128 VREF C112 C113 C120 X14 B/2 R126 C115 R129 Q24 Q23 PLAY-R PHOTO-A R124 PHOTO-B BEAT-C R123 BIAS R108 R142 R109 C109 R107 R110 PHONES R106 C108 R111 R143...
  • Page 16 R17 15K C23 10u16 EUROPE 2-71 C38 4.7u35 L-REC DECK A : 8.8V R144 2.4K R-PLAY-OUT L1 10mH RXD-803/853 (X28-307X-XX) DECK B : 0V DECK A : 0V C26 220P R18 15K C24 10u16 DECK B : 11.1V DESTINATION UNIT R-REC...
  • Page 17 To reduce the risk of electric CANADA : BA5936S +5.0V C55 1000P 9.1V shock, leakage-current or resistance measurements shall RXD-803/853 (X32-3802-71) : 2SA954(L,K) be carried out (exposed parts are acceptably insulated from : KTA1046 or DESTINATION UNIT C43,...
  • Page 18 (X13-773X-XX) (A/3) 17 16 15 14 13 12 11 8 7 6 5 4 3 2 1 12.2V 21.5V +12V +12V +12V +12V 12.2V 4.9V 5.0V 2.6V 1/4W 560P +20V 5.0V 12.2V TUNER PACK 2.6V +12V 4.9V 2.5V IC12 (BOTTOM VIEW) 4.332MHz +12V DEMODULATOR...

  • Page 19: Schematic Diagram

    (X13-773X-XX) (A/3) 4700P 5.0V 4700P +20V +20V +20V 4.5V 5.0V -34.0V TAPE 5.0V MUTING EXPANDER IC16 (BOTTOM VIEW) R263 R265 4.3V 5.6K C210 A : 0V A : 4.9V 100P B CrO2 : 0V B : 4.9V B : 0V B Nor : 4.7V IC15 LED V...
  • Page 20 175,186,190 COUNTRY ABB. EV DATA U.S.A. R244 220 L07-2761-05 CANADA EMPHASIS KEY GND C209 1000P R221 EPROM DATA HP-IN R245 47K RXD-803/853 (X13-773X-XX) EPROM CLK 2.2K HP-OUT DESTINATION UNIT C43, C45, R246 220 C101 C105 C136 C212 COUNTRY ABB. PROTECT...
  • Page 21 (X07-319X-XX) (A/4) POWER IC FLch/FRch -26.5V -55.0V C67 33P 100u63 100u63 C9 220P C18 3P 55.0V R80 220 1/4W R48 56K -51.8V 100u50 100u50 C42 100u63 C17 3P R47 56K C57 4700P 53.3V R121 33K R29 0.22 2W R31 0.22 2W FLch R37 1M R30 0.22 2W...
  • Page 22 COUNTRY ABB. U.S.A. 0-10 5A 125V 2.5A 125V Q1,2,5,6 : 2SC2878(B) CANADA R178 Q3,4,7,8 : 2SD2144S(U,V) 220 2W 26.5V Q9-12,26,27 : 2SC1845(F,E) RXD-803/853 (X07-319X-XX) R142 Q13,17 : DTC113ZSA or DESTINATION UNIT C21,22, C23,24, W47,48 8.2K UN4219 F4,5 31,32 33,34 104,105 COUNTRY ABB.
  • Page 23 R52 1 1/4W 5.0V +5V 22 GND 21 VREF 20 FL-DATA FL-CLK 18 4.9V FL-CE RXD-803/803E/853/853E/A83 (4/4) FLRST MCONT A 15 REMOTE SENSOR MCONT B STANDBY VOL B 13 47u10 VOL A 12 LEDSTB...
  • Page 24 RXD-803/803E/853/853E/A83 EXPLODED VIEW(CD MECHANISM) Parts with exploded numbers larger than 700 are not supplied.
  • Page 25 ANTENNA FRONT SPEAKERS DVD/VIDEO INPUT DVD/VIDEO INPUT DIGTAL OUT PUT (29P) or (33P) (17P) (X13-773) (X07-319) AC110 120V (A/4) AC220 240V (29P) or (33P) (17P) (X14-7190-10) (31P) (29P) SUPER (29P) WOOFER PRE OUT CENTER SPEAKER PHONES (X07) (C/4) STANDBY (X13) POWER (D/4) (X14)
  • Page 26 Description Description Ref. No Parts No. ress Parts nation marks nation marks ress Parts E30-2605-05 AC POWER CORD RXD-803/803E/853/853E/A83 E30-2717-05 AC POWER CORD E30-2829-05 AC POWER CORD A01-3739-11 METALLIC CABINET KPYMXT E30-2941-05 AC POWER CORD A01-3739-11 METALLIC CABINET RXD-853/E E30-2942-05...
  • Page 27 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 28 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 29 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 30 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 31 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 32 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 33 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. ne sont pas fournis. Teile ohne Parts No.
  • Page 34 England Europe Germany Korea Malaysia MODEL ABB. Add- Desti- Ref. No Parts No. Description ress Parts nation marks RXD-803 G09-0677-08 WIRE SPRING RXD-803E 1A,3B N09-3359-08 TAP TITE SCREW(2.6X6) N09-8014-08 SCREW RXD-853 D40-1663-05 TRAVERSE UNIT(KCTB5H) RXD-853E E35-2474-08 WIRE HARNESS(3P) RXD-A83 3A,3B...

  • Page 35: Exploded View

    Output Level / inpedance D : 390 mm (15-3/8") SUPER WOOFER .......... 2.0V / 600 kΩ Weight (net) ............8.3 kg (18.3 lb) 1.KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes Notes Notes 2.Sufficient performance may not be possible at very low temperatures (0°C or less).

This manual is also suitable for:

Rxd-853eRxd-803eRxd-853Rxd-a83

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