Download Print this page

Kenwood AR-404 Service Manual

Hide thumbs

Advertisement

AUDIO RECEIVER
AR-404/KRF-A4030/
A4030E/A4030-S

SERVICE MANUAL

Indicator
Knob *
(B12-0385-04)
(K29-)
STANDBY
ON/STANDBY
POWER
ON
OFF
PHONES
Knob *
Phone jack
(K27-)
(E11-0127-05)
Phono jack
(E63-0068-15)
ANTENNA
AM
PLAY IN
PLAY IN
GND
FM
L
75Ω
R
PHONO
CD
AUX
Lock terminal board
Phono jack
(E70-0052-05)
(E63-0047-15)
* Refer to parts list on page 21 .
MULTI CONTROL
BALANCE
SOUND
A SPEAKERS B
BAND
Knob *
Knob *
(K29-)
(K29-)
Miniature phone jack
(E11-0293-05)
REC OUT
PLAY IN REC OUT PLAY IN
MD / TAPE1
TAPE2/
MONITOR
Phono jack *
(E63-)
© 2000-1/B51-5595-00 (K/K) 3174
Front glass *
(B10-)
INPUT SELECTOR
PTY
TA/NEWS
DISPLAY
SOURCE DIRECT
TAPE 2/MONITOR
AUTO
MEMORY
Knob *
Knob *
(K29-)
(K29-)
Power cord bushing
(J42-0083-05)
SPEAKERS
R
L
A
+
-
-
+
+
-
-
+
B
R
L
Lock terminal board
(E70-0047-05)
Panel *
(A60-)
VOLUME CONTROL
DOWN
UP
Knob *
(K29-)
AC power cord *
(E30-)
AC outlet *
(E03-)
70%

Advertisement

loading

  Also See for Kenwood AR-404

  Related Manuals for Kenwood AR-404

  Summary of Contents for Kenwood AR-404

  • Page 1: Service Manual

    AUDIO RECEIVER AR-404/KRF-A4030/ A4030E/A4030-S SERVICE MANUAL © 2000-1/B51-5595-00 (K/K) 3174 Indicator Knob * Front glass * Panel * (B12-0385-04) (K29-) (B10-) (A60-) VOLUME CONTROL STANDBY MULTI CONTROL INPUT SELECTOR BALANCE TA/NEWS DISPLAY SOUND SOURCE DIRECT TAPE 2/MONITOR ON/STANDBY POWER A SPEAKERS B...
  • Page 2: Table Of Contents

    AR-404/KRF-A4030/A4030E/A4030-S CONTENTS / ACCESSORIES / CAUTIONS Contents CONTENTS / ACCESSORIES / CAUTIONS..... 2 SCHEMATIC DIAGRAM .......... 11 CIRCUIT DESCRIPTION ..........3 EXPLODED VIEW ............20 ADJUSTMENT ............6 PARTS LIST..............21 PC BOARD ..............7 SPECIFICATIONS ............27 Accessories indoor antenna loop antenna (1) AC plug adaptor (1)
  • Page 3: Circuit Description

    AR-404/KRF-A4030/A4030E/A4030-S CIRCUIT DESCRIPTION 1. BACK UP DATA AND INITIAL STATE (2) TUNER • BAND ..........FM 1-1 BACK UP • PRESET CHANNEL...."--" (1) AMP • FREQUENCY......LOWER LIMIT VALUE • POWER........STANDBY K1.......FM:87.50MHz • INPUT SELECTOR .....TUNER AM:530kHz • BALANCE ........CENTER E1/E3 ......FM:87.50MHz •...
  • Page 4 AR-404/KRF-A4030/A4030E/A4030-S CIRCUIT DESCRIPTION 4. Microprocessor CXP82840-163Q, CXP82832-162Q (X09, IC51) 4-1 Microprocessor periphery block diagram diagram FL DISPLAY ED51 10-BT-216GK MATRIX X09, IC54 RDS IC SAA6579/R 16SEGMENT 10GRID E TYPE ONLY X05, IC2 (STANDBY) TUNER LC72131 POWER RELAY SPEAKER A RELAY...
  • Page 5 AR-404/KRF-A4030/A4030E/A4030-S CIRCUIT DESCRIPTION 4.2 Microprocessor pin descriptions: X09,IC51 Pin No. Pin name Description Active G9,G10 FL grid control (9,10). u-Com +5V power supply. RDS,CK RDS IC clock input control. (E type only) RDS,DT RDS IC data input control. (E type only) u-Com +5V power supply.
  • Page 6: Adjustment

    AR-404/KRF-A4030/A4030E/A4030-S ADJUSTMENT OUTPUT RECEIVER ALIGNMENT N o . I T E M INPUT SETTINGS ALIGN FOR F I G . S E T T I N G S S E T T I N G S P O I N T S...
  • Page 7: Pc Board

    PC BOARD (Component side view) TUNER UNIT X05-498X-XX X09 H/9 220-240V 110-120V 220-240V 110-120V X09 D/9 TUNED X09 E/9 ANTENNA Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 8 PC BOARD (Component side view) AUDIO UNIT SPEAKERS AC OUTLET TAPE2/MONITOR MD/TAPE1 PRE OUT PLAY IN REC OUT PLAY IN REC OUT PLAY IN PLAY IN PHONO SYSTEM CONTROL X09-6410-10 A/9 (J70-1366-11) R151 R152 R128 R105 R104 C119 R103 R126 R203 W140 R125...
  • Page 9 TUNER UNIT (X05-498X-XX) FM TUNING C40 2P LEVEL 10uH 0.01 [0.6V] FM/AM/MPX 10u16 SYSTEM IC 0.01 100K 4.2V 10u16 2.8V EMPHASIS 75uS: ON 50uS: OFF DECODER 50uS ANTI-BIRDIE [75uS] RF.AMP P-DET STEREO BUFF MUTE AM IF (K,P,M,X) TYPE PILOT 304KHz COMP FM FRONT-END A1 (W02-2622-05)
  • Page 10: Parts List

    (X05-498X-XX) AR-404 (X05-4980-11) DESTINATION R15,32 R27, R29, R72, C8,70,71, C30, C35,82,74, UNIT No. 77,79,80 89,90 COUNTRY ABB. U.S.A. 0-11 4.7K 6.2K 470P 0.022 0.033 CANADA DESTINATION W82, CF1,2 L4,5 L6,7 COUNTRY ABB. U.S.A. L72-0596 W02-2622 LA1837 F10-1129 (MS2) CANADA 3.6V 14.4V...
  • Page 11 AUDIO UNIT (X09-641X-XX) (A/9) 30 29 28 27 26 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 +5.6V +5.6V W155 S LEVEL +15V +15V STEREO R ch C122 0.01 X05- 14.7V INPUT SELECTOR L ch 14.2V +15V...
  • Page 12 X09-B/8 -CN9 AR-404 (X09-6410-10) DESTINATION R41, R53, R65,66, R71, R99, R114, R151, C1,2,17-26,31,32, C27, C37, C65, C96, C125, W1,2,64,155, W3,4,6,65,88, CN13,14, UNIT No. L1,2 COUNTRY ABB. 205,206 71-74,67,68,135,136 156,165,166 167-170 17,18 U.S.A. 0-10 100K 8.2K 2.2u50 100P 4.7u35 4700u75 56.5V CANADA 58.3V...
  • Page 13 DISPLAY UNIT (X09-641X-XX) (B/9) AR-404 (X09-6410-10) DESTINATION R503, R504, C503,508, W110,111 D503-505, DIGITAL LINE UNIT No. C521 C529 C541 S505 S511 S513 Q502 IC51 509,583 534,542,549 507,510,525 COUNTRY ABB. 114,115 SIGNAL LINE ED51 U.S.A. P.CALL P.CALL GND LINE 0-10 100P...
  • Page 14 S516 (G/9) (I/9) x4 or REMOTE ED51 A501 BALANCE DIMMER P.CALL P.CALL S514 S505 S511 S513 MULTI INPUT SOUND SOURCE DIRECT TAPE 2/MONITOR CONTROL SELECTOR S502 S503 S506 S518 S517 SPEAKERS BAND AUTO MEMORY S512 S501 S504 S510 S515 AR-404/KRF-A4030...
  • Page 15 Description Ref. No Parts No. ress Parts nation marks Parts nation marks ress H50-3617-04 ITEM CARTON CASE AR-404/KRF-A4030/A4030E/A4030-S H50-3618-04 ITEM CARTON CASE H50-3619-04 ITEM CARTON CASE A01-3733-01 METALLIC CABINET H50-3650-04 ITEM CARTON CASE A01-3733-01 METALLIC CABINET KPE1 A01-3734-01 METALLIC CABINET...
  • Page 16 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 17 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 18 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 19 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 20 Australia Canada China England Europe Germany Korea Malaysia MODEL ABB. Q1 ,2 UN4212 DIGITAL TRANSISTOR Q1 ,2 UN4212 DIGITAL TRANSISTOR AR-404 Q3 -6 2SC1740S(Q,R) TRANSISTOR KRF-A4030 Q3 -6 2SC3311A(Q,R) TRANSISTOR KRF-A4030E Q7 -10 2SA992(F,E) TRANSISTOR KRF-A4030-S Mexico PX/AAFES Russia Scandinavia...
  • Page 21: Specifications

    Weight (Net) ..........8.0 kg (17.6 lb) Notes: 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. 2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).
  • Page 22 Av. Moema, 170-17˚, Andar-Cobertura “B”, Ed. Maximum Service Center, 04077-020 Moema, São Paulo-SP-Brasil KENWOOD ELECTRONICS U.K. LIMITED KENWOOD House, Dwight Road, Watford, Herts., WD1 8EB., United Kingdom KENWOOD ELECTRONICS BELGUM N.V. Meachelsesteenweg 418, B-1930 Zaventem, Belgium KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembrücker Str.

This manual is also suitable for:

A4030eA4030-sKrf-a4030