Sony CDX-454RF Service Manual
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Sony CDX-454RF Service Manual

Compact disc changer system
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CDX-454RF/454XRF
SERVICE MANUAL
Ver 1.1 2002.03
CD changer
System
Laser Diode Properties
Material
Wavelength
Emission Duration
Laser output power
* This output is the value measured at a distance of 200 mm from the
objective lens surface on the Optical Pick-up Block.
Transmitting
frequency
Input/output terminals
Current drain
Operating temperature
Dimensions
Mass
Sony Corporation
9-873-373-02
2002C0500-1
e Vehicle Company
C 2002.03
Published by Sony Engineering Corporation
Photo: CDX-454RF
SPECIFICATIONS
Compact disc digital audio system
GaAlAs
780 nm
Continuous
Less than 44.6 µW*
88.3 MHz/88.5 MHz/
88.7 MHz/88.9 MHz/
89.1 MHz/89.3 MHz/
89.5 MHz/89.7 MHz/
89.9 MHz (switchable)
Wired remote control
(8 pin)
RF signal (FM) output
Power input (3 pin)
800 mA (at playback)
800 mA (at disc loading/
ejecting)
–10°C to +55°C
(14°F to 131°F)
Approx. 262 × 90 ×
185 mm
× 3
× 7
3
5
3
(10
/
/
/
in.)
8
8
8
(w/h/d)
Approx. 2.1 kg (4 lb. 10 oz.)
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
Relay box
Input/output
Dimensions
Mass
Wired remote (RM-X82RF)
Dimensions
Mass
General
Supplied accessories
Design and specifications are subject to change
without notice.
COMPACT DISC CHANGER SYSTEM
US Model
Canadian Model
CDX-454RF
E Model
CDX-454XRF
CDX-444RF
MG-251A-137
KSS-720A
Aerial input terminal
Aerial output cord
CD changer input cord
Approx. 40 × 40 × 27 mm
× 1
× 1
5
5
1
(1
/
/
/
in.)
8
8
8
(w/h/d)
Approx. 140 g (5 oz.)
Approx. 122 × 36.5 ×
15.5 mm
× 1
×
7
7
5
(4
/
/
/
in.)
8
16
8
(w/h/d)
Approx. 255 g (9 oz.)
Disc magazine (1)
Parts for installation and
connections (1 set)
Table of Contents
loading

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Summary of Contents for Sony CDX-454RF

  • Page 1 Approx. 262 × 90 × Dimensions 185 mm × 3 × 7 in.) (w/h/d) Mass Approx. 2.1 kg (4 lb. 10 oz.) COMPACT DISC CHANGER SYSTEM Sony Corporation 9-873-373-02 2002C0500-1 e Vehicle Company C 2002.03 Published by Sony Engineering Corporation...

  • Page 2: Table Of Contents

    SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.

  • Page 3: Servicing Notes

    CDX-454RF/454XRF Ver 1.1 SECTION 1 SERVICING NOTES JIG ON REPAIRING NOTES ON HANDLING THE OPTICAL PICK- When repairing this set, connect the jig (cord) for RF output ex- UP BLOCK OR BASE UNIT tract (Part No. J-2502-058-1) and power supply (Part No. J-2502- 058-2) as the figure shown below.

  • Page 4: General

    CDX-454RF/454XRF SECTION 2 This section is extracted from instruction manual. GENERAL Location of controls Refer to the pages for details. Wired remote (RM-X82RF) 1 DISC (disc select) buttons 5, 6, 8 2 AMS (Automatic Music Sensor/manual search) control 6 3 D-BASS indication 7...

  • Page 5: Installation

    CDX-454RF/454XRF Installation Installation Instalaci n CD changer Changeur de CD Cambiador de discos compactos •Choose the mounting location carefully, observing the following: •Elija cuidadosamente el lugar de montaje teniendo en cuenta lo •Choisir l’emplacement de montage en tenant compte des —...
  • Page 6 CDX-454RF/454XRF Wired remote Mando a distancia al mbrico •Avoid mounting it where it may: •Evite montarlo donde pueda: — hinder normal driving activities. — estorbar las operaciones normales de — block the airbag (especially passenger-side) conducción. in operations. — bloquear el funcionamiento del “airbag”...

  • Page 7: Connections

    CDX-454RF/454XRF Connections Conexiones Conexiones Caution Pr cautions Precauciones •This unit is designed for negative ground 12 V DC operation only. •Cet appareil est uniquement conçu pour fonctionner sur 12 V CC •Esta unidad está diseñada para emplearse solamente con negativo a •Before making connections, turn the car ignition off to avoid short...

  • Page 8: Disassembly

    CDX-454RF/454XRF SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW Note 1: The process described in can be performed in any order. Note 2: Without completing the process described in , the next process can not be performed.

  • Page 9: Case (Upper. T), Front Panel Assy

    CDX-454RF/454XRF Note: Follow the disassembly procedure in the numerical order given. 3-2. CASE (UPPER. T), FRONT PANEL ASSY 3 screw (PTT2.6 × 6) 3 screw (PTT2.6 × 6) 4 lever (FLT. 838) 5 case (upper. T) 1 screw (PTT2.6 × 6) 3 screw (PTT2.6 ×...

  • Page 10: Fm Board

    CDX-454RF/454XRF 3-4. FM BOARD 4 cover (FM) 2 screw (ground) 1 screw (BVTT2.6 × 6) 5 FM board 3 cover (FM connector.T) 3-5. MAIN BOARD, SLIDE VARIABLE RESISTOR (ELEVATOR HEIGHT SENSOR) (RV202) 1 main flexible board (CNJ101) 5 two screws (FP)

  • Page 11: Elj Motor Assy (Elevator) (M104)

    CDX-454RF/454XRF 3-6. ELJ MOTOR ASSY (ELEVATOR) (M104) 1 screw (PTT2 × 4) 2 bracket (EVM.S) 3 ELJ motor assy (elevator) (M104) 3-7. ESCUTCHEON (T) 3 two claws 2 Remove the claw in the direction of arrow A . 4 Remove the ditch in the direction of arrow B .

  • Page 12: Chassis (U.s) Sub Assy

    CDX-454RF/454XRF 3-8. CHASSIS (U.S) SUB ASSY 2 Remove the edge in the direction 1 three screws of arrow A . (PTT2 × 4) 1 two screws (PTT2 × 4) 5 chassis (U.S) sub assy 1 screw (PTT2 × 4) 4 spring (SUT) 3-9.

  • Page 13: 3-10. Rf Board

    CDX-454RF/454XRF 3-10. RF BOARD 3 two screws (PS2 × 4) 4 RF board 3 two screws (PS2 × 4) 2 Remove four solders of the LSW board leads and spindle motor leads (M102). 2 Remove two solders of the sled motor leads 1 OP flexible board (CN102).

  • Page 14: Lsw Board, Spindle Motor (S) Sub Assy (M102)

    CDX-454RF/454XRF 3-12. LSW BOARD, SPINDLE MOTOR (S) SUB ASSY (M102) 8 two precision screws (P1.7 × 2.2) 3 spring (chucking) 6 retainer (disc) 1 precision screw (P2 × 2.5) 4 precision screw (P2 × 2.2) 5 bracket (CP) 2 LSW board 9 Remove the spindle motor (S) sub assy (M102) in the direction of the arrow.

  • Page 15: Assembly

    CDX-454RF/454XRF SECTION 4 ASSEMBLY • This set can be assembled in the order shown below. 4-1. ASSEMBLY FLOW 4-2. OPTICAL PICK-UP COMPLETE ASSY (Page 15) 4-3. GEAR (LOMINI) / (LOAD 1) ASSY (Page 16) 4-4. OPERATION CHECK (Page 16) 4-2.

  • Page 16: Gear (Lomini)/(Load 1) Assy

    CDX-454RF/454XRF 4-3. GEAR (LOMINI)/(LOAD 1) ASSY gear (LOAD 2) 2 Attach the gear (LOMINI) at the position shown in Fig. A. gear (LOMINI) shaft (rotary prevention C) chuck plate 1 Move the lever (LOCK 3A) fully in the direction of arrow B to move the chuck plate up.

  • Page 17: Mechanical Adjustments

    CDX-454RF/454XRF SECTION 5 MECHANICAL ADJUSTMENTS • Elevator Height (Address) Adjustment Adjustment Method: Note: This adjustments is necessary when the system controller (IC201), variable resistor (RV201), slider (R), slider (L), or chassis (ELV) 1. Load a disc magazine, and place the set vertically as shown was replaced for any repair.

  • Page 18: Electrical Check

    CDX-454RF/454XRF SECTION 6 ELECTRICAL CHECK Note: Focus Bias Check 1. This adjustment is performed with the set placed horizontally. 2. Power supply voltage: DC14.4 V (more than 3 A). Connection: 3. Be sure to use the disc “YEDS-18” parts code: 3-702-101-01, but only –...
  • Page 19 CDX-454RF/454XRF Tracking Offset Check Connection: – RF Board (Component Side) – oscilloscope (DC range) – TP (VC) IC101 TP (TE) Procedure: 1. Connect the oscilloscope to TP (TE) and TP (VC) on the RF board. 2. Put the set into play mode by loading the disc (YEDS-18).
  • Page 20 CDX-454RF/454XRF MEMO...

  • Page 21: Diagrams

    CDX-454RF/454XRF SECTION 7 DIAGRAMS 7-1. BLOCK DIAGRAM – SERVO Section – FILTER 63 66 65 RF AMP, FOCUS/TRACKING ERROR AMP EMPHI IC101 AOUT1 LOUT L, R AIN1 DETECTOR SERIAL PCMD PCMDI DIGITAL FILTER, LOW-PASS GROUND ISOLATION & NOISE SHAPER FILTER...

  • Page 22: Block Diagram - Main Section

    CDX-454RF/454XRF 7-2. BLOCK DIAGRAM – MAIN Section – RV701 TRANSMITTER MODULATION CN703 SENSITIVITY L, R PRE-EMPHASIS L. P. F. & LIMITER OUTPUT RF IN RF OUT (Page 21) MUTING RF AMP L. P. F. PRE-EMPHASIS L. P. F. BUFFER, AMP...

  • Page 23: Note For Printed Wiring Boards And Schematic Diagrams

    CDX-454RF/454XRF 7-3. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF • X : parts extracted from the component side.

  • Page 24: Printed Wiring Boards - Rf/Lsw Boards

    CDX-454RF/454XRF 7-4. PRINTED WIRING BOARDS – RF/LSW Boards – • See page 23 for Circuit Boards Location. (Page 26) IC101 IC201...

  • Page 25: 7-5. Schematic Diagram - Rf/Lsw Boards

    CDX-454RF/454XRF 7-5. SCHEMATIC DIAGRAM – RF/LSW Boards – • • See page 32 for Waveforms. See page 32 for IC Block Diagrams. (Page 28) The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont line with mark 0 are critical for safety.

  • Page 26: Printed Wiring Board - Main Board (Component Side)

    CDX-454RF/454XRF 7-6. PRINTED WIRING BOARD – MAIN Board (Component Side) – • See page 23 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D201 D202 D231 D306 D307 D309 D310 D311 D312 D313 IC101 IC201 IC301 IC303 IC401...

  • Page 27: Printed Wiring Boards - Main (Conductor Side)/Sw Boards

    CDX-454RF/454XRF 7-7. PRINTED WIRING BOARDS – MAIN (Conductor Side)/SW Boards – • See page 23 for Circuit Boards Location. • Semiconductor Location Ref. No. Location IC304 H-12 IC305 F-12 C148 C147 C146 IC305 IC304 (13) (13)

  • Page 28: Schematic Diagram - Main Board (1/2)

    CDX-454RF/454XRF 7-8. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • • See page 32 for Waveforms. See page 32 for IC Block Diagram. (Page 25) (Page 29)

  • Page 29: Schematic Diagram - Main (2/2)/Sw Boards

    CDX-454RF/454XRF 7-9. SCHEMATIC DIAGRAM – MAIN (2/2)/SW Boards – • • See page 32 for Waveform. See page 32 for IC Block Diagram. (Page 31) (Page...

  • Page 30: 7-10. Printed Wiring Board - Fm Board

    CDX-454RF/454XRF 7-10. PRINTED WIRING BOARD – FM Board – • See page 23 for Circuit Boards Location. FROM CAR ANTENNA RELAY BOX BATT MASTER UNIT REMOTE COMMANDER FM BOARD CN703 RM-X82RF OUTPUT FM BOARD (CONDUCTOR SIDE) (COMPONENT SIDE) CN302 CN303...

  • Page 31: Schematic Diagram - Fm Board

    CDX-454RF/454XRF 7-11. SCHEMATIC DIAGRAM – FM Board – • • See page 32 for Waveforms. See page 32 for IC Block Diagram. (Page 29)
  • Page 32 CDX-454RF/454XRF • Waveforms • IC Block Diagrams – RF Board – – MAIN Board – – FM Board – – RF Board – 1 IC101 t; (FE) 1 IC701 qd (XOUT) 1 IC101 qh (RFO) 6 IC101 ih (XTAI) IC101 CXA2596M-T6...
  • Page 33 CDX-454RF/454XRF IC201 LA6576L-TE-L S-GND THERMAL SHUT DOWN CH2-4 INPUT MUTE2 MUTE VCC2 MUTE1 MUTE VLO– OUTPUT VIN4 CONTROL VLO+ VIN4– VO4+ VIN4+ LEVEL SHIFT VO4– VREF-IN VIN1/VREF VIN1 (VREF)-SW SWITCH VO3+ LEVEL VREF-OUT (CH1) SHIFT 5VREG VO3– – REG-OUT –...
  • Page 34 CDX-454RF/454XRF – MAIN Board – IC101 CDX2598Q 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 61 60 59 54 53 52 51 CLOCK GENERATOR BCKI ENPH EMPHI OP AMP ANALOG XVDD...
  • Page 35 CDX-454RF/454XRF – FM Board – IC701 BH1415F-E2 SHIFT REGISTER – L. P. F. PRE-EMPHASIS MUTE & LIMITER L. P. F. – PROGRAM COUNTER PHASE DETECTOR...

  • Page 36: 7-12. Ic Pin Function Description

    CDX-454RF/454XRF 7-12. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC201 CXP740056-011R (SYSTEM CONTROLLER) Pin No. Pin Name Description 1 to 3 — Not used AMUTE Audio line muting on/off control signal output “H”: muting on CDXLT Serial data latch pulse signal output to the DSP...
  • Page 37 CDX-454RF/454XRF Pin No. Pin Name Description CH.F Motor drive signal (save direction) output to the chucking motor drive “L” active CH.R Motor drive signal (chucking direction) output to the chucking motor drive “L” active ELVR Motor drive signal (elevator down direction) output to the elevator motor drive “L” active ELVF Motor drive signal (elevator up direction) output to the elevator motor drive “L”...

  • Page 38: Exploded Views

    Description Remark Ref. No. Part No. Description Remark X-3379-707-1 DOOR (L) ASSY (CDX-454RF) 1-792-045-21 CORD (WITH CONNECTOR) (ANT-OUT) X-3381-484-1 DOOR (L) ASSY (CDX-454XRF) 1-792-044-22 CORD (WITH CONNECTOR) (CD-OUT) 3-224-392-12 PANEL (L), FRONT (CDX-454XRF) A-3220-787-A WIRED COMMANDER (RM-X82RF) 3-224-392-41 PANEL (L), FRONT ((CDX-454RF) CNP501 1-792-596-13 CABLE (WITH CONNECTOR) (for RM-X82RF) 3-047-886-11 LEVER (FLT.

  • Page 39: General Section-2

    CDX-454RF/454XRF 8-2. GENERAL SECTION-2 MG-251A-137 RV202 not supplied not supplied not supplied supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-047-852-01 DAMPER (T) 3-041-218-21 ESCUTCHEON (T) X-3381-478-1 CASE (LOWER. T) ASSY...

  • Page 40: Mechanism Deck Section-1 (Mg-251A-137)

    CDX-454RF/454XRF 8-3. MECHANISM DECK SECTION-1 (MG-251A-137) mechanism deck section-3 mechanism deck section-2 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3378-091-1 CHASSIS (U. S) SUB ASSY 3-011-997-01 SPRING (STOPPER. LOWER) 3-024-161-01 SPRING (SUT) 7-685-781-09 SCREW +PTT 2X4 (S)

  • Page 41: Mechanism Deck Section-2 (Mg-251A-137)

    CDX-454RF/454XRF 8-4. MECHANISM DECK SECTION-2 (MG-251A-137) M104 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-024-170-01 SPRING (SB), TENSION * 154 3-014-685-01 SPACER (MO) * 152 3-040-790-02 BRACKET (EVM. S) M104 A-3301-123-A ELJ MOTOR ASSY (ELEVATOR) X-3378-092-7 CHASSIS (D.

  • Page 42: Mechanism Deck Section-3 (Mg-251A-137)

    CDX-454RF/454XRF 8-5. MECHANISM DECK SECTION-3 (MG-251A-137) mechanism deck section-4 M103 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 201 3-024-150-01 RETAINER (CHM) * 211 A-3290-194-L MAIN ASSY, CHASSIS (EVY) * 202 X-3378-080-1 BRACKET (CHM. D) ASSY...

  • Page 43: Mechanism Deck Section-4 (Mg-251A-137)

    CDX-454RF/454XRF 8-6. MECHANISM DECK SECTION-4 (MG-251A-137) not supplied M102 not supplied M101 not supplied The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety.

  • Page 44: Electrical Parts List

    CDX-454RF/454XRF SECTION 9 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 45 CDX-454RF/454XRF MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R310 1-216-841-11 METAL CHIP 1/16W C102 1-164-360-11 CERAMIC CHIP 0.1uF R311 1-216-839-11 METAL CHIP 1/16W C103 1-164-360-11 CERAMIC CHIP 0.1uF R312 1-216-841-11 METAL CHIP 1/16W C104 1-162-970-11 CERAMIC CHIP 0.01uF...
  • Page 46 CDX-454RF/454XRF MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C416 1-126-382-11 ELECT 100uF R141 1-216-834-11 METAL CHIP 1/16W R142 1-216-834-11 METAL CHIP 1/16W < CONNECTOR > R143 1-216-834-11 METAL CHIP 1/16W R144 1-216-834-11 METAL CHIP...
  • Page 47 CDX-454RF/454XRF Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C106 1-126-206-11 ELECT CHIP 100uF 6.3V R219 1-216-843-11 METAL CHIP 1/16W C107 1-162-915-11 CERAMIC CHIP 10PF 0.5PF R220 1-216-834-11 METAL CHIP 1/16W C108 1-124-779-00 ELECT CHIP 10uF...
  • Page 48 CDX-454RF/454XRF Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark PARTS FOR INSTALLATION AND CONNECTIONS ************************************** 3-040-583-21 BRACKET (T) * 502 X-3369-824-1 SCREW ASSY not supplied 1-792-043-12 CORD (WITH CONNECTOR) (POWER) A-3301-964-A RELAY BOX ASSY 1-792-045-21 CORD (WITH CONNECTOR) (ANT-OUT)
  • Page 49 CDX-454RF/454XRF MEMO...

  • Page 50: Revision History

    CDX-454RF/454XRF REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2001.11...

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