Alpine CDA-9852RB Manuale utente

SERVICE MANUAL

RDS MP3/WMA CD Receiver

12 / 05-A

(CDA-9852RB)

68E38999S01

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

The following cautions will prevent accidents in the workplace and will ensure safe products.

*The symbols indicate caution is needed to prevent injuries and damage to property.

The symbols and their meanings follow.

*The following symbols indicate two levels of cautions.

When you see this symbol, you have to be very careful.

When you see this symbol, you have to follow the instructions there.

Do not look squarely into the laser light

Fuse Caution

coming from the pickup. Always use a designated fuse.

You may loose you sight. Use of an incorrect fuse may result in a fire.

Do not allow wiring to be caught in the Battery Caution

screw/chassis. Use the designated battery.

If wiring is caught in the screw/chassis, it may Confirm the correct polarity and seat of the

cause a short circuit, resulting in a fire. battery.

An incorrect battery or an improperly connected

or seated battery may result in a fire.

High Temperature Caution Designated Parts Caution

Touching the heat sink may cause severe burns. Look up the part list and ensure that only

designated parts are used to prevent problems or

accidents.

Reverse Power Supply Connections o

Wiring Caution

Misconnections Caution Ensure that the wiring is correct when rewiring to

Reverse power supply connections or prevent problems with ignition/breakdown.

misconnections may cause ignition problems and

smoke may result.

Soldering Caution Wear Glove

Hot solder from solder splash may cause severe Wear gloves to prevent electrical shocks or injury

burns. from the end face of the metal.

If you ignore this symbol and handle the product incorrectly or unsafely,

injury or only material damage may result.

If you ignore this symbol and handle the product incorrectly or unsafely,

serious injury or death may result.

Warning

Caution

Warning

Caution

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

Contents

Packing Assembly Parts List

Packing Method View

Specifications

5 to 7

Extension Cable

Block Diagram

9 , 10

Parts Layout on P.W.Boards and Wiring Diagram

11 to 15

Schematic Diagram

16 to 23

Terminal Voltage of IC/TR

24 to 43

Description of IC Terminal

44 to 47

Exploded View (Cabinet)

Exploded View (CD Deck Mechanism) (DP23S8DA)

NOTE : Due to continuing product improvement, specifications and designs are subject to

change without notice.

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

Packin

Assembl

Parts Lis

Packing Method View

Part No. Description

101-1 03S60820Y16 SCR,MCH 5X8 ZN A

101-2 36A02449K01 CAP,RUBBER(A)

101-3 03A60836Y01 SCR,CUS 5X7 ZN A

101-4 03S70691Y11 SCR,B-T 1.7X8 ZB A

102 15D00529K02 CASE,INNER

103 15D01798K03 CARRYING,CASE

104 09-02252Z01 ASSY,ANIC-0007-01B

#1 105 68-04123Z53 O/M AOEU AOTA

$1 105 68-04123Z53 O/M AOEU AOTA

%1 105 68-04123Z56 O/M AOEU AOTA

%1 106 09-05915Z01 ASSY,ANID-0002-02A

NOTE : #1 : For CDA-9852RB Model Only,

$1 : For CDA-9852RR Model Only,

%1 : For CDE-9850Ri Model Only,

Others:Common.

No.

Symbol

101 -1 101 -2 101 -3 101 -4

X4 X1

104

106 %1

104

101

102

TOP Side

105

103

106 %1

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

Specifications

< FM RADIO >

Intermediate Frequency 10.7±0.1MHz

Frequency Range 87.5 to 108.0MHz

Usable Sensitivity (30dB S/N, Mono, at 98.1MHz) 20.2dBf

-3dB Limiting Sensitivity (at 98.1MHz) 20.2dBf

Residual Noise (Ref. 400Hz, at 98.1MHz) 25±10dB

S/N Ratio (at 98.1MHz) Stereo : 50dB

Mono : 55dB

Image Rejection (at 106.1MHz) 50dB

IF Rejection (at 90.1MHz) 50dB

Distortion (Input 60dBu, at 98.1MHz) 1.0%

Frequency Response (Ref. 400Hz, at 98.1MHz) 100Hz : 0±3dB

10kHz : -11±3dB

Stereo Separation (1kHz, at 98.1MHz) 20dB

PS Sensitivity (at 98.1MHz) 36.2dBf

< MW RADIO >

Intermediate Frequency 1st : 10.7MHz

2nd : 450kHz

Frequency Range 531 to 1,602kHz

Usable Sensitivity (20dB S/N, at 999kHz) 35dB

S/N Ratio (at 999kHz) 44dB

Image Rejection (2nd IF, at 1,404kHz) 50dB

IF Rejection (2nd IF, at 603kHz) 40dB

Distortion (at 999kHz) 1.0%

Frequency Response (Ref. 400Hz, at 999kHz) 100Hz : -1 +3/-5dB

4kHz : -12 +6/-8dB

< LW RADIO >

Intermediate Frequency 1st : 10.7MHz

2nd : 450kHz

Frequency Range 153 to 281kHz

Usable Sensitivity (20dB S/N, at 216kHz) 42dB

S/N Ratio (at 216kHz) 40dB

Image Rejection (2nd IF, at 270kHz) 40dB

IF Rejection (2nd IF, at 162kHz) 50dB

Distortion (at 216kHz) 1.5%

Frequency Response (Ref. 400Hz, at 216kHz) 100Hz : -1 +4/-5dB

4kHz : -12 +6/-8dB

< CD SECTION >

System Optical (Compact Disc System)

Channel Balance (1kHz) CD : TCD-782 : 0±3dB

MP3 : SCD-5100 (FOLDER4-128kbps) : 0±3dB

WMA : SCD-5100 (FOLDER10-128kbps) : 0±3dB

Distortion (1kHz) CD : TCD-782 : 0.3%

MP3 : SCD-5100 (FOLDER4-128kbps) : 0.3%

WMA : SCD-5100 (FOLDER10-128kbps) : 0.3%

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

Frequency Response (Ref. 1kHz, 0dB) CD : TCD-782 : 17Hz : 0±3dB

127Hz : 0±2dB

10.007kHz : 0±2dB

19.997kHz : -1±4dB

MP3 : SCD-5100 (FOLDER4-128kbps) : 17Hz : 0±3dB

127Hz : 0±2dB

10.007kHz : 0±2dB

19.997kHz : -1±4dB

WMA : SCD-5100 (FOLDER10-128kbps) : 17Hz : 0±3dB

127Hz : 0±2dB

10.007kHz : 0±2dB

19.997kHz : -1±4dB

S/N Ratio CD : TCD-782 : 85dB

MP3 : SCD-5100 (FOLDER4-128kbps) : 85dB

WMA : SCD-5100 (FOLDER10-128kbps) : 85dB

Separation (1kHz) CD : TCD-782 : 55dB

MP3 : SCD-5100 (FOLDER4-128kbps) : 55dB

WMA : SCD-5100 (FOLDER10-128kbps) : 55dB

De-Emphasis (Ref. 1kHz, 0dB) CD : TCD-782 : 4kHz : -20±3dB

16kHz : -20±3dB

< CD Deck Mechanism >

Test Disc CD-DA : ALMEDIO* TCD-782

CD-R : ALMEDIO* TCD-R082LMR

CD-RW : ALMEDIO* TCD-W082W / TCD-W082L / TCD-W082H

(* Former maker name : A-BEX, New maker name : ALMEDIO)

RF Waveform Amplitude 1.2±0.5Vp-p

Quantity of Jitter Less than 30nsec

Measurement Angle Range Front and Rear : -15°~75°

Right and Left : ±45°

Laser Current Initial value ±5mA

(The initial value of laser current is indicated on the Flexible Cable.)

< Pickup >

Wave Length 795nm

Laser Power CLASS I

< GENERAL >

Power Supply DC14.4V

Power Output (TCD-782 (1kHz, 0dB), T.H.D. 10%) / Impedance 18W / ch / 4 ohm

Pre Output (TCD-782 (1kHz, 0dB), T.H.D. 1%) / Impedance 6 +3/-2dBV / ch / 10k ohm

Back Up Current (ACC OFF After 1 minute) 5mA

Dimensions (W x H x D) Chassis : 178 x 50 x 162mm

Nose : 188 x 58 x 23.3mm

Weight 1.6kg

NOTE : Due to Continuing product improvement, specifications and designs are subject to change without notice.

CDA-9852RB/CDA-9852RR/

CDE-9850Ri

< Special DISC Playability >

Use DISC Initial performance standard

CD-DA Standard disc ALMEDIO* TCD-782 Most inner and most outer reproduce,