Alpine 7906r User manual

SERVICE

MANUAL

ZILPIN

Digital

FM/MW/LW/RDS

Compact

Disc

Player

age

DIGITAL

AUDIO

REVISED

e@

Serial

Numbers

between

No.

10718001B

and

No.

10920500B,

after

No.

11021001M.

@

This

service

manual

contains

only

the

differences

from

the

Service

Manual

7906R

(68P31588W02).

e@

For

the

CD

player

mechanism

parts

(DP24A210)

of

this

model,

refer

to

the

Service

Manual

«

DP-S

Series

(68P13315W04).

P

"]

ae

6

REPEAT

|

SCAN

TUNER/COMPACT

DISC

PLAYER

7906R

Contents

SRE

CICT

OMS

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cee

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cats

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Seana

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cb

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ves

bas

kei

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vs

ogee

Gousas

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ores

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are

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5106

Parts

Layout

on

P.

C.

Boards

and

Wiring

Diagram

(1/2)

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7to9

Parts

Layout

on

P.

C.

Boards

and

Wiring

Diagram

(2/2)

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10

to

12

SIG

IAG

AUC

DAI

ATTN

(LSD

treet

copay

ces

cSeste

ad

sea

babe cena

acaed

map

abt

cokes

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hae

daiern

Sheed

aden

etn

dade

13

to

15

SDC

CV

tH

EAI

ATT

GIO)

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vine

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aap

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to

18

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(8/09)

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to

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tie

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to

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NECUIGENS

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al

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envi

0

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tah

taend

ees

Laces

Atop

ome

ae

25

to

34

Fe

SIDI

VIQWE

CC

GIO

RGU

cas

rcpetcets

cat

ala

aan

SiS

aa

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LaRoche

lbs

i

oc

cas inl

35

to

36

DBDINOU

ASS

QIAN

PEIN

SSL

IST

apis,

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ecard

tertgti

ite

casce

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iateauera

nese

ain

itis

dase

eta

AO

a

08

SS

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me

tee

ee

37

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Assembly

Parts

Uist

sis

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caine

geist

tion

aesbotiat

ag

Rl

cose

Need

a

atiacaes

BONE

ee

oh

enon

aees

ce

cee

eta

38

Semi

-

Conductor

Lead

Identifications

(Only

difference)

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sees

39

Spare

Schematic

Diagram

Inserted.

Specifications

<CD

SECTION>

Optical

(Compact

Disc

System)

Quantizing

Bit

Number

16

Bit

Linear

System

Distortion

(at

1kHz)

Freguency

Response

(Ref.

1kHz)

0+43dB

(17Hz)

0+2dB

(127Hz~10.007kHz)

0+4dB

(19.997kHz)

Separation

(at

1kHz)

De-Emphasis

(Ref.

1kHz)

AkHz

:

-20

+

2dB

16kHz

:

-20+2dB

Noise

Level

(at

VOL.

Min)

Currents

(at

Play)

Tone

Control

Effect

Bass:

+14+3dB

(100Hz)

Treble:

+13

+3dB

(10kHz)

<FM

SECTION>

Intermediate

Frequency

Range

Usable

Sensitivity

(Mono

30dB

S/N,

at

98.1MHz)

Limiting

Sensitivity

(-10dB,

at

98.1MHz)

S/N

Ratio

(Stereo

at

98.1MHz)

image

Rejection

(at

106.1MHz)

iF

Rejection

(at

90.1MHz)

Distortion

(Input

1mV

at

98.1MHz)

Frequency

Response

(Ref.

400Hz,

at

98.1MHz)

10.7

+0.1MHz

87.5~108MHz

100Hz:0+43dB

10kHz

:-12+3dB

Stereo

Separation

(Ref.

1kHz,

at

98.1MHz)

SK

Sensitivity

(at

98.1MHz)

PS

Sensitivity

(at

98.1NHz)

TP

Sensitivity

(at

98.1MHz)

<MW

SECTION>

Intermediate

Frequency

Range

Sensitivity

(20dB

S/N,

at

999kHz)

S/N

Ratio

(at

999kHz)

Image

Rejection

(at

1,404kHz)

IF

Rejection

(at

603kHz)

Distortion

(at

999kHz)

Frequency

Response

(Ref.

400Hz,

at

999kHz)

slag

didehimbentnere

gin

ata

toad

ele

cae

are

Sanans

ORS

e

Ns

habe

BTa

eee

ale

GRAS

PRIDE

Peak

tee

Bde

nak

Nave

531~1,602kHz

100Hz:

-3

+

4dB

4kHz:-12

+

6dB

econ

<LW

SECTION>

Intermediate:

Frequency’

o:

oe

'es

Samira

ait

ada

AR

oe

Re

OI

Chan

eA

Le

eee

ny

450kHz

Frequency

Range

i235.

h2cicee

cee

eee

eo

pee

yA

Le

yee

ee te

oe

diem

ee

hed

el

ne

ede

153~281kHz

Sensitivity

(20dB

S/N,

at

216KHZ)

2.20.1

nnn

nee

ete

es

41dB

SiN:Ratio:

(at-216kKHZ)’

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50553006.

foe

Sk

ees

ecu

deeded

ore

diveddead

ange

detbaddy

teen

die

blatassnttan

eed

sales

40dB

image

Rejection:

(at.

216KHZ)"

2.

ncn

loss

bier

ast:

oe

tedanlty

statins

oe

SSE

ee

Eee

eee

teddy

e

qua

ees

itts

50dB

IF-Rejection:(at'2

16KHZ)

2.5.5.

5545.

04s

oak

eek

ee

eee

Ngee

eek

Doe

de

LR

Sha

ie

eal

Santee

eee

a

ome

50dB

Distortion

(at!

21GKAZ)®

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sa

ced

dadigaddng

oe

ni

gente

LY

hadawiel

gee

amet

Pe

aa

ea

eeeee

a

een

2%

Frequency

Response

(Ref.

400Hz,

at

216kKHZ)

........

00.

ent

n

eens

100Hz

:

-3

+

4dB

AkHz

:-12

+

6dB

<

GENERAL>

Power

Supply:

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sends

noe

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Dees

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Pre

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Output

Voltage/Impedance

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1.2V/10kohm

SOMICONGUCKOMS

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39

IC's,

91

Transistors,

25

Diodes,

14

Zener

Diodes

(O)

37

IC's,

94

Transistors,

25

Diodes,

14Zener

Diodes

(A)

Dimensions:

(WXxHSCD)).

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Gace

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Chassis

:

178

x50

153mm

Nose:

178x50x

15mm

Weight:<2nrst

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Semaraseedae

sete

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2.2kg

<COMPACT

DISC>

Track:

Pich

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calneks

Ai

ceil

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na

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baded

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ee

sa

ten

wen

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lee

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weme

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1.6m

Modulation:

Frequency:

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edie

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caged

cet

Peed

pared

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cuatirarand

sles

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hewaly

aes

A

44.1kHz

Transfer

Rates:

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by

save

eterna

Siem

eoaics

ale

Sime

etee

Pee

tsar

a

dounis

Eee

4.3218Mbit

/sec.

DIMENSIONS:

<2).c.25

aydakl

vat

aeinties

sae

el

alee

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ale

ee

tds

we

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ce

ater

ete's

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ararttaneratesa

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tide

wares

120/80

x

1.2mm

Notes:

Due

to

Continuing

product

improvement,

specifications

and

designs

are

subject

to

change

without

notice.

©:

Serial

Number

between

No.10718001B

and

No.10920500B

Model

Only,

4A:

Serial

Number

after

No.11021001M

Model

Only,

Others:

Common.

7906R

Block

Diagram

Q044

(A)

IC206,

Q512

FM

1

®

AUDIO

©

SOFT

MUTE

SWITCHING

1€010,

Q041

CONTROL

MULTI

PASS

FM

/MW/LW

TUNER

(FE001)

MUTEsFM

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DETECTOR

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ANTENNA

1CO06

RECEPTACLE

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FM

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IF

FM

MPX

&

NOISE

EN

FILTER

AMP

&

DET.

CANCELLER

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NT

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:

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‘

'

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1

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TREBLE

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1

1C007,

008

(CO)

AUDIO

ZERO

CROSS

RCA

OUTPUT

CONNECTOR

€®)

FRONT

-

LEFT

LO/DX

1K

SWITCHING

/

BASS

BALANCE

pe

1€202

1C203

t-----~~-.-

(()---------~--------

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L L

vt

F-

OUT/FM

—

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REAR

-

LEFT

BUFFER

PRE

PF,

AMP

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AMP

,

AMP

fi

Q006,

007

E

—_

©)

FRONT

-

RIGHT

1€251

HIGH

SPEED

B

WoLone

LPF.

yy

|

1€501

SWITCHING

P

DTS

&

RDS

DECODER

&

MUTING

:

el

=

are

ae

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REAR

-

RIGHT

ERROR

CORRECTION

Q819~822

LL

1C001,

Q004,

042

CONTROL

u-COM

|}

Q008,

009,

043

a

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SWITCHING

DRIVER

rc

vo

baal

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Q103

SEARCH

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LASER

SENSOR

OUTSIDE

LD

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CONTROL

SWITCH

MEMORY

CIRCUIT

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1C107

t

PD

O

1009,

Q503

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Q814,

817

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O

1301

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POWER

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HD201

Q815,

816

1€101

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ON

DIGITAL

OUT

REMOTE

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SERVO

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1C103~105

|

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Li

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PROCESSOR

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IN

PAUSE

1C601

MAIN

SYSTEM

CONTROL

(4-COM)

ACC

DETECTOR

BATTERY

CLAMP

END

©

SWITCH

(S301)

Joe

LIMIT

END

SWITCH

(S302)

Notes:

©

:

Serial

Number

between

No.10718001B

and

No.10920500B

Model

Only,

A

:

Serial

Number

after

No.11021001M

Model

Only,

Others

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Common.

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=

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Q801,

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back

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Music

of

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test

CD

(YEDS-18)

Alpine 7906R User manual

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