DEH 2000R djvu

Service

Manuał

DEH-2000R/X1N/EW

ORDER NO.

CRT2312

HIGH POWER CD PLAYER WITH RDS TUNER

XI N/GW

DGH-2000R

DEH-2030R XIN/GW DEH-2020R XIN/GR

COMPACT

DIGITAL AUDIO

#    See the separate manuał CX-916(CRT2300) for the CD mechanism description, disassembly and Circuit description.

#    The CD mechanism employed in this model is one of S8 series.

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PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.

PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1,9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936

K-ZZD. DEC. 1998 Printed in Japan

© PIONEER ELECTRONIC CORPORATION 1998

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(DEH-2000R/X1N/EW,

DEH-2030R/X1N/EW)

Notę: When ordering service parts, be surę to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”.

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Large size SCH diagram

1 4

5

6

7

8

3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(DEH-2020R/X1N/GR)

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IP BU5-+10C

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REAR

PREOUT

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3.3 FM/AM TUNER UNIT(DEH-2000R/X1N/EW, DEH-2030R/X1N/EW)

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3.4 FM/AM TUNER UNIT(DEH-2020R/X1N/GR)

Voltage of IC Terminals

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Mark	Band	Input Level
Nonę	-	-
FO	FM	OdBf
F65	FM	65dBf
F125	FM	125dBf

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21    FMRFVref

22    FMMIX1 i n1

23    FMM 1X1 i n2

24    FMWAGCin

25    RFVCC

26    FMIMMIXout

27    RFGND

2    8 FMIMAGCi n

29    FMAGCout_G2

30    FMAGCout_Di

31    AMUWAGCin

32    AMRFAGCout_Di

33    AMRFAGCout_TR

34    AMMIX1 i n2

3    5 AMM 1X1 i ni 3 6 SW2

3 7 AMRFAGC 3 8 MI X1 o u t1 3 9 MIX1o u t2 40 IF1GNID

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S    oo lu lu    cl    \ c\i o    o co

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OCO—ICOOOlOOO^-ClO

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3.5 KEYBOARD UNIT

LO

CD

csgi 111 DISPLY

S1B17    1

CSG1111

o o . co co

'=d^_

O O O O O co co co co co

LCD1801 i

KST5

	IL1801-1805
DE H-2000R/X1N/E W	CEL1549
DE H-2030R/X1N/E W DEH-2020R/X1N/GR	CEL1508

S1B1B 4 CSG1111

KST4

S1 B 0 3 CSG1110

S1 B 0 7 CSG1110

S1 B1 3 CSG1110

S1 B1 9 CS G111 0

KSTB

S1604 wroi CSG1110 VOL

, DOWN

S1 B0B CSG1110

VOL

UP

S1B14 BAND CSG1111

si 620 AUD I O

CSG1111

KST1

S1609 PTY CSG1110

EQ—

S1B15

CSG1111

EQ+

S1B21 CS G1111

KST3

E JECT

S1 B1 0 CSG1111

FUNC

S1B16

CSG1111

SOURCE

S1622 CS G1111

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KST2 KDT1 KDT2

KDT5

KDT4

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801 CAW1499

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C1B83 R1

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C1B84 R1

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C4;

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KST5 ,

KST4 ,

KST6 ,

KST1

KST4 .

KST2 , KDT1 , KDT2 , KDT4 , KDT4 -

MOD0Ł

KYDT B DPDT 9

REM I Ni 0

1_2_ KDT415 KDT514 KDT215 \KDT11 Ł \KSTB1 7 \KST51 0 \KST41 9 \KST320

\KST2

\KST1

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IC1801

PD6294A

KEY CONTROLLER Al LCD DR I VER

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90 SEG15 59 SEG14 50 SEG15 57 SEG1B 59 SEG17 55 SEG1B

54    SEG1 9/

55    SEG2B/ 52 SEG21

51 SEG22/

50 SEG25 49 SEG24/

40    SEG25 47 SEG2B/ 49 SEG27 45 SEG2B

44    SEG29/

45    SEG5B/ 42 SEG51

41    SEG52

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3.6 CD MECHANISM MODULE

CONTROL UNIT

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) i_D '    '    '

S^X Arna' Y ldYuYY VArYV " u u ni u u u u u u

C2D2 C2D1 C1D2 Cl Dl GND PLCK WFCK RFCK LOCK

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45

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40

) C2D3 ) C2D2 ) C2D1 ) C1D2 ) C1D1

O PLCK O WFCK ) RFCK

¹D B 3 710GC

P, SERV0, DSP, DAC

TX WDCK LRCK LRCKIN 5CKO SCK IN DOUT DIN FLAG EMPH

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GND

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PGND

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SI GNAŁ LIMĘ FOCUS SERV0 LIMĘ TRACKING SERV0 LINĘ CARRIAGE SERV0 LINĘ SPINDLE SE RV0 LI NE

SWITCHES:

CONTROL UNIT

5801    : HOME SWITCH.....ON-OFF

5802    : CLAMP SWITCH....ON-OFF

The underlined indicates the switch position.

O	Mo n i	t o r	1 and (Si	de A)
®	Mo n i	t o r	1 and (Si	de B)
O	Land	f on	manuał	sol de r i n g

NOTĘ )

GND ...CD LSI

PGND ...Actuator, Motor Driver AAGND ... Au cl i o

These GND' s are not connected to each other on PCB.

PGND is connected to a. floating meachanism part by a screw.

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1

DSCSMS

EJT5PI5

\XS1

łFOKlO-JIRRO— LOCK O— . COHT

XSCK . FOl'

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CDLOAD

COEJET

TT

1/0

			\
24	VD	+8.3V
23	DSCSMS	-F
22	EJTSMS	-F
21	CLAMP	-F
19	XA0	4-
1 7	XSI	-F
1 &	XSO	4-
14	FOK	-F
13	MIRR	-F
1 2	LOCK	-F
11	CONT	4-
10	P.OUT	-F
9	AAGND	GND
8	LOUT	-F
7	CD5V0N	4-
&	CDLOAD	4-
5	CDEJET	4-
4	GND	GND
3	GND	GND
2	PGND	GND
	PGND	GND
Y			/

00

CD

hrtpy/schemu.prohuosr.ru    Note:1. The encircled numbers denote measuring pointes in the Circuit diagram,

mail: [e-mail]    ²- Reference voltage

_ ...    .    REFO:2.5V

• Waveforms

© RFI    0.5V/div. 0.5|js/div.

Normal modę: play

© CH 1: FD    0.5V/div.

© CH2: FO+    2V/div.

Test modę: No disc, Focus close

0.2s/div.

CH1: TE    0.5V/div.

CH2: TD    0.5V/div.

Test modę: 32 tracks jump (REV)

0.5ms/div.

: : : i
^1

© CH1: RFI    1V/div.

© CH2: MIRR    5V/div.

Test modę: Tracki ng open

0.5ms/div.

CH1: FD    0.5V/div.

CH2: FOK    2V/div.

Normal modę: Focus close

0.2s/div.

CH1: TE    0.5V/div.

CH2: TD    0.5V/div.

Test modę: Single jump (REV)

0.5ms/div.

© CH 1: RFI 1V/div.

© CH2: MIRR 5V/div.

Normal modę: The defect part passes 800|jm

0.5ms/div.

.....JT

© CH1: FE    0.5V/div.

© CH2: XSI    2V/div.

Normal modę: Focus close

1ms/div.

REFO

GND

CH1: TE    0.5V/div.

CH2: TD    0.5V/div.

Test modę: 100 tracks jump (REV)

5ms/div.

0.5s/div.

CHI: FE    0.1V/div. _20ms/djv.

CH2: FD    0.2V/div.

Normal modę: Play

CH1: FD    0.5V/div.

CH2: MD    1V/div.

Normal modę: Focus close (12cm)

CH1: FD    0.5V/div.    _a5s/djv.

CH2: MD    1V/div.

Normal modę: Focus close (8cm)

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® CH1: TE    0.2V/div.

(D CH2: TD    0.2V/div.

Normal modę: play

20ms/div.

(D CH1: TE    0.5V/div.

© CH2: SD    0.5V/div.

TEST modę: 100 Tracks jump(FWD)

5ms/div.

® MD    0.5V/div.    0.1s/div.

Normal modę: Play (12cm)

® MD    1V/div. 10ms/div. ® EFM    1V/div. 5ps/div.

Normal modę:

Long Search (12cm)    Normal modę: play

CHI: TE    1V/div.

CH2: TEC    1V/div.

Test modę: Focus close

Tracking open

2ms/div.

0.2s/div.

CH1: TE    0.5V/div.

CH2: FE    0.5V/div.

Normal modę: AGC after focus close

® PLCK    2V/div. 0.5|js/div.

Normal modę: play

Normal modę: play

© Dout    2V/div. 10ps/div.

Normal modę: play

® LRCK

2V/div. 20ps/div.

© VD

5V/div. 50ms/div.

Normal modę: No disc

Normal modę: play

CH1: R OUT 1V/div.

CH2: L OUT 1V/div.

Normal modę: Play (1kHz OdB)

0.2ms/div.

CH1: FE    0.2V/div.

CH2: FD    0.5V/div.

Normal modę: During AGC

1ms/div.

CH1: TE    0.2V/div.

CH2: TD    0.5V/div.

Normal modę: During AGC

1ms/div.

0.5ms/div.

0.5ms/div.

0.5ms/div.

© CH1: RFI    1V/div.

@ CH2: HOŁD    5V/div.

Normal modę: The defect part passes 800pm(B.D)

CH1: FD 1V/div.

CH2: HOŁD 5V/div.

Normal modę: The defect part passes 800pm(B.D)

CH1: TD 0.1V/div.

CH2: HOŁD 5V/div.

Normal modę: The defect part passes 800pm(B.D)

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36