Pioneer KEH P4500R djvu

PIONEER

The Art of Entertainment

Service

Manuał

KEH-P4500R/X1M/EW

ORDER NO.

CRT2084

MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER

XI M/EW

XI M/EW

MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/MW/LW TUNER

X1M/EE

NOTĘ:

#    See the separate manuał CX-631(CRT1640) for the cassette mechanism description.

#    The cassette mechanism assy employed in this model is one of X-2L series

#    This service manuał does not describe the CD test modę.

For the operations in the CD test modę, refer to the CD player's Service Manuał.

CONTENTS

1.    SAFETY INFORMATION............................................2

2.    EXPLODED VIEWS AND PARTS LIST.......................3

3.    SCHEMATIC DIAGRAM...........................................12

4.    PCB CONNECTION DIAGRAM................................30

5.    ELECTRICAL PARTS LIST........................................42

6.    ADJUSTMENT..........................................................52

7.    GENERAL INFORMATION.......................................56

7.1    PARTS.................................................................56

7.1.1    IC................................................................56

7.1.2    DISPLAY....................................................61

7.2    DISASSEMBLY...................................................64

7.3    BŁOCK DIAGRAM..............................................66

8.    OPERATIONS AND SPECIFICATIONS.....................68

PIONEER ELECTRONIC CORPORATION 4-1, Meg uro 1-Chome, Meguro-ku, Tokyo 153, 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. 501 Orchard Road, #10-00, Lane Crawford Place, Singapore 0923

K-FEU SEPT. 1997 Printed in Belgium

© PIONEER ELECTRONIC CORPORATION 1997

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) (KEH-P4500R/X1M/EW, P4530R/X1M/EW)

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

LIST”.

			Large size
			SCH diagram

1 2

m TUNER AMR UNIT

Fig. 6

A-a A-b

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1 e

1

A-a A-b

□ISl7cd⁽łdaE:Sl7cd⁽łdaaSl7cd-H3>l

\RD UNIT

-n-	Symbol indi	cat es a	res i	'Stor.
	No di ffer er	it i at i on	i s n	-ad e b et\	ve e n	ch i	presistors and	De	;cimał points for resistor
	d i s cr et e r e	■s i st or s .						ar	id capacitor f ixed values
1 T	Symb o 1 in di	cat es a	c apacit or.					ar	• e expressed as
	No di ff er er	it i at i on	i s n	*ad e b et \	veen	ch i	p cap acit or s and	2	. 2—>2 R 2
	discrete capaci tors							0	.022^R022
Th e	A mar k f oun d	on some	com	pon en t p	ar t s	i n	di cates
t h e	importance	of t h e s.	af e t	y f act or	• o f	t h e	part.
Th er	' ef or e, when	r ep 1aci i	ag.	be surę	to l	j se	parts o f
i der	11ica 1 des i g	nat i on.

cp

A-a A-b

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3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) (KEH-4510R/X1M/EE)

			\
			Large size
			SCH diagram

Fig. 9

□

A d

A-b

FM —12 d 8 S AM -22d8S

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A-a

A-b

o

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ss

1

A-a A-b

i H TUNER AMR UNIT

□ISl7cd⁽łdaE:Sl7cd⁽łdaaSl7cd-H3>l

es

h i- Syrnb ol i nd i C3t es a resistor.

No di fferenti ati on is madę between chip resi stors and discrete resistors.

ID UNIT

Hl-	Symb o 1 in d i	cat es	a capacitor.
	No differer	11 i a t i o	n is madę between	ch i	p cap acit or s
	discrete ce	>pac i to	r s .
Th e	Ama~k found	on soi	ne component parts	i n	dicat es
t h e	importance	of t h e	s af e ty f ac t or of	the	part.
Th er	■ ef o^- e, wh en	r ep 1 3'	oing, be surę to i	ise	parts o f
i der	11ica 1 des i g	nat i on

Decimal points for resistor and capacitor fixed values are expressed as 2.2^2R2 0.022^R022

A-a A-b

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3.3 FM/AM TUNER UNIT(KEH-P4500R/X1M/EW, P4530R/X1M/EW)

UNIT

Q

C5

O.

2

O

O

Fig. 12

3.4 TUNER UNIT(KEH-P4510/X1M/EE)

TUNER UNIT

3.5 CASSETTE MECHANISM MODULE

B DECK UNIT

—8 . 24dB5 (300nnV) ±1 dB

CNB02

Ul CN ^ |>- CQ

UJ    O    O    O    I⁰-¹

Z    Ul    Ul    |l—    ^

|cn    co

LOAD GND [Pwr) POS RES

Fig. 14

CIE

23

4. PCB CONNECTION DIAGRAM

4.1 TUNER AMP UNIT

NOTĘ FOR PCB DIAGRAMS

1.    The parts mounted on this PCB include all necessary parts for several destination.

For further information for respective destinations, be surę to check with the schematic diagram.

2.    Viewpoint of PCB diagrams

IC, Q

ADJ

Connector Capacitor

0951

0952 IC751

0953

Q604

IC301

0407

0956

0955

0606

0961

Q203 0205

0204

0708 0609 IC604 0707 0302

CORD ASSY

VR701

|il CN901

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f *

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Qi

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