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ARX8570z

Published by Service Dept.

P r i n t e d   i n   J a p a n

Clarion Co., Ltd.

Export Division - 22-3, Shibuya 2-chome, Shibuyaku, Tokyo, 150-8335 Japan      Tel: 03-3400-1121

Service Dept.- 50 kamitoda,Toda-shi,Saitama,335-8511 Japan    Tel: 048-443-1111     FAX:048-433-6996

298-5718-00 Jan.1999 P

Service Manual

Model

   

   

AM/FM Cassette Player with
CD/MD Changer Control

(PE-1637B)

SPECIFICATIONS

FM tuner

Frequency range:

87.9MHz to 107.9MHz

Usable sensitivity:

11dBf

50dB quieting sensitivity:

17dBf

Alternate channel selectivity:

75dB

Stereo separation(1kHz):

35dB

Frequency response(

±

3dB):

30Hz to 15kHz

AM tuner

Frequency range:

530kHz to 1710kHz

Usable sensitivity:

25

μ

V

Tape deck

Wow & flutter(WRMS): 0.06%

Channel separation(1kHz):

45dB

Frequency response(

±

3dB):

120

μ

s(Normal)

30Hz to 18kHz

70

μ

s(CrO2,FeCr,Metal)

30Hz to 20kHz

S/N ratio:

70

μ

s(CrO2,FeCr,Metal)

Dolby NR off

58dB

Dolby B NR

67dB

Dolby C NR

74dB

Audio

Maximum power output:

180W(45W

×

4ch)(EIAJ)

Continuous average power output:

17W

×

4,into 4

Ω

,

20Hz to 20kHz,1%THD

Bass control action(30Hz):

±

15dB

Treble control action(10kHz):

±

10dB

Line output level(0VU tape):

1.6V

General

Power supply voltage: 14.4V DC(10.8 to 15.6V allowable)

negative ground

Current consumption: Less than 15A

Speaker impedance:

4

Ω

(4

Ω

 to 8

Ω

 allowable)

Dimensions(mm):

Source unit

178(W)

×

50(H)

×

155(D)

Remote control unit

44(W)

×

110(H)

×

27(D)

Weight:

Source unit

1.6kg

Remote control unit

30g(including battery)

Dolby noise reduction manufactured under license from

Dolby Laboratories Licensing Corporation

Dolby and the double-D symbol are trademarks of Dolby

Laboratories Licensing Corporation.

Specifications and design are subject to change with-

out notice for further improvement.

NOTE

We cannot supply PWB with component parts in prin-

ciple.  When a circuit on PWB has failure , please repair

it by component parts base.  Parts which are not men-

tioned in service manual are not supplied.

COMPONENTS

PE-1637B-A

Main unit

−−−−−

1

Summary of Contents for ARX850z

Page 1: ... NR 67dB Dolby C NR 74dB Audio Maximum power output 180W 45W 4ch EIAJ Continuous average power output 17W 4 into 4Ω 20Hz to 20kHz 1 THD Bass control action 30Hz 15dB Treble control action 10kHz 10dB Line output level 0VU tape 1 6V General Power supply voltage 14 4V DC 10 8 to 15 6V allowable negative ground Current consumption Less than 15A Speaker impedance 4Ω 4Ω to 8Ω allowable Dimensions mm Sou...

Page 2: ...tions regarding chips Do not reuse removed chips even when no abnormality is observed in their appearance Always replace them with new ones The chip parts include resistors capaci tors diodes transistors etc The negative pole of tan talum capacitors is highly susceptible to heat so use special care when replacing them and check the opera tion afterwards 6 Cautions in handling flexible PWB Before w...

Page 3: ...C O Not in use pin 3 APC SENSE O L Play H FF REW pin 4 N C IN Not in use pin 5 TIME BASE IN Time base signal input terminal pin 6 BYTE IN Connect to ground pin 7 CNVSS IN Connect to ground pin 8 N C IN Not in use pin 9 N C O Not in use pin 10 RESET_ IN Reset signal input Negative logic pin 11 X OUT O Crystal connection pin 12 VSS Ground pin 13 X IN IN Crystal connection pin 14 VCC Positive supply ...

Page 4: ...Initial 2 pin41 L L H Table 3 Power motor control signal output Mechanism Mode Power M 1 pin48 Power M 2 pin49 Loading head shift forward H L Eject head go back L H Brake H H Stop L L Table 4 Mechanism mode switch signal input Mechanism Mode bit 1 pin55 bit 2 pin54 bit 3 pin56 Eject H H H Loading H H L Stop L H L FWD FF REV REW L L H FWD REW REV FF H L L FWD Play H L H REV Play L H H Table 5 A D c...

Page 5: ... pin 75 N C IN Not in use pin 76 N C IN Not in use pin 77 JOG CCW IN Jog key signal input pin 78 JOG CW IN Jog key signal input pin 79 N C IN Not in use pin 80 N C IN Not in use pin 81 KO 5_ O Key scan output terminal Negative logic pin 82 KO 4_ O Key scan output terminal Negative logic pin 83 KO 3_ O Key scan output terminal Negative logic pin 84 KO 2_ O Key scan output terminal Negative logic pi...

Page 6: ... O R L E D S W I T C H P W B L C D I C 7 0 1 S E D 1 5 2 6 L C D D R I V E R C O N T R A S T L C D B A C K L I G H T M A I N M O T O R D R I V E R T A 7 2 9 1 P R E C X A 2 5 0 2 D O L B Y B C B C T A P E M E C H A N I S M 9 V S T A B I Q 9 0 3 2 S D 1 8 0 2 S W B R E M S W M E C H O N C O L O R K E Y I L L U M I I C 3 0 1 I N V A M P N O N I N V A M P I C 6 0 2 C A 0 0 0 8 I E B U S D R I V E R B...

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