Technics SL-PG390 Service Manual онлайн

Содержание

• G p gk 390 p.1
• Ep russia p.1
• K black type p.1
• E europe eb britain eg germany p.1
• Colour p.1
• And italy p.1
• Warning p.1
• Technics p.1
• Service manual p.1
• This product utilizes a laser use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure p.2
• Sl pg390 p.2
• Precaution of laser diode p.2
• Handling precautions for traverse deck p.2
• Handling of traverse deck optical pickup p.2
• Grounding for electrostatic breakdown prevention p.2
• Contents p.2
• Caution p.2
• To connect a digital amplifier p.3
• Sl pg390 p.3
• For united kingdom be sure to read the caution for the ac mains lead on page 4 before connecting p.3
• Connections p.3
• Accessories p.3
• Sl pg390__ p.4
• Important p.4
• How to replace the fuse p.4
• For united kingdom p.4
• Caution for ac mains lead p.4
• Caution p.4
• Before use p.4
• Sl pg390 p.5
• Sert a disc p.5
• Sequential play p.5
• Q press power power goes on p.5
• Q press open close to open the tray and in p.5
• Q press open close to close the tray p.5
• Main unit p.5
• H press play begins p.5
• Front panel controls p.5
• The self diagnostic feature automatically diagnoses the deck s mechanism and provides error information display it includes self diagnosis functions for the servo system and the mechanism control switches p.6
• Table 2 p.6
• Table 1 6 p.6
• Sl pg390 p.6
• Servo system self diagnosis p.6
• Self diagnostic function p.6
• Table 3 p.7
• Sl pg390 p.7
• Mechanism control switches self diagnosis p.7
• Figure 3 p.7
• Display power switch p.7
• For reassembly after operation checks or replacement reverse the respective procedures p.8
• Contents p.8
• Checking procedures for each p c b p.8
• Checking for the operation p c b and main p c b p.8
• Boards and replacing the main components p.8
• This section describes procedures for checking the operation of the major printed circuit p.8
• Special reassembly procedures are described only when required p.8
• Sl pg390 p.8
• Select items from the following index when checks or replacement are required p.8
• Refer the parts no on the page of main component replacement procedures if necessary p.8
• Operation checks and main component replacement procedures p.8
• Sl pg390 p.9
• Checking for the cd servo p c b p.9
• Sl pg390 p.10
• Replacement for the traverse unit ass y p.10
• Procedures p.10
• Main component replacement p.10
• Sl pg390 p.11
• Sl pg390 p.12
• Replacement for the loading belt and p.12
• Loading motor p.12
• Slpg390 p.13
• Schematic diagram p.13
• Q power switch circuit q operation circuit p.13
• Q loading motor circuit p.13
• Q cd servo circuit p.13
• Main circuit p.13
• Q752 2sc1740sqsta p.14
• Q751 2sa933sqrsta p.14
• Positive voltage line p.14
• P c boardion page 20 p.14
• Optical pickup p.14
• Negative voltage line p.14
• Ic703 an8389se1 p.14
• Ic701 an8805sbe1 p.14
• Cd signal line p.14
• Cd servo circuit p.14
• Terminal guideion page 24 p.14
• Terminal guide on page 25 c p.14
• Sl pg390 p.14
• Sl pg390 p.15
• Si d iu p.15
• Q51 52 2sc1740sqsta p.16
• Positive voltage line p.16
• P c board on page 21 p.16
• P c board on page 20 p.16
• Negative voltage line p.16
• N n n w w n n n n oj p.16
• Ic651 rcd12042th p.16
• Ic401 upd78042a014 p.16
• Cd signal line p.16
• A 2 2 28 p.16
• 1 í 1 1 1 i 1 1 í í i 1 p.16
• Terminal guide on page 23 p.16
• Лалг p.17
• В main circuit p.17
• Sl pg390 p.17
• Muting p.17
• Loading motor circuit p.17
• Jk801 line out p.17
• Digital optical out p.17
• 6 r ch p.17
• Sl pg390 p.18
• Power supply circuit p.18
• Operation circuit p.18
• I optical pickupunit servo circuit p.18
• Block diagram p.18
• Sl pg390 p.20
• Printed circuit board diagram p.20
• Sl pg390 p.21
• Q operation p c b p.21
• Main p c b p.21
• Wiring connection diagram p.22
• Sl pg390 p.22
• Terminal function of ic s p.23
• Sl pg390 p.23
• Ic401 upd78042a014 p.23
• Sl pg390 p.24
• Ic702 mn662713rg1 p.24
• Ic701 an8805sbe1 p.24
• Sl pg390 p.25
• Ic703 an8389se1 p.25
• Ic702 continued p.25
• Troubleshooting guide p.26
• Cabinet parts location p.28
• Sl pg390 p.30
• Loading unit parts location p.30
• Packaging p.31
• Sl pg390 p.32
• Replacement parts list p.32
• Ref no part no part name description pc remarks ref no part no part name description pc remarks p.32
• Spanish swedish russian p.33
• Sl pg390 p.33
• Printed in germany mbv f9803 am kh p.33
• Marks in remarks p.33
• Indicate language of instruction manual p.33
• German italian french p.33
• English p.33
• Dutch danish p.33

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ORDER NO MB9801003C2 Service Manual g p gk 390 Compact Disc Player Compact Disc Player Colour K Black Type n COMPACT QJDS Area DIGITAL AUDIO E Europe EB Britain EG Germany and Italy EP Russia MASH multi stage noise shaping RAE1100Z MECHANISM SERIES Specifications General Audio No of channels 2 left and right stereo Power consumption Frequency response 2 20 000 Hz 1 dB Power supply 2 V at 0 dB Output voltage 92 dB Dynamic range 13 W AC 50 60 Hz 230 240 V Dimensions WxHxD 430x92x283 mm Weight 3 1 kg 100 dB S N Harmonic distortion 0 005 1 kHz 0 dB Total harmonic distortion 0 007 1 kHz 0 dB Note Specifications are subject to change without notice Wow and flutter Below measurable limit Weight and dimensions are approximate MASH 1 bit DA converter 1 kO Output impedance More than 10 ki2 Load impedance For United Kingdom only This apparatus was produced to BS 800 MASH is a trademark of NTT Pickup 780 nm Wavelength Laser Power No hazardous radiation is emitted with safety protection WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death Technics 1998 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law