Technics SL-PG390 [10/36] Sl pg390

Содержание

• G p gk 390 p.1
• Ep russia p.1
• Warning p.1
• Technics p.1
• Service manual p.1
• K black type p.1
• E europe eb britain eg germany p.1
• Colour p.1
• And italy p.1
• Contents p.2
• Caution p.2
• 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
• 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
• 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.4
• Important 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
• Table 2 p.6
• Table 1 6 p.6
• Sl pg390 p.6
• Servo system self diagnosis p.6
• Self diagnostic function p.6
• 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 3 p.7
• Sl pg390 p.7
• Mechanism control switches self diagnosis p.7
• Figure 3 p.7
• Display power switch p.7
• 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
• 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
• 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
• 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
• Slpg390 p.13
• Terminal guideion page 24 p.14
• Terminal guide on page 25 c p.14
• Sl pg390 p.14
• 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
• Sl pg390 p.15
• Si d iu p.15
• Terminal guide on page 23 p.16
• 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
• Loading motor circuit p.17
• Jk801 line out p.17
• Digital optical out p.17
• 6 r ch p.17
• Лалг p.17
• В main circuit p.17
• Sl pg390 p.17
• Muting 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
• 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
• Sl pg390 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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  Technics SL-PG390

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SL PG390 Main Component Replacement Procedures 1 Replacement for the traverse unit ass y Follow the Step 1 CWÜ of the Item 1 in checking procedure for each P C B on page 8 Step 3 Removal of the FFC Push the top of the connector in the direction of arrow and then pull out the FFC in the direction of arrow Remove the loading unit Remove the connector CN402 Insert a shorting pin into the traverse unit FFC Refer to Handing Precautions for Traverse Deck on page 2 x 2 Remove the clamp base ass y Push the disc tray Pull out the disc tray 10