Technics SL-PG390 [12/36] Sl pg390

Содержание

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

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SL PG390 2 Replacement for the loading belt and loading motor Step 3j Align the disc tray groove with the mechanism chassis rib Follow the Step 1 dWd of the item 1 in checking procedure for each P C B on page 8 Follow the Step 1 ffBTO of the item 1 in main component procedures on page 10 Slide the disc tray in the direction of arrow Then put the drive rack manually so that the drive gear 1 engages with the drive rack gear Step 5 After the drive gear 1 engaged with the drive rack gear slide the disc tray 12