Free download Akai GX 650 D Schematic a b c d e f g h i j k l m n o p q r s t u v w x y z a akai akai-gx 82341-akai-gx-650-d-schematic Akai GX 650 D Schematic This is the 30 pages manual for Akai GX 650 D Schematic. Read or download the pdf for free. If you want to contribute, please mail your pdfs to info@audioservicemanuals.com. Page: 1 / 30 Previous Next Download PDF Extracted text from Akai GX 650 D Schematic (Ocr-read) Page 2 STEREO TAPE DECK MODEL G X _650 D SECTION 1 SERVICE MANUAL ......................... 1 SECTION 2 PARTS LIST .............................. 27 SECTION 3 SCHEMATIC DIAGRAM ....................... 48 SECTION 1 SERVICE MANUAL TAB LE OF CONTENTS I. TECHNICAL DATA ....................................................... 2 II. DISMANTLING 0F UNIT ................................................. 3 III. ARRANGEMENT 0F PRINCIPAL PARTS ....................................... 4 Iv. MECHANISM ADJUSTMENT ................................................. 5 I, CAPSTAN SHAFT LOOSE PLAY ADJUSTMENT ................................ 5 2. BRAKE SOLENOID POSITION ADJUSTMENT .................................. 5 3 BRAKE TENSION ADJUSTMENT ........................................... 6 4. PINCH ROLLER SOLENOID POSITION ADJUSTMENT ............................ 7 5. SHIFTER SOLENOID POSITION ADJUSTMENT ................................ 7 6. PINCH ROLLER PRESSURE ADJUSTMENT ................................... 8 7. REEL TAELE HEIGHT ADJUSTMENT ................ 8 8. TAPE GUIDE HEIGHT ADJUSTMENT . ........ 9 9. TENSION LEVER HEIGHT ADJUSTMENT .................................... 9 10. CONFIRMATION OF POINT AT WHICH LEFT AND RIGHT TENSION ARMS OPERATE ................................................. 10 11. TENSION ARM RETURN TENSION ADJUSTMENT .............................. II 12. HALL IC(DN835) AND ROTARY MAGNET CLEARANCE ADJUSTMENT . . 11 V, HEAD ADJUSTMENT ...................................................... 12 VI. AMPLIFIER SYSTEM ADJUSTMENT ........................................... 14 1. DC POWER SUPPLY VOLTAGE ADJUSTMENT ................................. l4 2. TAPE SPEED ADJUSTMENT .............................................. 14 VII. DC RESISTANCE OF VARIOUS COILS .......................................... 16 VIII. CLASSIFICATION OF VARIOUS P.C. BOARDS .................................... 17 1. RELATION OF P.C BOARD TITLE AND NUBMER ............................... 17 2. COMPOSITION OF VARIOUS P.C BOARDS .................................... 17 For basic adjustments, measuting methods, and operating principles. refer to GENERAL OPERATING PRINCIPLES AND ADJUSTMENTS. Page 7 TENSION LEVER .-POS|T|ON AT WHICH MICRO SWITCH IS CUT MICRO SWITCH 2mm AFTER BEING CUT THE MICRO SWITCH OPERATES AT A MINIMUM OF 2mm BELOW THE CUTTING POINT 6 T0 7qr. DIAL TENSION GAUGE Fig. 17 Fig. 18 10. CONFIRMATION OF POINT AT WHICH 11. TENSION ARM RETURN TENSION LEFT AND RIGHT TENSION ARMS OPERATE Confirm that the left and right micro switches ope- rate at the positions indicated in Fig. 17. A DJ USTMENT Bend the oval shaped lug terminal and adjust the strength of coil spring so that as shown in Fig. 18, when the tension arm returns in the direction of the arrow, the tension registered with a tension gauge is 6 to 7 gr, 10 A-A I-�ll REEL TABLE it Imm -�C -� STOP DETECTION RC BOARD TY-IOO5 «KAI 30g; Q >121 © STOP DETECTION RC BOARD TY-IOOS -�in Fig. 19 12. HALL IC (DN835) AND ROTARY MAGNET CLEARANCE ADJUSTMENT Adjust the Stop Detection P.C Board in the directions indicated by the arrow mark so that the gap between the Hall IC and the rotary magnet is 1 mm as shown in the Fig.19. 1| About Click here to revoke your choice regarding usage of your data Our Privacy Policy Google’s Privacy & Terms Contact Contribute Upload manuals Report error