Sony tc k 790 es service manual

Page 2

TC- K790ES

TABLE OF CONTENTS

M93 m Lass
SPECIFICATIONS ..................................... l
1' GENERAL ................................ 3
2. DISASSEMBLY .................................... 8
3. ADJUSTMENTS

3- 1. Mechanical Adjustments - . 10

3-2. Electrical Adjustments ~~~~~~~~~~~~~~~~

4. DIAGRAMS
4- 1. Description on 1C ......................
4-2. Circuit Boards Location ~

4-3. 1C Block Diagrams ..................... . 22
4-4. Block Diagrams ................................ 23
4'5. Semiconductor Lead Layouts ~~~~~~~~~~~~~~~~~ 26
4-6. Printed Wiring Boards -Main Section - ----- 27

4-7. Schematic Diagram -Main Section- ~

4-8. Schematic Diagram -Panel Section-
4-9. Printed Wiring Boards -Panel Section- ----- 39

5. EXPLODED VIEWS

5-1. Overall Section 4- . 41

5-2, Panel Section .......................... . 42
5~3. Mechanism Section-l (TCM~ZOOD9) ---------- 43
5-4. Mechanism Section-2 (TCM-ZOODQ) ~~~~~~~~~~ 44
6, ELECTRICAL PARTS LIST ~~~~~~~~~~~~~~~~~~~~~~~ 45

SAFETY

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.