Read Sony ST-D777ES Service Manual online
2
TABLE OF CONTENTS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE WITH
MARK
0
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
PUBLISHED BY SONY.
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
1.
GENERAL
······································································· 3
2.
TEST MODE
································································· 12
3.
ELECTRICAL ADJUSTMENTS
····························· 14
4.
DIAGRAMS
··································································· 17
4-1. BLOCK DIAGRAM ·························································· 17
4-2. CIRCUIT BOARDS LOCATION ····································· 18
4-3. PRINTED WIRING BOARD MAIN SECTION ············ 19
4-4. SCHEMATIC DIAGRAM MAIN SECTION (1/4) ········ 20
4-5. SCHEMATIC DIAGRAM MAIN SECTION (2/4) ········ 21
4-6. SCHEMATIC DIAGRAM MAIN SECTION (3/4) ········ 22
4-7. SCHEMATIC DIAGRAM MAIN SECTION (4/4) ········ 23
4-8. SCHEMATIC DIAGRAM DISPLAY SECTION ··········· 24
4-9. PRINTED WIRING BOARD DISPLAY SECTION ······ 25
4-10. SCHEMATIC DIAGRAM POWER SECTION ············· 26
4-11. PRINTED WIRING BOARD POWER SECTION ········ 27
4-12. IC PIN FUNCTION DESCRIPTION ······························· 28
4-13. IC BLOCK DIAGRAMS ·················································· 31
4-2. CIRCUIT BOARDS LOCATION ····································· 18
4-3. PRINTED WIRING BOARD MAIN SECTION ············ 19
4-4. SCHEMATIC DIAGRAM MAIN SECTION (1/4) ········ 20
4-5. SCHEMATIC DIAGRAM MAIN SECTION (2/4) ········ 21
4-6. SCHEMATIC DIAGRAM MAIN SECTION (3/4) ········ 22
4-7. SCHEMATIC DIAGRAM MAIN SECTION (4/4) ········ 23
4-8. SCHEMATIC DIAGRAM DISPLAY SECTION ··········· 24
4-9. PRINTED WIRING BOARD DISPLAY SECTION ······ 25
4-10. SCHEMATIC DIAGRAM POWER SECTION ············· 26
4-11. PRINTED WIRING BOARD POWER SECTION ········ 27
4-12. IC PIN FUNCTION DESCRIPTION ······························· 28
4-13. IC BLOCK DIAGRAMS ·················································· 31
5.
EXPLODED VIEWS
···················································· 34
5-1. FRONT PANEL SECTION ··············································· 34
5-2. MAIN SECTION ······························································· 35
5-2. MAIN SECTION ······························································· 35
6.
ELECTRICAL PARTS LIST
···································· 36
SERVICE POSITION
• The service position of the MAIN board is the state in which the back-panel is removed
and the MAIN board is swing-raised by 90
and the MAIN board is swing-raised by 90
°
.
(An insulating material is necessary to prevent the machine from shorting.)
Insulating material
MAIN board
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