Read Sony HT-K170 / TA-VE170 Service Manual online
2
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.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
TABLE OF CONTENTS
1. GENERAL
········································································· 3
2. DISASSEMBLY
································································ 4
3. TEST MODE
····································································· 5
4. DIAGRAMS
········································································ 6
4-1. Notes for Printed Wiring Board
and Schematic Diagram ·················································· 6
4-2. Printed Wiring Board – MAIN Section – ······················ 9
4-3. Schematic Diagram – MAIN Section (1/2) – ·············· 10
4-4. Schematic Diagram – MAIN Section (2/2) – ·············· 11
4-5. Printed Wiring Boards – PANEL Section – ················· 12
4-6. Schematic Diagram – PANEL Section – ····················· 13
4-7. Printed Wiring Boards – POWER Section – ··············· 14
4-8. Schematic Diagram – POWER Section – ···················· 15
4-9. IC Pin Function Description ········································· 16
4-3. Schematic Diagram – MAIN Section (1/2) – ·············· 10
4-4. Schematic Diagram – MAIN Section (2/2) – ·············· 11
4-5. Printed Wiring Boards – PANEL Section – ················· 12
4-6. Schematic Diagram – PANEL Section – ····················· 13
4-7. Printed Wiring Boards – POWER Section – ··············· 14
4-8. Schematic Diagram – POWER Section – ···················· 15
4-9. IC Pin Function Description ········································· 16
5. EXPLODED VIEWS
····················································· 17
6. ELECTRICAL PARTS LIST
····································· 19
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