Printed Wiring Boards - Tuning Board, Power Board - Sony STR-K680 Service Manual

STR-K680/K780
3-15. PRINTED WIRING BOARDS – TUNING BOARD, POWER BOARD –
1
A
B
C
D
E
F
STR-K680/K780
• See page 13 for Circuit Boards Location.
2 3
TUNING BOARD
DISPLAY
P
BOARD
CN101
(Page 27)
CN103
3 1
PRESET TUNING
-
+
R135
S135 S134
R136
S136
+
TUNING
POWER BOARD
S152
?/1
28
:Uses unleaded solder.
4 5
FM MODE
S133
R134
FM MODE
S132
1-869-114-
R132
S131
-
DISPLAY
O
BOARD
CN101
(Page 27)
4 1
CN102
S114
DISPLAY
28
6 7
S115
DIMMER
R115
1-869-113-