Schematic Diagrams - Display Board, Power Board - Sony STR-K900 - Fm Stereo/fm-am Receiver Service Manual

STR-K880/K900
3-15. SCHEMATIC DIAGRAM – DISPLAY BOARD, POWER BOARD –
CNP101
3P
R114
1k
STR-K880/K900
• See page 43, 44 for IC Block Diagrams.
C108
0.1
50V
R198
1
R121
10
C101
0.1
R118
82k
R115
100
R116 100
R117
100
IC102
RPM7240-H4
C100
R119
C105 0.1
100
10
C115
10
C114
50V
0.22
R120
10
C146 C145
C147
10 0.1
220p
50V 50V
IC101
MC74ACT08N
CN101
4P C149
C148
220p
220p
FL101
IC100
PT6315
C144
0.1
L102
JW
30 30
C109
0.1
50V
R199
1
L103
JW
C151
0.1
C152
L101 C150
0.1
JW 0.1
R107 R106 R105 R104 R103 R102 R101
2.2k 1.5k 1k 680 470 330 220
R111 R110 R109 R108
680 470 330 220
RV102
ENCODER, ROTARY
RV101
ENCODER, ROTARY
CNS100
23P