Wlk4-Panel, Wlk4-Term Boards; Schematic Diagram - Sony TA-SA300WR Service Manual

4-5. PRINTED WIRING BOARDS - WLK4-PANEL, WLK4-TERM Boards -
1
WLK4-TERM BOARD
B WLK4 MAIN BOARD
CN105
A
(Page 14)
CN303
4 1
CL314 CL315
CL311
C123 C223
CL313
C120
B
R
SPEAKERS
TB300
WLK4-PANEL BOARD
WLK4 MAIN BOARD
A
C
CN304
1 4
CL302
D580
CL301
(RED)
D
LINK/STANDBY
TA-SA300WR
•
2
EB905
C222
11
(11)
(CHASSIS)
L
CN103
(Page 14)
CL304
S500
CL303
11
C581
(11)
S500
(GRN)
D580
S500
4-6. SCHEMATIC DIAGRAM - WLK4-PANEL, WLK4-TERM Boards -
: Uses unleaded solder.
A
B
WLK4 MAIN
BOARD
(2/2)
CN105
(Page 13)
B
C
A
WLK4 MAIN
BOARD
(1/2)
CN103
D
(Page 12)
15 15
1 2 3
WLK4-TERM BOARD
CN303
4P
CL311
4
SR(+)
CL313
3
SR(–)
CL314
2
SL(+)
CL315
1
SL(–)
C120 C123 C223
0.01 0.01 0.01
WLK4-PANEL BOARD
D580
CN304 SML72423C-TP15
4P
CL301 LINK/STANDBY
GND 1
CL302
(RED)
LED(R) 2
CL303
(GRN)
LED(G) 3
CL304
POWER_SW 4
C581
1000p S500
/
TA-SA300WR
4
TB300
–
SPEAKERS
R
+
–
SPEAKERS
L
+
C222
0.01 EB905
(CHASSIS)