Printed Wiring Board - Headphone Board; Schematic Diagram - Headphone Board; Printed Wiring Board - Temp-Sensor Board; Schematic Diagram - Temp-Sensor Board - Sony STR-DH720 Service Manual

5-32. PRINTED WIRING BOARD – HEADPHONE Board –
• See page 19 for Circuit Boards Location.
1 2 3
A
HEADPHONE
BOARD
B
J790
PHONES
C
D
5-33. SCHEMATIC DIAGRAM – HEADPHONE Board –
1 2 3
A
HEADPHONE BOARD
B
CN790
5P
MAIN
CL790
HP_DETECT 1
BOARD
CL791
R-ch 3
H
(2/4)
CL792
GND 4
CN391
CL793
L-ch 5
C
(Page 28)
STR-DH720/DH720HP
•
: Uses unleaded solder.
4 5 6
CL793
MAIN
CL792
BOARD
CL791
J
CN391
(Page 26)
CL790
11
(11)
1-883-406-
4 5 6
SIGN4
J790
PHONES
470p
SIGN2
C793
470p
5-34. PRINTED WIRING BOARD – TEMP-SENSOR Board –
• See page 19 for Circuit Boards Location.
1 2 3
A
TEMP-
SENSOR
BOARD
B
5 3
C
JL252
TH251
D JR250
TH252
C250
R252
E
1-883-402-
F
5-35. SCHEMATIC DIAGRAM – TEMP-SENSOR Board –
1 2 3
A
B
C
CN250
D
DIGITAL
+3.3V_DIGITAL 1
BOARD
DGND 3
E
(4/4)
TEMP1 4
CN2501
(Page 25) TEMP2 5
E
45 45
STR-DH720/DH720HP
•
: Uses unleaded solder.
4 5 6
D
DIGITAL BOARD
CN2501
(Page 20)
1
CN250
JL250
R251
JL251
JR
24
(24)
4 5 6
TEMP-SENSOR BOARD
R252
TH252
2.2k
R251
TH251
2.2k
C250
5P
0.1
JL250
JL251
JL252
JL253
Ver. 1.2