Printed Wiring Board - Bt Nfc Board; Printed Wiring Board - Led Board; Schematic Diagram - Led Board - Sony HT-CT180 Service Manual

4-12. PRINTED WIRING BOARD - BT NFC Board -

• See page 18 for Circuit Boards Location.
1 2
BT NFC BOARD
(COMPONENT SIDE)
A
B
C

4-14. SCHEMATIC DIAGRAM - LED Board -

1 2
LED BOARD
A
XP5 XP5
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
10PIN/0.5mm 10PIN/0.5mm
B
C
+5V +5V
R117 R117
R144 R144
180 180
180 180
LED_4P_2PARTA LED_4P_2PARTA
LED6 LED6
D
NPN_3DG3904M NPN_3DG3904M
R143 R143
4.7K 4.7K
BT_LED1 R142 R142 Q11 Q11
4.7K 4.7K
Q14 Q14
C5 C5 C107 C107
0.1UF 0.1UF
0.1UF 0.1UF
BLUETOOTH
HT-CT180
• : Uses unleaded solder.
3
BT NFC BOARD
(CONDUCTOR SIDE)
3 4
+5V
LED1
LED2
BT_LED1
BT_LED2
LED3
LED4
C94 C94
BT_LED2

4-13. PRINTED WIRING BOARD - LED Board -

• See page 18 for Circuit Boards Location.
1
LED BOARD
A
LED BOARD
(CONDUCTOR SIDE)
B
5 6 7
+5V
R71 R71
180 180
LED2 LED2
LED_amber LED_amber
LED1 R41 R41 4.7K 4.7K Q10 Q10 LED2 R114 R114
C112 C112
0.1UF 0.1UF
OPTICAL
+5V
R56 R56
180 180
LED4 LED4
LED_amber LED_amber
R58 R58 Q15 Q15 R156 R156
LED3 4.7K 4.7K LED4
C114 C114
0.1UF 0.1UF
SURROUND
27 27
• : Uses unleaded solder.
2 3
(COMPONENT SIDE)
8
+5V
R154 R154
180 180
LED3 LED3
LED_amber LED_amber
4.7K 4.7K Q12 Q12
C113 C113
0.1UF 0.1UF
ANALOG
+5V
R155 R155
180 180
LED5 LED5
LED_amber LED_amber
Q16 Q16
4.7K 4.7K
C115 C115
0.1UF 0.1UF
CLEAR AUDIO+
HT-CT180