Philips HTL4111B/12 Service Manual page 37

7-8
Main Board Circuit Diagram: CDAX&OPT
A
1
U8 U8
1
+5V
2
GND
3
OPTI
DQR-017A DQR-017A
COAX
2
C67 C67
0.1uF/25V/X7R 0.1uF/25V/X7R
COAX_IN L4 L4 1.8uH/25mA 1.8uH/25mA
HDMI_ARC
3
4
A
B
R52 R52 10 10
SYS_3V3
SPDIF_OPT
C53 C53 0.1uF/25V/X7R 0.1uF/25V/X7R
SPDIF_OPT
COAX COAX_IN
U9 U9
R65 R65 100 100 1 2 R66 R66 10K 10K
1A 1Y
R67 R67 10K 10K 3 4 SPDIF_COAX
SPDIF_COAX
2A 2Y
5 6
C70 C70 R70 R70 100 100 R71 R71 10K 10K
3A 3Y
0.1uF/25V/X7R 0.1uF/25V/X7R R72 R72 10K 10K 9 8 SPDIF_ARC
4A 4Y SPDIF_ARC
11 10
5A 5Y
SYS_3V3
13 12
6A 6Y
7 14
R74 R74 10 10
GND VCC
74HC04PW 74HC04PW
C71 C71
0.1uF/25V/Y5V 0.1uF/25V/Y5V
B
C D
XP2 XP2
CON_30P_4GNDS CON_30P_4GNDS 1 R57 R57 33 33
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9 R55 R55 33 33
9
10 R58 R58 33 33
10
11
R59 R59 33 33
11
12 R60 R60 33 33
12
13 R61 R61 33 33
13
14 R54 R54 33 33
14
15
15
16 R56 R56 33 33
16
17 FB22 FB22 500/500mA 500/500mA
17
18 R68 R68 33 33
18
19
R211 R211 33 33
19
20 R212 R212 33 33
20
21 R213 R213 33 33
21
22 R214 R214 33 33
22
23 R215 R215 33 33
23
24 R216 R216 33 33
24
25
25
26 R217 R217 33 33
26
27
27
28 R63 R63 33 33
28
29
29
30 R64 R64 33 33
30
A
A
C D
7-8
E
NFC
9
NFC
FB8 FB8 75/1A 75/1A
SYS_5V
FB9 FB9 500/500mA 500/500mA
SYS_3V3
FB10 FB10 500/500mA 500/500mA
STB_3V3
KEY_SOURCE
9
KEY_SOURCE
LED_SCL
LED_SCL 9
LED_SDA
LED_SDA 9
VOL+
VOL+
VOL-
VOL-
LED_VOLUME
LED_VOLUME
IR
IR
KEY_POWER
KEY_POWER 9
AMP_VCC
PIO13
PIO11
PIO9
BT_STATUS 9
BT_AUDIO_EN 9
BT_RST
BT_R 9
BT_L 9
MP3_R
MP3_R
MP3_L
MP3_L
E
1
2
3
4