Philips HTD5570/12 Service Manual page 32

7-1
Front Control Board Circuit Diagram:
A
XP3 XP3 XP4 XP4
14 16
14 16
13 15
13 15
12 14
12 14
11 13
11 13
10 12
10 12
9 11
9 11
8 10
8 10
7 9
7 9
6 8
6 8
5 7
5 7
4 6
4 6
3 5
3 5
2 4
2 4
1 3
1 3
1
2 MIC_Detect
2
1 MP3_Detect
14PIN/1.0mm 14PIN/1.0mm 1
NC/16PIN/1.0mm NC/16PIN/1.0mm A
A
2
IR601 IR601
5
GND
4
GND
3
VCC
2
GND
1
IR
IRM_12mm IRM_12mm
47pF/50V/NP0 47pF/50V/NP0
JACK602 JACK602 1
1
6
6
600/200mA 600/200mA
3
3
5
5
4
4
600/200mA 600/200mA
2 FB616 FB616
2
MP3 JACK MP3 JACK
3
A
P801 P801
1 USB_VCC
VCC
2 USB_DM
D-
3 USB_DP
D+
4
GND
USB-A/BK USB-A/BK
4
A
B
+5V
ST5V
R637 R637 100 100 VSCLK +5V
R641 R641 100 100 VSDA
R639 R639 100 100 VSTB
IR
KEY_POW
MP3_L
MP3_R
MIC
VSDA
VSCLK
VSTB
A
ST5V
R709 R709 5.6K 5.6K
R638 R638 470 470
IR
C617 C617
C618 C618 + +
CE1 CE1
0.1uF 0.1uF
NC/47uF/16V NC/47uF/16V
FB615 FB615 R14 R14
MP3_R
R690 R690
100 100
47K 47K
R5 R5
MP3_L
R691 R691
100 100
47K 47K
A
USB_DM USB_DP
XS604 XS604
USB_VCC 4 D6 D6
D5 D5
4
3
3
USB_DM 2
2
USB_DP 1
1
4PIN/2.0mm/200mm 4PIN/2.0mm/200mm
B
C D
R704 R704 R705 R705
R703 R703
4.7K 4.7K
4.7K 4.7K
4.7K 4.7K
R23 R23 10K 10K R698 R698 1K 1K
R27 R27 10K 10K R699 R699 1K 1K
C774 C774 C775 C775 C776 C776
SEG1
SEG2
SEG3
SEG4
SEG5
CE611 CE611
C777 C777
SEG6
+ +
47uF/16V 47uF/16V
0.1uF/25V/Y5V 0.1uF/25V/Y5V
+5V
R609 R609
33 33 +5VA
C772 C772
+ +
JACK601 JACK601 CE608 CE608 0.1uF/25V/Y5V 0.1uF/25V/Y5V
1
220uF/16V 220uF/16V
1
R650 R650
6 MIC_Detect
6
3 1K 1K
3
A
5
5
4
4 CE610 CE610
R648 R648
2 FB611 FB611 600/200mA 600/200mA
2
MIC JACK MIC JACK 5.6K 5.6K
2.2uF/25V 2.2uF/25V
A
R612 R612 C607 C607
680 680
1000pF/50V/X7R 1000pF/50V/X7R
A
A
A
ST5V
R653 R653
NC/10K NC/10K STBY
1K 1K
R644 R644
KEY_POW
S608 S608
A
C D
7-1
E
R694 R694
51K 51K
U301 U301
LED LED
DRIVER_LED_ET6202 DRIVER_LED_ET6202 GRID[1:7]
1 28 GRID1 1
OSC GND GRID1
2 27 GRID1 GRID2 2
DI/O GRID1 GRID2
3 26 GRID2 GRID3 3
CLK GRID2 GRID3
4 25 4
GRID4
STB GND GRID4
5 24 GRID3 GRID5 5
KEY1 GRID3 GRID5
6 23 GRID4 GRID6 6
KEY2 GRID4 GRID6
7 22 GRID7 7
VDD GND GRID7
8 21 +5V SEG1 8
SEG1/KS1 VDD SEG1
9 20 GRID5 SEG2 9
SEG2/KS2 SEG14/GRID5 SEG2
10 19 GRID6 SEG3 10
SEG3/KS3 SEG13/GRID6 SEG3
11 18 GRID7 SEG4 11
SEG4/KS4 SEG12/GRID7 SEG4
12 17 12
SEG5
SEG5/KS5 SEG10/KS10 SEG5
13 16 SEG6 13
SEG6/KS6 SEG9/KS9 SEG6
14 15 C767 C767
SEG7/KS7 SEG8/KS8
0.1uF/50V/Y5V 0.1uF/50V/Y5V LED_J2808AG LED_J2808AG
SEG[1:6]
R696 R696 1K 1K
R640 R640
1K 1K
S611 S611 S610 S610 S609 S609
OPEN/CLOSE PLAY SOURCE
R646 R646
REFM
22K 22K
CE609 CE609 +
+
R610 R610
47uF/16V 47uF/16V
C611 C611 47pF/50V/NP0 47pF/50V/NP0 22K 22K
39K 39K
R643 R643 R642 R642
A
100K 100K
A
R11 R11 NC/0 NC/0
A
C623 C623
6
7 3
+ +
5 1 MIC
AS4558M AS4558M
2
2.2uF/16V/Y5V 2.2uF/16V/Y5V - -
U602B U602B U602A U602A
AS4558M AS4558M
R645 R645 100K 100K
REFM
+5VA C610 C610
47pF/50V/NP0 47pF/50V/NP0
100pF/50V/NP0 100pF/50V/NP0 C626 C626
R649 R649
20K 20K
C625 C625
2.2uF/16V/Y5V 2.2uF/16V/Y5V
A
C784 C784
R1 R1
R7 R7 0 0
R2 R2
100pF/50V/NP0 100pF/50V/NP0
C773 C773 R6 R6 0 0
R3 R3
R4 R4 0 0
A
A
E
1
2
3
100pF/50V/NP0 100pF/50V/NP0
0 0
0 0
0 0
A
4