Philips HTS3538 Service Manual page 44

7-1
A
14PIN/1.0mm 14PIN/1.0mm
XP3 XP3
14
14
13
13
12
12
11 R637 R637 100 100
11
10 R641 R641 100 100
10
9 R639 R639 100 100
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
1
A
R708 R708
+12V R706 R706
R707 R707
R638 R638
REM-5V
470 470
R709 R709
+5V
5.6K 5.6K
IR601 IR601
1 IR
IR
2
GND
3
VCC
4 C617 C617 + +
GND
2 5 CE606 CE606
GND
C618 C618 1uF/25V/Y5V 1uF/25V/Y5V NC/47uF/16V NC/47uF/16V
IRM_12mm IRM_12mm 47pF/50V/NP0 47pF/50V/NP0
01UUSBJAK-101
1 USB_VCC
VCC
2 USB_DM
D-
3 USB_DP
D+
4
GND
P801 P801
USB-A/BK USB-A/BK
+12V
R609 R609
3
JACK601 JACK601
1
1
6
6
3
3
5
5
4
4
2 FB611 FB611 600/200mA 600/200mA
2
MIC JACK MIC JACK
A
4
A
B
Front Control Board Circuit Diagram:
+12V
+5V
VSCLK
VSDA
VSTB
IR
KEY_POW
MP3_L MO_5V
MP3_R
MIC
R703 R703
4.7K 4.7K
VSDA
NC\0 NC\0 R693 R693 VSCLK
VSTB
100 100
Q2 Q2
PNP-3CA8550-DBX PNP-3CA8550-DBX
100 100 MO_5V
100 100 C774 C774
680 680 R320 R320 100pF/50V/NP0 100pF/50V/NP0
ZD1 ZD1
BZX79C5V6 BZX79C5V6
+5V
USB_DM USB_DP
D5 D5 D6 D6 R317 R317
2K 2K
NC/33pF/50V/NP0 NC/33pF/50V/NP0 NC/33pF/50V/NP0 NC/33pF/50V/NP0
R319 R319
MO_5V Q1 Q1
NPN_3DG3904M NPN_3DG3904M
4.7K 4.7K
R321 R321
1K 1K
To main board XS605 XS605
USB_VCC USB_VCC 4 1
4 1
3 2
3 2
2 USB_DM 3
2 3
1 USB_DP 4
1 4
4PIN/2.0mm/200mm 4PIN/2.0mm/200mm
XS604 XS604
R646 R646
2.2K 2.2K 12VA REFM
22K 22K
C772 C772
CE609 + CE609
+ + +
CE608 CE608 0.1uF/25V/Y5V 0.1uF/25V/Y5V
220uF/16V 220uF/16V R610 R610 47uF/16V 47uF/16V
C611 47pF/50V/NP0 C611 47pF/50V/NP0
22K 22K
R642 R642
A
47K 47K 100K 100K
A A
R643 R643 R11 R11 NC/0 NC/0
A
CE610 CE610
AS4558M AS4558M
R648 R648
C623 C623
6 U602B U602B
7 3
+ +
5
5.6K 5.6K
2.2uF/25V 2.2uF/25V
2
2.2uF/16V/Y5V 2.2uF/16V/Y5V - -
R612 R612 C607 C607
680 680
1000pF/50V/X7R 1000pF/50V/X7R
REFM
12VA C610 C610
A
100pF/50V/NP0 100pF/50V/NP0 R649 R649
A
20K 20K
C625 C625
2.2uF/16V/Y5V 2.2uF/16V/Y5V
A
B
C
R694 R694
R704 R704 R705 R705
51K 51K
4.7K 4.7K 4.7K 4.7K
R23 R23 10K 10K
R698 R698 1K 1K
R699 R699 1K 1K
100pF/50V/NP0 100pF/50V/NP0 R27 R27 10K 10K SEG1
C776 C776 SEG2
SEG3
C775 C775 SEG4
100pF/50V/NP0 100pF/50V/NP0 SEG5
SEG6
+ +
C777 C777 CE611 CE611
0.1uF/25V/Y5V 0.1uF/25V/Y5V 47uF/16V 47uF/16V
D3 D3
1N4148 1N4148
D4 D4
1N4148 1N4148
REM-5V
+5V
R653 R653
10K 10K
LED1 LED1
LED_RED LED_RED
KEY_POW
R322 R322
0 0
JACK602 JACK602
MIC JACK MIC JACK
1
MIC
U602A U602A
AS4558M AS4558M
R645 100K R645 100K
C626 C626 R692 R692
47pF/50V/NP0 47pF/50V/NP0 0 0
C773 C773
A
100pF/50V/NP0 100pF/50V/NP0
C
7-1
D
R316 R316 NC/33 NC/33 LED-
U301 U301
LED LED
GRID[1:7]
DRIVER_LED_ET6202 DRIVER_LED_ET6202
1 28 GRID1 1
OSC GND GRID1
2 27 2
GRID1 GRID2
DI/O GRID1 GRID2
3 26 GRID2 GRID3 3
CLK GRID2 GRID3
4 25 GRID4 4
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 MO_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 R318 R318 NC/33 NC/33 LED+ SEG5 12
SEG5/KS5 SEG10/KS10 SEG5
13 16 SEG6 13
SEG6/KS6 SEG9/KS9 C767 C767 SEG6
14 15
SEG7/KS7 SEG8/KS8
LED_J2808AG LED_J2808AG
0.1uF/50V/Y5V 0.1uF/50V/Y5V
SEG[1:6]
S609 S609
S610 S610
R696 R696 1K 1K TAC020 TAC020
PLAY SOURCE
TAC020 TAC020
OPEN/CLOSE
R640 R640
S611 S611
1K 1K
TAC020 TAC020
R644 R644 STBY
S608 S608
1K 1K
TAC020 TAC020
A
1
1
6
6 R14 R14
600/200mA 600/200mA
3 FB615 FB615 MP3_R
3
5 R690 R690
5 100 100
47K 47K
4
4 R5 R5
600/200mA 600/200mA
2 FB616 FB616 MP3_L
2
R691 R691
100 100
47K 47K
A A
R1 R1 0 0
R2 R2 0 0
R3 R3 0 0
R6 R6 0 0
R4 R4 0 0
A
A
D
E
1
2
3
4
E