Display Board Circuit Diagram - Philips Btm2310 Service Manual

DISPLAY BOARD CIRCUIT DIAGRAM

LED2
ATA_7316
B
U2
R4 51K 1 28
OSC GND
DATA
2 27
DI/O Grid1
CLK
3 26
CLK Grid2
STB
4 25
STB GND
5 24
KEY1 Grid3
6 23
KEY2 Grid4
VDD
7 22
VDD GND
SEG4
8 21
SEG1/KS1 VDD
SEG5
9 20
SEG2/KS2 SEG14/Grid5
SEG6
10 19
SEG3/KS3 SEG13/Grid6
SEG7
11 18
SEG4/KS4 SEG12/Grid7
SEG8
12 17
SEG5/KS5 SEG10/KS10
SEG9
13 16
SEG6/KS6 SEG9/KS9
SEG10
14 15
SEG7/KS7 SEG8/KS8
SM1628
U1
IR
1
OUT
RF 2
GND
R17 100R
3
VCC
+
EC1 C11
100uF/10v 0.1uF
A
R21 1K/1%
C36
SW2
102P
1 3
1 3
KEY
2 4
2 4
C35
102P
Power/standby
2
Grid1
Grid2
Grid3
Grid4
Q1
+5V
2
VDD
3
Grid5 C4 EC2
1
Grid6 0.1uF 100uF/10V
BAT54C
Grid7
SEG1
SEG2
SEG3
VOL1
16B_24204
4 5
4 5
IR_+3.3V R12 10K
C5 C6
100pF 100pF
IR_+3.3V
R22 1.2K/1% R23 1.8K/1% R24
C37 C38
102P 102P
SW6 SW7 SW5
1 3 1 3 1
1 3 1 3 1
2 4 2 4 2
2 4 2 4 2
Soure
PLAY/PAUSE STOP
2
CON1
1 FB1
R1
2
R2
3
4 FB2
4P2.0 +
EC4
220uF/10v
FB3
MP3_L R3 560R FB4
MP3_R R5 560R FB5
FB6
R6 R7
C2 C3
220PF 220PF
47K 47K
IR_+3.3V R11
R13 10K IR_+3.3V
SVCC
R25 0R
R19 0R
R59 0R R56 0R
R62 0R
1.8K/1% R55 2.7K R60 4.7K
C39 C40 C41
102P 102P 102P
SW3 SW1
3 1 3 1 3
3 1 3 1 3
4 2 4 2 4
4 2 4 2 4
FWD NEXT
1
JK2
USB1(A_TYPE)
OFF_PAGE
PTC/1A 1
5V
15R
2
DM
15R IP_RX
3
DP
IP_TX
7RH 4
GND
4052_SW
Bluetooth_LED
1000RH
MP3_R
C1
MP3_L
0.1uF
BT_VCC
IR_+3.3V
+5V
-5V
AGND
GND
JK4
BT_GND
1000RH
1
2
3
1000RH
4
1000RH
5
AUX_IN
+5V
R8 R9 R10
LED1
10K 10K 10K
Bluetooth_LED
1
1.5K
2
-5V
3
4052_SW
IP_TX
R_G_LED IP_RX
BT_VCC
3
BT_GND
Q2 VOL_DOWN
1 VOL_UP
2SC8550
IR_+3.3V
R16 2 IR
DATA
100R
CLK
STB
KEY
+5V
EC3 C7 C8
100uF/10V 100PF 100PF
SW4
1 3
1 3
2 4
2 4
OPEN/CLOSE
1
IP_RX {2}
IP_TX {2}
4052_SW {2}
Bluetooth_LED {2}
MP3_R {2}
MP3_L {2}
B
BT_VCC {2}
IR_+3.3V {2}
+5V {2}
-5V {2}
AGND {2}
GND {2}
BT_GND {2}
CON3
FB9 1000RH
16
FB10 1000RH
15
FB12 1000RH
14
FB11 1000RH
13
FB7 1000RH
12
FB8 1000RH
11
FB13 1000RH 10
FB14 1000RH
9
FB15 1000RH
8
7
FB17 1000RH
6
FB18 1000RH
5
FB19 1000RH
4
FB20 1000RH
3
FB21 1000RH
2
FB22 1000RH
1
C9
FB23 NC 16pin,1.0mm
100PF
C10 0.1uF
FB24 0R
A