10.
Circuit Diagrams and PWB Layouts
10-3-10
IR/KEY
19530_515_130719.eps
130719
IR/KEY
BA10
BA10
2013-06-04
C
715G6079
IR/KEY
R4516
100R 1/16W 5%
STB CONTORL
LED_R
R4509
NC/4K7 1/16W 5%
R0402
FB4501
600R
L0603
1
2
TP30
R4507
NC/10K 1/16W 5%
R0402
Q4502
NC/BC847C
SOT23EBC
3
2
1
TP35
C4501
NC22PF 50V
R4505
100R 1%
R0402
R4513
NC/4K7 1/16W 5%
R0402
R4501
10K 1/16W 5%
R4504
3.9K 1%
R0402
R4511
NC/10K 1/16W 5%
R0402
Q4501
NC/BC847C
SOT23EBC
3
2
1
R450
3
NC1K 1/16W 5
%
R0402
C4502
100N16V
C0402
R4515
100R 1/16W 5%
R0402
C4504
100N16V
C0402
R4512
NC/1K 1/16W 5%
R0402
TP31
TP34
TP32
TP33
R4502
100R 1/16W 5%
R0402
BL_ON/OFF
R4508
NC/1K 1/16W 5%
R0402
DV33
DV33SB
DV33
DV33
DV33SB
DV33SB
DV15 4,10
DV33 4,5,6,7,9,11,12,14,16
DV33SB 4,5,9,12
+5V_SW 4,8,11,16,19
+5V_STB 4,5,19
DV11 4,12
INT_IR 9
KEY_ADC0 9
BL_ON/OFF 9
BL_DIMMING 11
LED_R 9
INVERTER_ON_OFF
4,18
BRIGHT_ADJ 4,18
GPIO
To power board
INVERTER_ON_OFF
ZD4501
NC/BZX84C3V6
SOT23BEC
1
3
+5V_STB
BRIGHT_ADJ
DV33
DV11
INVERTER_ON_OFF
DV33SB
KEY_ADC0
+5V_SW
DV15
LED_R#:
Enable(Stand_By): High
Disable: Low
INT_IR
----><----|
LED_R
KEY_ADC0
KEY_UP_DN_DCSW
Key1
NC
INT_IR
BRIGHT_ADJ
BL_DIMMING
BL_DIMMING
Backlight Brightness Control
BackLight_SW:
BackLight on: High
BackLight off: Low
Backlight ON/OFF Control
BL_ON/OFF
5/28 for standby current solution
R4501 : 100R to 10K
R4503 : 1k TO NC
R4510
10K 1/16W 5
%
R0402
R4514
10K 1/16W 5
%
R0402
R4517
100R 1/16W 5%
GND 4,5,6,7,8,9,10,11,12,14,16,19
CN4501
CONN
1
2
3
4
5
6
7
8
9
Key1