Al 715G6280 Led Board - Philips TPS14.4A Service Manual

Circuit Diagrams and PWB Layouts

10.7 AL 715G6280 LED Board

10-7-1 9-LED Side
AL01
9-LED Side
In
12V
CN301
1
2
3
4
FB301
5
6 2 1
7
NC/120R/3000mA
8
9
10
11
12
PWM_G
13
14
PWM_R
15
16
PWM_B
17
18
CONN R316
NC/0R05 1/16W
In
12V
CN302
1
2
3
4
FB302
5
6 2 1
7
NC/120R/3000mA
8
9
10
11
12
PWM_G
13
14
PWM_R
15
16
PWM_B
17
18
CONN R319
NC/0R05 1/16W
TPS14.4A LA 10. EN 71
6 6
D301 R302 D302 R303
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
5 5
4 4
R304 R305
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
3 3
2 2
R307 R308
75 OHM +-1% 1/10W 30R
1 1
6 6
D304 R309 D305 R310
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
5 5
4 4
R311 R312
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
3 3
2 2
R314 R315
75 OHM +-1% 1/10W 30R
1 1
6 6
D309 R324 D307 R327
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
5 5
4 4
R325 R326
75 OHM +-1% 1/10W 75 OHM +-1% 1/10W
3 3
2 2
R329 R328
75 OHM +-1% 1/10W 30R
1 1
C302
R317
R301 100OHM1/16W
C301
R321
C303
2014-Jul-11
6
D303
5
4
R306
3
82R 1/8W 5%
2
1
6
D306
Blue Vf=3.2v If=20mA
5
4
Red Vf=2.2v If=25mA
3
2
Green Vf=3.2v If=25mA
1
6
D308
5
4
3
2
1
1N 50V
100OHM1/16W
1N 50V
100OHM1/16W
1N 50V R322
47K 1/16W 5%
back to
div.table
Blue Vf=3.2v If=20mA R=300ohm
Red Vf=2.2v If=25mA R=325ohm
Green Vf=3.2v If=25mA R=225ohm
R=150ohm
R=232ohm
R313
82R 1/8W 5%
R=105ohm
R323
82R 1/8W 5%
Q301
BC847C
R318
47K 1/16W 5%
R320
47K 1/16W 5%
9-LED Side
AL01
Q302
BC847C
Q303
BC847C
2014-04-24
715G6280
19740_517.eps