ViewSonic PJ513D-1 Service Manual page 97

POWER FROM DC/DC BOARD
J6 TP19
G2
G2
5
5
TP22
4
4
3
3
2
2
1
1
G1
G1
2KL2021005
3,4,6,7,8,9,10,11,12,13,14,15,16,17
Lamp circuit
ViewSonic Corporation
17 FAN2_B
P12V
L14
13,14,16,17 P12V
L15
C171 C172 C173
L16
0.1U Z 4.7U M 22U 25V
P5VS
C175
C176
4.7U M
0.1U Z
P5V 3,4,6,7,9,13,16,17
R13 10K J
P5V
L4 Z120
TP20
TP21 R14 100
LAMP_RXD 9
R15 270 J
TP80
LAMPLIT 9
Q1
RA8 2K
B
2N3904S
GND
94
Confidential - Do Not Copy
TP45 J10 TP46
TP47 TP48
1 2
1 2
Z30 TP179 P12V_IN
3 4
3 4
Z30 TP180
5 6
5 6
Z30 TP181
7 8
7 8
L17 Z30 TP182 TP183
9 10
9 10
L18 Z30
11 12
11 12
L19 Z30
13 14
13 14
2K71072207
R184
TP49 TP50
C174
22U 25V
P5VS
9 P5VS
C177
0.1U Z
LAMPEN 9
3.3V POWER
TP26
J8
G1
G1
1
1
2
2
3
3
G2
G2
2KL2021003
TSOP14838
TP31
P5VS
IRV CC
R18 100 J
C5 C6
0.1U K 4.7U Z
IR circuit
PJ513D-1
FAN2_E 17
GND 3,4,6,7,8,9,10,11,12,13,14,15,16,17
R203
PWR_DOWN 9
0
1M
P3P3VS
U17
3 2
P3P3VS 4,9
VIN VOUT
4
OUT
C179
G960T63UF
C178 +
100U 16V
10U Z
<Spec>
P5VS
P5VS
R16
10K J
TP27
TP28
L5
P3P3VS
Z120
U7
U8
I R1
1
4
2
P5VS
I R2
74AHC1G08GW
R17
TP32
10K J
R19
510 J
TP33
IRRCVR 9