ViewSonic PJ402D-2 Service Manual page 62

AUDIO
J7 J7
PHONOJACK STEREO-R PHONOJACK STEREO-R
ViewSonic Corporation
AINC_R
0 0 R182 R182
02137-8J8 02137-8J8
1
AINC_R
4
AINC_L
2
2,5,16,17 SDA0
2,5,16,17 SCL0
ESD1 ESD1 ESD2 ESD2
1608SGX 1608SGX 1608SGX 1608SGX
02037-D43 02037-D43 02037-D43 02037-D43
0 0 R186 R186 0 0 R175 R175
02137-8J8 02137-8J8 02137-8J8 02137-8J8
Confidential - Do Not Copy
59
U2 U2
C242 0.47uF C242 0.47uF
17
RHPIN
02237-2A8 02237-2A8 SP_R+
12
ROUT+
C4 C4 0.47uF 0.47uF
18
RLINEIN
02237-2A8 02237-2A8 SP_R-
14
ROUT-
C46 C46 0.47uF 0.47uF 9
RIN
02237-2A8 02237-2A8
8
PVDD
C41 C41 0.47uF 0.47uF 3 19
PC-BEEP PVDD
02237-2A8 02237-2A8
20
VDD
11
SE/BTL
C1 0.47uF C1 0.47uF
15 21
SDA BYPASS
02237-2FZ 02237-2FZ
23
SCL
22
SHUTDOWN +5V
4
A0
10
A1
16 13
+5V I2CVDD GND
1
GND
C44 C44 0.47uF 0.47uF
7
LHPIN
SP_L+
02237-2A8 02237-2A8 2
LOUT+
C43 C43 0.47uF 0.47uF
6
LLINEIN
SP_L-
02237-2A8 02237-2A8 24
LOUT-
C42 C42 0.47uF 0.47uF
5
LIN
02237-2A8 02237-2A8
TPA0172 TPA0172
PJ402D-2
C296 C296 02237-084 02237-084
330uF/PC6.3V 330uF/PC6.3V R178 1K R178 1K
SP_R+ 5
+5V
SP_R- 5
FB2 FB2
47UH 02346-0029-00 47UH 02346-0029-00
C2 C2
C45 C45 C247 C247
+ +
C251 C251 0.1U 0.1U C3 C3
+ + + +
0.1U 0.1U 02237-C05 02237-C05 10uF/16V 10uF/16V
02237-C05 02237-C05 10uF/16V 10uF/16V 10uF/16V 10uF/16V 02237-512 02237-512
02237-512 02237-512 02237-512 02237-512
SP_L+ 5
SP_L- 5
C303 C303
330uF/PC6.3V 330uF/PC6.3V
02237-084 02237-084
R188 R188
1K 1K
TPA0127
I2C ADDRESS
WRITE D8H
READ D9H