FlexRadio Systems FLEX-1500, Service Manual

Page: 25 / 62

TPA0233
1.8 V
3.3 V
3.3 V
3.3 V
1.8 V
Check ground caps on Amp out
TLV320AIC33IRGZ
0 R
0 R
0 R
0 R
GND
GND
10u
.1u
10u .1u 10u .1u
10u .1u
GND
330u
10n
GND
10n 10n 10n
GND GND GND
650W
650W
GND
.1u
650W
650W
10n
10n
GND
GND
GND
+3.3V
GND
+5V
10k
10k
1u
1u
GND
10u
+5V
GND
330u
1u
1u
GND
GND
.1u
.1u
10u
TPS79318
10u
GND
+3.3V
1267W
1267W
1267W
GND
2.2k
+3.3V
100
100
1u
.1u
511
511
47n
47n
FDV303
10k
+5V
47u
560
CODEC
TO QSE
FROM QSD
HEADPHONES
SPEAKER
MICROPHONE
BASEBAND
BASEBAND
FlexWire Line In/Out
AUDIO AMP
Copyright FlexRadio Systems 2009, 2010
All 0 Ohm Resistors
LINE1LP
3
LINE1LM
4
LINE1RP
5
LINE1RM
6
LINE2LP
7
LINE2LM
8
LINE2RP
9
LINE2RM
10
MIC3L
11
MIC3R
14
MICBIAS
13
MICDET
12
HPLOUT
18
HPLCOM
19
HPROUT
23
HPRCOM
22
MONO_LOP
27
MONO_LOM
28
LEFT_LOP
29
LEFT_LOM
30
RIGHT_LOP
31
RIGHT_LOM
32
A
VSS_ADC
15
MF
P
3
48
MF
P
2
47
MF
P
1
46
MF
P
0
45
SELECT
43
SDA
2
SCL
1
/RESET
33
GPIO1
35
GPIO2
34
IO/DVSS
42
DR
VSS
21
DR
VSS
20
A
VSS_DAC
26
AV
D
D
_
A
D
C
16
MC
L
K
37
BCLK
38
WC
L
K
39
DIN
40
DOUT
41
IOVDD
44
DVDD
36
DR
VDD
24
DR
VDD
17
AV
D
D
_
D
A
C
25
IC9
PA
D
PA
D
C192
C193
C194
C196
C186
C191
C188 C187 C190 C189
C181 C180
C200
C210
J4-1
J4-2
J4-3
J4-4
J4-5
J4-6
J4-7
J4-8
C207 C208 C209
L59
L60
C198
3
2
1
J3
L57
L58
C203
C197
R44
R45
C199
C201
C195
RIN
5
LIN
9
BYP
4
SD
2
8
3
RO
6
LO
10
P$1
PAD
VDD
GND
ST/MO
7
FILT
1
IC10
C202
C204
C205
C182
C185
C184
NR
4
EN
3
GND
2
IN
1
OUT
5
IC8
C183
L54
L55
L56
R46
R67
R68
C2
C242
R17
R69
C12
C14
Q2
R75
C502
R500
MCLK/8
BCLK/8
WCLK/8
DIN/8
DOUT/8
L1LP/6
L1LM/6
L1RP/6
L1RM/6
MPTT/8
MIC_IN
I-SDA/11
I-SCL/11
HPLP/6
HPLM/6
HPRP/6
HPRM/6
~CRESET/8
FWLI/12
LINE_IN
LINE_OUT
FWLO/12