Figure 8-87. Audio Circuit - Motorola APX 3000 Detailed Service Manual

8-142
AUDIO CODEC
V_5.0A
MIC_BIAS TEST_POINT MIC_BIAS_FILT
MIC_BIASM6
1
R6405M6 1.2K
C6403M6
0.1UF
10K
R6406M6
U6402M6
R6401M6
LMC6035ITLX
51K
C2
INNEGA
A
C3
INPOSA
A2 C1
INNEGB OUTA
A3 INPOSB OUTB A1
B1
R6402M6 VPOS
200K B3
C6402M6 VNEG
1UF
MIC_BIAS_FILT
A A A
R6404M6 2.2K
C6404M6
0.1UF
EXT_MIC_POS_DP
IN
C6428M6 100PF
1
DNP
TP6102M6
A
TEST_POINT
EXT_MIC_NEG_DP
IN
CHANGES:
REMOVED AUDIO_MIC_NEG_DP,
REMOVED AUDIO_MIC_POS_DPC6408,C6412,C6407,C6403,R6407
REMOVED C6415

Figure 8-87. Audio Circuit

V_3.0A
V_EXT_1.85
R6411M6
0
V_CODEC_1.875
C6410M6 C6411M6 C6413M6 C6414M6
0.1UF 0.1UF 0.1UF 0.1UF
A
V_EXT_1.85
A A
A A
IN
U6405M6
TLV320AIC33IZQER
SSI_RED_RX_CODEC E9 F8
DIN DOUT
R6410M6
10K
OMAP_RESET H8 D1
RESET HPLOUT
NC
HPLCOM E1
NC
SSI_CODEC_CLK G8 G1
HPROUT
MCLK NC
G9 F1
HPRCOM
BCLK NC
SSI_CODEC_FSYNC
F9
WCLK
J2
MONO_LOP NC
E8 J3
SELECT MONO_LOM
NC
I2C_CLK C8
SCL
I2C_DATA D8 J4
SDA LEFT_LOP
J5
LEFT_LOM
EXT_MIC_POS_DP_A A6 J6
LINE1LP RIGHT_LOP
IF6404M6
IF 1 A5 J7
LINE1LM RIGHT_LOM
B7
LINE1RP
B6 B8
LINE1RM MFP0
B9
C6406M6 MFP1
0.1UF A4 A8 SPI_DSP_MISO
LINE2LP MFP2
NC
B5 A9 SPI_DSP_MOSI
LINE2LM MFP3
NC
B4
LINE2RP
NC
A3 E4
LINE2RM NC11
NC NC
E5
A NC12
NC
A1 E6
MIC3R NC13
NC
B3 E7
MIC3L NC14 NC
A2 F3
MICBIAS NC15
NC NC
B2 F4
MICDET NC16
NC NC
F5
NC17
NC
1 CODEC_GPIO1 J9 F6
GPIO1 NC18 NC
J8 F7
GPIO2 NC19
NC
TEST_POINT NC
G3
NC20
CODEC_GPIO1M6 NC
A7 G4
NC0 NC21
DNP NC NC
C4 G5
NC1 NC22 NC
NC
G6
C5 NC2 NC23
NC
NC
C6 G7
NC3 NC24
NC NC
C7 H3
NC4 NC25
NC NC
D3 H4
NC5 NC26 NC
NC
D4 NC6 NC27 H5
NC
NC
D5 H6
NC7 NC28
NC NC
D6 H7
NC8 NC29
NC NC
D7
NC9
NC
E3 NC10
NC
A A A
CHANGES:
REMOVED R6414,C6417,R6415
SSI_RED_TX_CODEC
OUT
C6418M6
R6416M6
0.1UF
330
PREAMP_POS_DP
C6416M6
.022UF
R6417M6 C6419M6 SERIAL
0.1UF
330
PREAMP_NEG_DP
CODEC_SPI_CS
R6419M6
33 SPI_DSP_CLK
F2_PARAMP
MIC_BIAS
SW_B+
V_SAVE
A
R6423M6
0
UNSW_B+
R6420M6
47K
2 1
V_5.0A
D6401M6
BAT54HT1G
V_5.0A
PA_BPLUS
R6431M6
4
2.2K
3 1
A
U6409M6
TLV3011
R6430M6 BGAP_COMP
22K
V_2.775_EXP NC
U6408M6
LM4121
Q6401M6
3 5 SSM6N36FE
EN VOUT
4 1
VIN ADJ
D1
6
G2
5
C6405M6
0.1UF
R6421M6
10K
4 S2
Schematics, Boards Overlays, and Parts Lists: Main Board Block: VHF (84012512001_A)
TEMP SENSORS
V_2.775D
C6409M6
0.1UF
2
NC
I2C<1..0>
I2C_CLK
0
1 I2C_DATA
SSI_CODEC_CLK
SSI_CODEC_FSYNC
SSI_SAP<3..0>
3 SSI_RED_TX_CODEC
SSI_RED_RX_CODEC
2
SPI_DSP<2..0>
0 SPI_DSP_CLK
SPI_DSP_MOSI
1
SERIAL INTERFACE 2 SPI_DSP_MISO
MAKO AUDIO
C6424M6
U6501M6
100PF
AT56H09
MAKO_AD_TRIG
C6425M6
TEST_POINT DNP
1 B11 100PF
MAKO_AD_TRIGM6 AD_TRIG
A11 L10
TX_RX VMES
L2 M12
MIC_BIAS ADC_VREF
MAKO_INT_MICPM6 1 K2 N14
INT_MIC_P ATOD_0
TEST_POINT DNP
1 K1 M13
INT_MIC_M ATOD_1
MAKO_INT_MICMM6 J2 L11
EXT_MIC_P ATOD_2
TEST_POINT DNP
J1 M14
EXT_MIC_M ATOD_3
J3 L12
VCM1 ATOD_4
H3 L13
VC_OUT_P ATOD_5
H2 K11
VC_OUT_M ATOD_6
E3 K12 TEMP_OMAP
BPLUS ATOD_7
E1 K13 1
PA_BPLUS ATOD_8
G3
PREAMP_NEG_DP PA_IN_M
G2
PREAMP_POS_DP PA_IN_P
F1 L3
INT_SPKR_P FE_TUNE1
F2 M2
INT_SPKR_M FE_TUNE2 NC
H1 N1
EXT_SPKR_P PWR_CTRL
G1 C4
EXT_SPKR_M SCAN_EN
H4 A3
VCM2 TEST
A4 E8
VREF VFUSE
C6423M6
0.1UF
S1
1
A
G1 2
D2 3
U6404M6
STLM20
TEMP_OMAP
1
NC VOUT
1
OMAP_TEMP_TPM6
V_2.775D
TEMP_DISP
BATT_STATUS
TP_ATOD_8M6
TEST_POINT
DNP
TUNE
R6427M6
27K
ISET
OUT
C6427M6
680PF
C6426M6
.01UF
EXT_SPKR_POS_DP
OUT
EXT_SPKR_NEG_DP
OUT