Figure 8-60. Audio Circuit (84012313002) - Motorola APX 1000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1 (84012313002 / PC000353A01)
AUDIO CODEC
V_5.0A
TEST_POINT
MIC_BIAS MIC_BIAS_FILT
MIC_BIAS
1
R6405 1.2K
C6403
0.1UF
R6406 10K
U6402
R6401
LMC6035ITLX
51K
A V_EXT_1.85
INNEGA
A
INPOSA
OUTA
INNEGB
OUTB
INPOSB
VPOS
R6402
200K VNEG
R6410
C6402
1UF 10K
MIC_BIAS_FILT
A A A
R6404
2.2K
C6404
0.1UF
EXT_MIC_POS_DP
IN
C6428 100PF
TP6102
1
DNP
IF6404
TEST_POINT
IF
A
EXT_MIC_NEG_DP 1
IN
APPLY NET_SHORT=GND
AUDIO_MIC_NEG_DP
IN
AUDIO_MIC_POS_DP
IN
1
DNP
TEST_POINT
F_AUDIO_MICP
MIC_BIAS_FILT
R6407 2.2K C6412
100PF
DNP
R6403 2.2K A
C6407
1 DATA_MIC_POS_DP 0.1UF
M6406
1 DATA_MIC_NEG_DP 1
M6405
IF6407
APPLY NET_SHORT=GND
TP6103 IF
C6415
1
TEST_POINT
100PF
DNP
DNP
A
V_EXT_1.85 V_SW_5
R6432
100K
PA_SHTDN
PRE_CLASS_D_NEG_DP
C2
SHUTDOWN
C1
IN_NEG
A1
IN_POS
C6430
0.1UF
PRE_CLASS_D_POS_DP
C6431
0.1UF
V_EXT_1.85
V_3.0A
R6411
0
V_CODEC_1.875
C6410
C6411 C6413 C6414
0.1UF
0.1UF 0.1UF
0.1UF
A A
U6405
IN
A A
TLV320AIC33IZQER
SSI_RED_TX_CODEC
SSI_RED_RX_CODEC
E9 F8
DIN DOUT
OMAP_RESET H8 D1
RESET HPLOUT
NC
E1
HPLCOM
NC
SSI_CODEC_CLK G8 G1
MCLK HPRUOT
NC
G9 F1
BCLK HPRCOM
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
A5 J7
LINE1LM RIGHT_LOM
B7
IF6408 LINE1RP
B6 B8
1 IF
LINE1RM MFP0
B9
C6406
MFP1
A4 A8 SPI_DSP_MISO
C6408 0.1UF 0.1UF
NC LINE2LP MFP2
B5 A9 SPI_DSP_MOSI
NC LINE2LM MFP3
B4
NC LINE2RP
A3 E4
NC LINE2RM NC11 NC
E5
NC12 NC
A
A1 E6
MIC3R NC13 NC
B3 E7
MIC3L NC14 NC
A2 F3
NC MICBIAS NC15 NC
DATA_MIC_POS_DP_B B2 F4
NC MICDET NC16 NC
F5
NC17 NC
1 CODEC_GPIO1 J9 F6
GPIO1 NC18 NC
J8 F7
NC GPIO2 NC19 NC
TEST_POINT
G3
NC20 NC
CODEC_GPIO1
A7 G4
DNP NC NC0 NC21 NC
C4 G5
NC NC1 NC22 NC
C5 G6
NC NC2 NC23 NC
C6 G7
NC NC3 NC24 NC
C7 H3
NC NC4 NC25 NC
D3 H4
NC NC5 NC26 NC
D4 H5
NC NC6 NC27 NC
D5 H6
NC NC7 NC28 NC
D6 H7
NC NC8 NC29 NC
D7
NC NC9
E3
NC NC10
A A A
L6403
AUD_INT_SPKR_FILT_P_1 20NH
AUD_INT_SPKR_FILT_P
C6432 C6438 C6436
.47UF
10UF 100PF
L6401
10UH
U6411
C6433
R6433
TPA2034D1
1UF
20
C6434
A3
VO_NEG
.33UF
C3
VO_POS
A
L6402
A
10UH
AUD_INT_SPKR_FILT_N_1
AUD_INT_SPKR_FILT_N
L6404
C6435
20NH
1UF
C6437
.47UF
A
R6434
20
A
R6414
330
PRE_CLASS_D_POS_DP
C6417
.022UF
R6415
330
PRE_CLASS_D_NEG_DP
OUT
R6416 C6418
330 0.1UF
PREAMP_POS_DP
C6416
.022UF
C6419
R6417
0.1UF
330
PREAMP_NEG_DP
CODEC_SPI_CS
R6419
33
SPI_DSP_CLK
F2_PARAMP
MIC_BIAS
SW_B+
V_SAVE
A
R6423
0
UNSW_B+
D6401
R6420
BAT54HT1G
47K
2 1
V_5.0A
V_5.0A
R6429
C6421
47K
4 0.1UF
R6431
2.2K
OUT
3 1
A
U6409
TP6405
1
TLV3011
DNP
TEST_POINT BGAP_COMP
R6430
22K
V_2.775_EXP
U6408
LM4121
NC
3 5
EN VOUT
4 1 Q6401
VIN ADJ
SSM6N36FE
6 D1
OUT
C6405
TP6406 0.1UF
1 5 G2
DNP
TEST_POINT
R6421
4 S2
10K
VCC_2.775
C6429
U6410
0.1UF
STLM20
TP6401
2 1 1
NC NC VOUT
TEST_POINT
NC
SERIAL
I2C<1..0>
I2C_CLK
0
I2C_DATA
1
SSI_CODEC_CLK
SSI_CODEC_FSYNC
SSI_SAP<3..0>
SSI_RED_TX_CODEC
3
SSI_RED_RX_CODEC
2
NC
SPI_DSP<2..0>
SPI_DSP_CLK
0
SPI_DSP_MOSI
1
SPI_DSP_MISO
SERIAL INTERFACE 2
MAKO AUDIO
C6424
100PF
U6501 AT56H09
MAKO_AD_TRIG
DNP TEST_POINT
1 B11
MAKO_AD_TRIG AD_TRIG
A11 L10
TX_RX VMES
L2 M12
MIC_BIAS ADC_VREF
DNP TEST_POINT
1 K2 N14
INT_MIC_P ATOD_0
MAKO_INT_MICP
1 K1 M13
INT_MIC_M ATOD_1
DNP TEST_POINT
J2 L11
MAKO_INT_MICM EXT_MIC_P ATOD_2
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
BPLUS ATOD_7
PA_BPLUS E1 K13
PA_BPLUS ATOD_8
G3
PA_IN_M
PREAMP_NEG_DP
G2
PA_IN_P
PREAMP_POS_DP
F1 L3
INT_SPKR_P FE_TUNE1
F2 M2
INT_SPKR_M FE_TUNE2
H1 N1
EXT_SPKR_P PWR_CTRL
G1 C4
EXT_SPKR_M SCAN_EN
H4 A3
VCM2 TEST
A4 E8
VREF VFUSE
C6423
0.1UF
A
S1 1
G1 2
D2 3

Figure 8-60. Audio Circuit (84012313002)

8-127
TEMP SENSORS
V_2.775D
C6409
0.1UF
U6404
STLM20
2 1 TEMP_OMAP
NC VOUT
1
OMAP_TEMP_TP
V_2.775D
C6401
0.1UF
U6401
STLM20
2 1 TEMP_DISP
NC VOUT
1
DISP_TEMP_TP
V_2.775D
C6425
100PF
R6424 R6409
10K 10K
EXP_BOARD_TYPE
IN
TEMP_DISP
BATT_STATUS
F_DISP_BD_ID
IN
VOLUME
IN
TEMP_OMAP
1 TP_ATOD_8
TEST_POINT DNP
TUNE
R6427
NC
27K ISET
OUT
R6425 R6426 R6428 C6427
2K 100 100K 680PF
C6426
.01UF
EXT_SPKR_POS_DP
OUT
EXT_SPKR_NEG_DP
OUT