Motorola APX 7000 Detailed Service Manual page 612

8-336
C2101
1UF
AUD_PA_IN_N AUD_PA_IN_N_1
IN
AUD_PA_IN_P AUD_PA_IN_P_1
IN
C2102
1UF
VSW_3.6
R2150
0
C2127
1UF
IN
Figure 8-149. MHLN6977A/B and MHLN7035A Audio Controller Circuit
VCC_2.8
C2104
R2103
1000PF
20K
AUD_SE_BUFF_BIAS
R2104
R2109
R2106
20K
12.4K
12.4K
AUD_PA_IN_SE
AUD_SE_BUFF_FB
A U2101
R2101 LMC6035ITLX
AUD_PA_IN_SE_1
12.4K
C2
INNEGA
C3
C2105
INPOSA
AUD_PA_IN_N_2
A2 C1 .47UF
INNEGB OUTA
A3 A1
INPOSB OUTB
AUD_PA_IN_P_2 B1
VPOS
R2102
B3
VNEG
12.4K
AUD_SE_BUFF_V2.8
VCC_2.8
A
C2103
1UF
L2101
2.2UH
A
VCC_3.0
U2105
LP5900
R2108
10K
A1 B2
VEN VOUT
A2
VIN
C2129
C2128
470PF
1UF
C2126 R2127
MMC2_MPC
0.1UF 10K IN
VCC_1.875
C2106
0.1UF
R2105
10K
DNP
MMC2_CLK
IN
MMC2_CS0
R2107
VCC_1.875
10K
DNP
MMC2_DAT0_DIR
IN
MMC2_DAT1_DIR
IN
MMC2_CMD_DIR
IN
MMC2_DAT0
IO
MMC2_DAT1
IO
MMC2_DAT2
IO
MMC2_DAT3
IO
MMC2_CMD
IN
R2130
10
MMC2_CLK_FB
OUT
SWB+
VCC_2.8
AUD_PA_IN_SE_2
R2114 R2117
AUD_PA_IN_SE_3 A A
470K 10K
AUD_PA_SCLK
R2112
R2110
TP2101 1 AUD_PA_SYNC
10K
20K
TEST_POINT
AUD_PA_SHUTDOWN
IN
AUD_PA_MUTE
IN
AUD_PA_BIAS
R2113
470K C2110
2.2UF
VCC_3.0
R2111
C2124 C2125
100K
0.1UF 2.2UF
R2125
4.7K
1
SI8401DB
Q2101
VCC_1.875
MMC2_CD_DET_V3.0
C2107 C2108 C2109
R2120
10UF 2.2UF 0.1UF
10K
DNP
U2102
SN74AVCA406
B1 C2
CLK_A1_10 CLK_A2_10
E4 A6 MMC2_USD_CLK
CS0
CLK_B1_10
G4
CS1
B4
DIR_1
A4 F3 MMC2_USD_DAT2
DIR_2 A12 NC
C4 D6 MMC2_USD_DAT3
DIR_3 B11 NC
A3 F7 MMC2_USD_CMD
NC
DIR_4 B14
D1 B6
DIR_9 B1_9
D3 E6
DIR_56 B2_10 NC
E1
DIR_78
B5 B7
MODE0 B1
A5 C6
MODE1 B2
G3 C7
A11 B3
B3 D5
A1 B4
A2 F6
A2 B5 NC
B2 G6
A3 B6 NC
D2 F5
A4 B7 NC
G2 G5
A5 B8 NC
E2 E7
A6 B2_9 NC
F1
A7
F2
A8
C1
A9
F4
A13
D7
B12
MMC2_CLK_FB_1
Schematics, Boards Overlays, and Parts Lists: Expansion Boards
C2123
0.1UF VCC_2.8
DNP
U2104
STLM20
DNP
VCC_2.8
TP2102
2 1 1
NC
NC VOUT TEST_POINT
C2115
1UF
U2103
A
MAX9768BETG
L2102
5 13
SCLK
SYNCOUT NC 22UH
AUD_INT_SPKR_P
12 1
SYNC OUT_POS1
7 2
FB OUT_POS2
8 17
IN OUT_NEG1
AUD_INT_SPKR_N
19 18
C2118
SHDN OUT_NEG2
20 6 1UF
MUTE SDA_VOL
10 4 AUD_PA_BOOT_P
BIAS
BOOT_POS
24 15 AUD_PA_BOOT_N
ADDR1 BOOT_NEG C2116
23
ADDR2 0.1UF
L2103
A
22UH
AUD_PA_VOL
C2117
0.1UF
A
R2122
R2121 0
A
0 DNP
VCC_2.8
A
R2126
10K
C2114
0.1UF
J2101
CONN_J
1 5
PIN1 PIN5
2 6
PIN2 PIN6
3 7
PIN3 PIN7
4 8
PIN4 PIN8
COMMON
9 10
DETECT_SW
MMC2_USD_DAT1
MMC2_USD_DAT0
AUD_INT_SPKR_FILT_P
OUT
C2121
.47UF
R2123
20
C2120
.33UF
A
AUD_INT_SPKR_FILT_N
OUT
C2119
1UF
C2122
.47UF
R2124
20
A