Audio Output From Ps9860 - LG DM5360K Service Manual

11. AUDIO OUTPUT FROM PS9860

36
Fig 11-1. AMP WAVEFORMS PS9860
X402
24.576MHz
R446
C444
C445
1M
22P 22P
R424
R425
DSP_RST
R426
DSP_SCL
R427
DSP_SDA
DSP_3.3V
R428
MCU_MUTE
DSP_3.3V DSP_1.2V
EC404 EC403
C443
104P
1000uF/10V 220uF/10V
C431
FB405
104P
600R
C430
104P
IC404
PS9860
VSSA_PLL
1
VSS_PLL
2
VSS_IO-1
3
101R
XOUT
4
XIN
5
C432
VDD-CORE
6
104P
101R
NRESET
7
101R
SCK_SCL
8
101R
SO_SDA
9
SI_AD0
10
NCS_AD2
11
EXT_MUTE
12
ADC_MCLK
13
ADC_BCK
14
ADC_LRCK
15
ADC_SDIN
16
101R
VDD-IO
17
C442
104P
37
Fig 11-2. AMP WAVEFORMS PS9860
VSS-4
51
PWM_CH6_P
50
PWM_CH6_M
49
PWM_CH5_P
48
PWM_CH5_M
47
PWM_CH4_P
46
PWM_CH4_M
45
VSS_IO
44
VDD_IO
43
PWM_CH3_P
42
PWM_CH3_M
41
PWM_CH2_P
40
PWM_CH2_M
39
PWM_CH1_P
38
PWM_CH1_M
37
VSS-1
36
VOUT12_REG1
35
3-38
36
C439
104P
R432 101R
PWM_FL+
101R
R433
PWM_FL-
101R
R434
PWM_FR+
R435 101R
PWM_FR-
R730 101R
SW+
R731 101R
SW-
37
C438
104P