Pioneer PDP-R05G Service Manual page 162

1
MSP3455G (AV BOARD ASSY : IC7502)
A • Multisound Processor
Block Diagram
ANA_IN1+
2 ADC
B
40
SC1_IN_L
SC1_IN_R 41
SCRAT
Select
43
MONO IN
C
Pin Arrangement (Top view)
D
E
F
162
1
2
De-
modulator processing
DSP
ADC Prescale
Input
CAPL_M 34
AHVSS 35
AGNDC 36
NC 37
NC 38
NC 39
SC1_IN_L 40
SC1_IN_R 41
VREFTOP 42
MONO_IN 43
AVSS 44
2
3
Loud-
Pre-
speaker
Sound
Processing
DAC
22 RESETQ
21 TP
20 DVSS
19 DVSUP
18 TP_CO
17 TP
16 TP
15 TP
14 TP
13 I2C_DA
12 I2C_CL
PDP-R05G
3
4
27 DACM_L
DAC
26 DACM_R
SCRAT
31
SC1_OUT_L
Output
Select 30 SC1_OUT_R
4