Pioneer SX-SW77 Service Manual page 55

5
TAS5508APAG (MAIN ASSY : IC3101)
• 8 Channel Digital Audio PWM Processor
Pin Arrangement (Top view)
VRA_PLL 1
PLL_FLT_RET 2
PLL_FLTM 3
PLL_FLTP 4
AVSS 5
AVSS 6
VRD_PLL 7
AVSS_PLL 8
AVDD_PLL 9
VBGAP 10
RESET 11
HP_SEL 12
PDN 13
MUTE 14
DVDD 15
DVSS 16
Block Diagram
Power Supply
MCLK .63
XTL_OUT .19
XTL_IN .20
PLL_FLTM .3
PLL_FLTP .4
OSC_CAP .18
SCLK .27
LRCLK .26
Control
SDIN1 .31
SDIN2 .30
SDIN3 .29
SDIN4 .28
SDA .24
Serial
Control
SCL .25
I/F
RESET .11
PDN .13
MUTE .14
HP_SEL .12
BKND_ERR .37
5
6
48 VR_PWM
47 PWM_P_4
46 PWM_M_4
45 PWM_P_3
44 PWM_M_3
43 PWM_P_2
42 PWM_M_2
41 PWM_P_1
40 PWM_M_1
39 VALID
38 DVSS
37 BKND_ERR
36 DVDD
35 DVSS
34 DVSS
33 VR_DIG
Digital Audio Processor
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
D 7 Soft Soft Loud
Comp DRC
Det Blquads Tone Vol
8 8 4 8 2
2
Volume
9
Control
SX-SW77
6
7
PWM Section
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
DC De Intarpo
SRC NS PWM
Block Emph late
8 8
PSVC
7
8
A
B
C
D
62,61. PWM_HPP & MR
60,59. PWM_HPP & ML
41,40. PWM_P&M1 L Front
43,42. PWM_P&M2 R Front
45,44. PWM_P&M3 L Rear
47,46. PWM_P&M4 R Rear
50,49. PWM_P&M7 Center
E
52,51. PWM_P&M8 Sub woofer
56,55. PWM_P&M5 L Surround
PWM_L Line Out
58,57. PWM_P&M6 R Surround
PWM_R Line Out
39. VALID
32. PSVC
F
55
8