6-27.Printed Wiring Board - Protect Section - Sony HCD-S300 Service Manual

IC701 CXD8791AQ
128 127 126 125
HRD/HRXD 1
HWR/HFS 2
HCS 3
Interface
HA1 4
5
HA0/HCK
VDD 6
7
PWM2
8-bit
PWM1 8
PWM0
PWM0 9
VSS 10
8-bit
EMU1 11 PWM0
EMU0 12
8-bit
TDO 13
PWM0
TCK 14
TDI 15
DAC Output
16
TMS
Selector
TRST 17
VDD 18
VSS 19
TRREF 20
TRIN 21
FGREF 22
FGIN 23
PGREF 24
PGIN
25
RS 26
LG 27
DFCTI 28
HEAD 29
CLKOOIS 30
CLKOUT1 31
VDD 32
VSS 33
GIO15
34
GIO14 35
GIO13 36
GIO12 37
GIO11 38
39 40 41 42
IC803 BA10324AFV
OUT1 1 14
-IN1 2
13
1 4
12
+IN1 3
VCC 4 11
+IN2 5
10
2 3
-IN2 6
9
8
OUT2 7
124 123 122 121 120 119 118
INT6N
Host
Pulse
Corrector
FG/PG
Phase
Detector
INT4N
FG/PG
Phase
Counter
INT5N
GIO
Port
INT5N INT4N INT3N INT2N
43 44 45 46 47 48
OUT4
-IN4
+IN4
GND
+IN3
-IN3
OUT3
117 116 115 114 113 112
Clock
Generator
256 word
SARAM
JTAG
T320C2xLP
Track
Pulse
Counter
INT4N
10K word
Track
Program RAM
Pariod
Counter
INT3N
Bool Program
16-bit
Timer2
INT5N
16-bit
Timer1
INT2N
16-bit
Timer0
INT1N
49 50 51 52 53 54 55
111 110 109 108 107 106 105 104 103
DAC0
DAC1
544 word
DARAM
DAC2
Core
DAC3
PLL
x1, x1.5
ROM
9
8-bit
ADC
1
1 2 3 4 5
56 57 58 59 60 61 62 63 64
102 TEST SIB0
101 TEST SIB1
100 GNDAS
99 VCCAS
98
VRT0
8-bit 97 DAB0
96
VRB0
95 VDD3V3
94 VSS3V3
93 VRB1
8-bit
92 DAB1
91 VRT1
90 VCCA4
89 GNDA4
8-bit
88 GNDA3
87
VCCA3
86 VRT2
85 DAB2
84 VRB2
8-bit 83 VDD3V2
82 VSS3V2
81 VRB3
80 DAB3
79 VRT3
VCCA2
78
77 GNDA2
76 VDD3V1
75 VSS3V1
74 VRBA
73 GNDA1
72 TESTA
71 VCCA1
70 VRTA
ADC0
69
9
68 ADC1
8
67 ADC2
7
66 ADC3
6
65 ADC4
65