Sony DAV-DZ720 / HCD-DZ720 Service Manual ▷ View online
65
HCD-DZ720
Pin No.
Pin Name
I/O
Description
88
IO_DO
I
I/O expander IC data input (not used)
89
IO_CLK
O
I/O expander IC clock output (not used)
90
MONO/ST_DET
I
Front jack MONO or STEREO detect
91
A.CAL MIC LEVEL/
I
MIC level detect for auto calibration
A_SEL2
92
DESTINATION
I
Destination select input
93
MODEL
I
Model select input
94
KEY2
I
Key input 2 input
95
KEY1
I
Key input 1 input
96
VSS
—
Ground terminal
97
KEY0
I
Key input 0 input
98
VREF
—
Reference voltage (BUP+3.3V)
99
VCC
—
Power supply (BUP+3.3V)
100
MIC/A.CAL SW
I
MIC insert switch
66
HCD-DZ720
DMB12 BOARD IC101 CXD9804R
(CD/DVD RF AMP, FOCUS/TRACKING ERR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
(CD/DVD RF AMP, FOCUS/TRACKING ERR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
AGND
—
Ground terminal
2
DVDA
I
AC coupled input path A
3
DVDB
I
AC coupled input path B
4
DVDC
I
AC coupled input path C
5
DVDD
I
AC coupled input path D
6
DVDRFIP
I
AC coupled DVD RF signal input RFIP
7
DVDRFIN
I
AC coupled DVD RF signal input RFIN (not used)
8
MA
I
DC coupled main-beam RF signal input A
9
MB
I
DC coupled main-beam RF signal input B
10
MC
I
DC coupled main-beam RF signal input C
11
MD
I
DC coupled main-beam RF signal input D
12
SA
I
DC coupled sub-beam RF signal input A (not used)
13
SB
I
DC coupled sub-beam RF signal input B (not used)
14
SC
I
DC coupled sub-beam RF signal input C (not used)
15
SD
I
DC coupled sub-beam RF signal input D (not used)
16
SDFON
I
CD focusing error negative input (not used)
17
SDFOP
I
CD focusing error positive input (not used)
18
TNI
I
3 beam satellite PD signal negative input
19
TPI
I
3 beam satellite PD signal positive input
20
MDI1
I
Laser power monitor input
21
MDI2
I
Laser power monitor input
22
LDO2
O
Laser driver output
23
LDO1
O
Laser driver output
24
SVDD3
—
Power supply (RF+3.3V)
25
CSO
O
Central servo, positive main beam summing output (not used)
26
RFLVL
O
RFRP low pass, or Positive main beam summing output (not used)
27
SGND
—
Ground terminal
28
V2REFO
O
Reference voltage 2.8V
29
V2O
O
Reference voltage 2.0V
30
VREFO
O
Reference voltage 1.4V
31
FEO
O
Focus error monitor output (not used)
32
TEO
O
Tracking error monitor output (not used)
33
TEZISLV
O
TE slicing level (not used)
34
OPOUT
O
Op amp output (not used)
35
OP_INN
I
Op amp negative input (not used)
36
OP_INP
I
Op amp positive input (not used)
37
DMO
O
Disk motor control output. PWM output
38
FMO
O
Feed motor control. PWM output
39
TROPENPWM
O
Tray PWM output/tray open output.
40
IOPMON
I
Power monitor signal input
41
TRO
O
Tracking servo output
42
FOO
O
Focus servo output
43
USB_VSS
—
Ground terminal
44
USBP
—
USB port DPLUS analog pin (not used)
45
USBM
—
USB port DMINUS analog pin (not used)
46
USB_VDD3
—
Power supply (SW+3.3V)
47
SPFG
I
Motor hall sensor input
67
HCD-DZ720
Pin No.
Pin Name
I/O
Description
48
MSW
I
Mute signal control output
49
CKSW
—
Not used
50
OCSW
—
Not used
51
EEWP
O
WF signal output to EEPROM (IC103)
52
DVDD18
—
Power supply (+1.8V from IC110)
53 to 59
HA 2 to 8
O
Address bus 2 to 8 output to FLASH ROM (IC102)
60, 61
HA18, 19
O
Address bus 18, 19 output to FLASH ROM (IC102)
62
DVSS
—
Ground terminal
63
APLLCAP
I
APLL external capacitance connection
64
APLLVSS
—
Ground terminal
65
APLLVDD3
—
Power supply (+3.3V from IC105)
66
XWR
O
WE signal output to FLASH ROM (IC102)
67 to 72
HA 16 to 11
O
Address bus 16 to 11 output to FLASH ROM (IC102)
73
DVDD3
—
Power supply (SW+3.3V)
74, 75
HIGHA 10, 9
O
Address bus 10, 9 output to FLASH ROM (IC102)
76
HA20
O
Address bus 20 output to FLASH ROM (IC102)
77
XROMCS
O
CE signal output to FLASH ROM (IC102)
78
HA1
O
Address bus 1 output to FLASH ROM (IC102)
79
XRD
O
OE signal output to FLASH ROM (IC102)
80
DVDD3
—
Power supply (SW+3.3V)
81 to 84
HD 0 to 3
I
Data bus 0 to 3 input from FLASH ROM (IC102)
85
DVSS
—
Ground terminal
86 to 88
HD 4 to 6
I
Data bus 4 to 6 input from FLASH ROM (IC102)
89
HA21
O
Address bus 21 output to FLASH ROM (IC102)
90
ALE
O
Address latch enable (not used)
91
HD7
I
Data bus 7 input from FLASH ROM (IC102)
92
HA17
O
Address bus 17 output to FLASH ROM (IC102)
93
HA0
O
Address bus 0 output to FLASH ROM (IC102)
94
DVSS
—
Ground terminal
95
UWR
I
System controller write strobe (not used)
96
URD
I
System controller read strobe (not used)
97
DVDD18
—
Power supply (+1.8V from IC110)
98
IFSDO
O
DVD SOD signal output to system controller (IC501)
99
IFSCK
O
DVD SCO signal output to system controller (IC501)
100
XIFCS
I
DVD XIFCS signal input from system controller (IC501)
101
IFSDI
I
VIFBUSY signal input from system controller (IC501)
102
SCL
O
SCL signal output to EEPROM (IC103)
103
SDA
O
SDA signal output to EEPROM (IC103)
104
TRG-SW
O
RS232 RXD signal output (not used)
105
XRST
O
RS232 reset signal output
106
RXD
I
RD232 RXD clock
107
TXD
I
RD232 TXD data
108
DVDD3
—
Power supply (SW+3.3V)
109
ICE
I
ICE mode enable (not used)
110
XSYSRST
I
MTRST signal input from system controller (IC501)
111
IR
I
IR control signal input (not used)
112
XTXINT
I
External interrupt0 (not used)
113
DQMO
O
DQM0 signal output to SD-RAM (IC104)
114
XIFSSY
I
DQM signal input
68
HCD-DZ720
Pin No.
Pin Name
I/O
Description
115
RD7
I
Data bus 7 from SD-RAM (IC104)
116
DVSS
—
Ground terminal
117, 118
RD 6, 5
I
Data bus 6, 5 from SD-RAM (IC104)
119
DVSS
—
Ground terminal
120, 121
RD 4, 3
I
Data bus 4, 3 from SD-RAM (IC104)
122
DVDD18
—
Power supply (+1.8V from IC110)
123 to 125
RD 2 to 0
I
Data bus 2 to 0 from SD-RAM (IC104)
126
RD15
I
Data bus 15 from SD-RAM (IC104)
127
DVDD3
—
Power supply (SW+3.3V)
128
RD 14
I
Data bus 14 from SD-RAM (IC104)
129 to 133
RD 13 to 9
I
Data bus 13 to 9 from SD-RAM (IC104)
134
DVSS
—
Ground terminal
135
RD8
I
Data bus 8 from SD-RAM (IC104)
136
LIMITSW
I
LIMSW signal input
137
DQM1
O
DQM1 signal output to SD-RAM (IC104)
138
RWE
O
WE signal output to SD-RAM (IC104)
139
CAS
O
CAS signal output to SD-RAM (IC104)
140
RAS
O
RAS signal output to SD-RAM (IC104)
141
DVDD3
—
Power supply (SW+3.3V)
142
RCS
O
RCS signal output to SD-RAM (IC104)
143
BA0
O
BAO signal output to SD-RAM (IC104)
144
DVSS
—
Ground terminal
145
BA1
O
BA1 signal output to SD-RAM (IC104)
146
RA10
O
Address bus 10 output to SD-RAM (IC104)
147
RA0
O
Address bus 0 output to SD-RAM (IC104)
148
DVSS
—
Ground terminal
149 to 151
RA 1 to 3
O
Address bus 1 to 3 output to SD-RAM (IC104)
152
DVDD18
—
Power supply (+1.8V from IC110)
153
RVREF
—
Reference voltage (not used)
154
RCLKB
—
Dram clock (not used)
155
DVDD3
—
Power supply (SW+3.3V)
156
DRCLK
O
CLK signal output to SD-RAM (IC104)
157
CKE
O
CKE signal output to SD-RAM (IC104)
158 to 160
RA 11 to 8
O
Address bus 11 to 8 output to SD-RAM (IC104)
161
DVSS
—
Ground terminal
162
RA7
O
Address bus 7 output to SD-RAM (IC1104)
163
DVSS
—
Ground terminal
164 to 166
RA 6 to 4
O
Address bus 6 to 4 output to SD-RAM (IC104)
167
DVDD3
—
Power supply (SW+3.3V)
168 to 172
SMPTE_Y (7) to Y (3)
O
VIDEO signal output to HDMI Driver (IC701)
173
DVDD18
—
Power supply (+1.8V from IC110)
174
SMPTE_Y (2)
O
VIDEO signal output to HDMI Driver (IC701)
175
DVSS
—
Ground terminal
176 to 177
SMPTE_Y (1) to Y (0)
O
VIDEO signal output to HDMI Driver (IC701)
178
VCLK
O
System clock output
179
WIDE
I
Wide switch signal input
180
ADSCK
—
Not used
181
TSD_M
O
TSDM signal output to Motor Driver (IC201)
182
DVDD3
—
Power supply (SW+3.3V)
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