![background image](http://html.mh-extra.com/html/sony/hcd-gnz77d/hcd-gnz77d_service-manual_420703054.webp)
72
HCD-GNZ77D/GNZ88D
Pin No.
Pin Name
I/O
Pin Description
119
DVSS
—
Ground pin
120, 121
RD 4, 3
I
Data bus 4, 3 from SD-RAM
122
DVDD18
—
Power Supply pin (+1.8 V)
123 to 125
RD 2 to 0
I
Data bus 2 to 0 from SD-RAM
126
RD15
I
Data bus 15 from SD-RAM
127
DVDD3
—
Power Supply pin (+3.3 V)
128
RD 14
I
Data bus 14 from SD-RAM
129 to 133
RD 13 to 9
I
Data bus 13 to 9 from SD-RAM
134
DVSS
—
Ground pin
135
RD8
I
Data bus 8 from SD-RAM
136
GPI0
—
Not used in this set. (Open)
137
DQM1
O
DQM1 signal output to SD-RAM
138
REW
O
WE signal output to SD-RAM
139
CAS
O
CAS signal output to SD-RAM
140
RAS
O
RAS signal output to SD-RAM
141
DVDD3
—
Power Supply pin (+3.3 V)
142
RCS
O
RCS signal output to SD-RAM
143
BAO
O
BAO signal output to SD-RAM
144
DVSS
—
Ground pin
145
BA1
O
BA1 signal output to SD-RAM
146
RA10
O
Address bus 10 output to SD-RAM
147
RA0
O
Address bus 0 output to SD-RAM
148
DVSS
—
Ground pin
149 to 151
RA 1 to 3
O
Address bus 1 to 3 output to SD-RAM
152
DVDD18
—
Power Supply pin (+1.8 V)
153
NC
—
Not used. (Open)
154
NC
—
Not used. (Open)
155
DVDD3
—
Power Supply pin (+3.3 V)
156
RCLK
O
CLK signal output to SD-RAM
157
CKE
O
CKE signal output to SD-RAM
158 to 160
RA 11 to 8
O
Address bus 11 to 8 output to SD-RAM
161
DVSS
—
Ground pin
162
RA7
O
Address bus 7 output to SD-RAM
163
DVSS
—
Ground pin
O
Address bus 6 to 4 output to SD-RAM
—
Power Supply pin (+3.3 V)
—
Not used in this set. (Open)
O
RGB control signal output Not used in this set. (Open)
O
TSDM signal output
—
Not used in this set. (Open)
—
Not used in this set. (Open)
—
Power Supply pin (+1.8 V)
—
Not used in this set. (Open)
—
Not used. (Open)
176
LIMSW
O
LIMSW signal output to Optical pick-up
177
OCSW
I
SEN signal input from System Controller/OCSW signal input Not used. (Open)
178
REW
—
Not used in this set. (Open)
179
CKSW
I
CKSW signal input Not used in this set. (Open)
180
NC
—
Not used in this set. (Open)
181
NC
—
Not used in this set. (Open)
182
DVDD3
—
Power Supply pin (+3.3 V)
183
NC
—
Not used in this set. (Open)
184
NC
—
Not used in this set. (Open)
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299