Hitachi GCR-8480B User Manual page 23

Pin No. Siganl
154 SV
155 SVss
156 TDO
157 FDO
158 SLDO
159 SPDO
160 V
161
162 V
163 RHLD
164 TSH
165 EQS
166 GHS
167 LDON
168 TEST2
169
170 IOPORT10
171 IOPORT11
172 IOPORT12
173 IOPORT13(Debug1)
174 IOPORT14(Debug2)
175 ZRESET
176 V
Type
DD
DD 0
Vss
DD 1
FG
DD0
COMMENT
P Servo VDD 5V
P Servo GND
O Tracking output
O Focus output
O Sled output
O Spindle output
P A/D & D/A 5V
P Logic GND
P 3.3V
O RFAGC hold output port
O TS select port
O RF Equalizer select port
O RF signnal , TS signal gain
O Laser Control port
I TEST PIN (GND)
I FG input
B General Input/output port
B
B
B Audio Mute
B LED Drive port
I CHIP RESET
P I/O power supply 5V
21