XV-521BK/523GD/525BK/421BK
1-28
Pin NO.
Symbol
I/O
Function
I/O
-
I/O
O
O
-
I
O
I
-
I/O
O
ATAPI slave master diagnosis input
GND
ATAPI host address (Not use)
ATAPI output of selection of width of host data bus
ATAPI host interruption output
Apply 3V
ATAPI host DMA response (Not use)
ATAPI host ready output (Connect to TP157)
ATAPI host read (Not use)
GND
ATAPI host writes
ATAPI host DMA request (Connect to TP159)
NPDIAG
VSS
DA1
NIOCS16
INTRQ
VDD
NDMACK
IORDY
NIORD
VSS
NIOWR
DMARQ
133
134
135
136
137
138
139
140
141
142
143
144
Содержание XV-421BK
Страница 33: ...XV 521BK 523GD 525BK 421BK 1 33 NJM78M05FA IC953 Regulator 1 Terminal layout 2 Block diagram ...
Страница 52: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 11 Voltage value section ...
Страница 54: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 13 bottom side ...
Страница 55: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 14 DVD Servo suface side bottom side ...