Technics SJ-HD501

Pin
No.
Mark I/O
Division
Function
1 DO1 I/O DRAM data 1 in/output
terminal
2 DO2 I/O DRAM data 2 in/output
terminal
3 WE I DRAM light enable input
terminal
4 RAS I DRAM low address strobe
input terminal
5 A9 I DRAM address 9 input
terminal
9 A0 I DRAM address 0 input
terminal
10
~12
A1
~A3
I DRAM address 1~3 input
terminal
13 VCC I Power supply terminal
14
~18
A4
~A8
I DRAM address 4~8 input
terminal
22 OE I DRAM output enable input
terminal (Not used,
connected to GND)
23 CAS I DRAM calam address
strobe input terminal
24 DO3 I/O DRAM data 3 in/output
terminal
25 DO4 I/O DRAM data 4 in/output
terminal
26 VSS — GND terminal
16.6. IC901 (M30218MAA106): FL DRIVE/SYSTEM CONTROL
50