4-305
PCB Connector and
Signal Information
GAD1
GAD2
GAD3
GAD4
GAD5
GAD6
GAD7
GND
GBUFCNT
GIRST
GILOCK
Main CPU PCB
CN34-20
Main CPU PCB
CN34-21
Main CPU PCB
CN34-22
Main CPU PCB
CN34-23
Main CPU PCB
CN34-24
Main CPU PCB
CN34-25
Main CPU PCB
CN34-26
Main CPU PCB
CN34-27
Main CPU PCB
CN34-28
Main CPU PCB
CN34-29
Main CPU PCB
CN34-30
Status
0V
Pin
No.
Signal
Name
Destination
Function
20
21
22
23
24
25
26
27
28
29
30
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Ground
Data buffer select signal
Engine reset signal
Interlock signal
5V
0V
Pulse
Pulse
Pulse
Pulse
Pulse
Pulse
Pulse
5V
0V
5V
0V
Reset
OFF
ON