Basic HTML Version
CPU BOARD
1J1 - INTERBOARD CONNECTOR
1P2 - LOGIC POWER BUS INPUT
Pin
1
2
3
4
5
6
7
8
9
Wire Color
Black
Black
Black
Gray
Gray
Gray
Key
N/C
Gray-White
1P3 - DISPLAY BLANKING
Pin
1
2
3
4
Wire Color
N/C
N/C
Key
Blue-White
Function
Logic Ground
Logic Ground
Logic Ground
Logic B
+ (+
5VDC)
Logic B
+
(+ 5VDC)
Logic B + (+ 5VDC)
Key
Not Used
Logic B + (+ 12V)
(U nregulated)
Function
Not Used
Not Used
Key
Display Blanking
1P4 - DIAGNOSTIC SWITCH INPUTS
Pin
1
2
3
4
Wire Color
Key
White
Green
Blue
Function
Key
Diagnostic Common
Diagnostic Advance
Diagnostic Auto/Man.
1P5 - MASTER DISPLAY BCD OUTPUTS
Pin
1
2
3
4
5
6
7
8
9
Wire Color
Blue- Yellow
Blue-Orange
Blue-Red
Blue-Brown
Blue-Gray
Key
Blue- Violet
Blue-Black
Blue-Green
Function
Display BCD D 1
Display BCD Cl
Display BCD Bl
Display BCD Al
Display BCD D2
Key
Display BCD C2
Display BCD B2
Display BCD A2
1P6 - MASTER DISPLAY STROBE OUTPUTS
Pin
1
2
3
4
5
6
7
8
9
Wire Color
Violet-Gray
Violet-Black
Violet-Blue
Violet-Green
Violet- Yellow
Violet-Orange
Key
Violet-Red
Violet-Brown
Function
Display Strobe #16
Display Strobe #15
Display Strobe #14
Display Strobe #13
Display Strobe #12
Display Strobe #11
Key
Display Strobe #10
Display Strobe # 9
1P7 - MASTER DISPLAY STROBE OUTPUTS
Pin
1
2
3
4
5
6
7
8
9
Wire Color
Brown-Gray
Brown- Violet
Brown-Blue
Brown-Green
Brown- Yellow
Brown-Orange
Brown-Red
Key
Brown-Black
Function
Display Strobe # 8
Display Strobe # 7
Display Strobe # 6
Display Strobe # 5
Display Strobe # 4
Display Strobe # 3
Display Strobe # 2
Key
Display Strobe # I