B.10 internal keyboard fpc connector, Pin assignments – FIC M296 User Manual
Page 171

Pin Assignments
3
RPDD7
Primary disk data 7
I/O
4
RPDD8
Primary disk data 8
I/O
6
RPDD9
Primary disk data 9
I/O
8
RPDD10
Primary disk data 10
I/O
10
RPDD11
Primary disk data 11
I/O
12
RPDD12
Primary disk data 12
I/O
14
RPDD13
Primary disk data 13
I/O
16
RPDD14
Primary disk data 14
I/O
18
RPDD15
Primary disk data 15
I/O
37
RPDCS1#
Primary disk chip select for 100 range
O
38
RPDCS3#
Primary disk chip select for 300 range
O
29 RPDDACK#
Primary
DMA
acknowledge
O
21 RPDDREQ
Primary
DMA
request
I
25
RPDIOR#
Primary disk IO read
O
23
RPDIOW#
Primary disk IO write
O
27
RPIORDY
Primary disk IO channel ready
I
31
IRQ14
Primary disk interrupt
I
39
HDDLED#
HDD access indicator
O
2,19,22,24,26
,28,3040,43
Gnd
Ground
I
41,42
+5Vs
+5v power supply
O
B.10 Internal Keyboard FPC Connector
The pin assignment of the internal keyboard connector is as follows:
No Signal
Description
Type
1,25
X15
Keyboard matrix column 15
I
2,26
X14
Keyboard matrix column 14
I
3,27
X13
Keyboard matrix column 13
I
4,28
X12
Keyboard matrix column 12
I
5,29
X11
Keyboard matrix column 11
I
6,30
X10
Keyboard matrix column 10
I
7,31
X9
Keyboard matrix column 9
I
8,32
X8
Keyboard matrix column 8
I
9,33
X7
Keyboard matrix column 7
I
10,34
X6
Keyboard matrix column 6
I
11,35
X5
Keyboard matrix column 5
I
12,36
XY7
Keyboard matrix row 7
O
13,37
XY6
Keyboard matrix row 6
O
14,38
XY5
Keyboard matrix row 5
O
15,39
XY4
Keyboard matrix row 4
O
16,40
X4
Keyboard matrix column 4
I
17,41
X3
Keyboard matrix column 3
I
18,42
XY3
Keyboard matrix row 3
O
19,43
XY2
Keyboard matrix row 2
O
20,44
XY1
Keyboard matrix row 1
O
21,45
XY0
Keyboard matrix row 0
O
22,46
X2
Keyboard matrix column 2
I
23,47
X1
Keyboard matrix column 1
I
24,48
X0
Keyboard matrix column 0
I
B-6
FIC M295 / M296 Service Manual