IBM RT Series Hardware Reference Manual page 421

(SHT6( DO
01
02
03
04
liD SLOT
74LS244
A09
A31
:~
A
y
9
A08 A30
r~
15
~
A07
A29
171 Ut
O
A06 A28
13
A05
BAD ISHT2.4.B)
~
BAI (8HT2.4.B)
0
BA2 (SHT24.8)
(JQ
BA3
(8HT2.4.8)
...
05
(SHT 6)
06
07
(SHT3) +(/0 READY
A04
19
-=
A03
A02
A27
A26
AID
A25
~
A4 (8HT2.4)
~
A5
(8HT 2.4)
A6 (8HT2.4)
...
ISHT9) +IRQ7
A24
B21
A23
A22
A21
A20
AI6
AI5
AI4
AI3
AI2
A7 (8HT2.4) ~
A8 (8HT2.4)
A9 (8HT2.4)
(JQ
AID (8HT2)
. .
All
(8HT2)
AI5 (8HT 4)
~
AI6 (8HT4)
a
A17 (SHT4)
AI8 (SHT4)
AI9
(8HT4)
rI1
All
AEN (8HT4.6)
OECOUPLING CAPACITORS
1' 1
B30
B03
B03
B29
B29
BOI
I
0.047"F
BID
B31
I
+5V
GROUN0--:J,.
BOI
B09
'12V
B31
BII
-MEMW (8HT3.4)
810
74LSI25
II
BI2
U59
-MEMR (8HT4.6)
12 CI3
74LSI25
.".
BI3
U59
8
-lOW (8HT2.4.B)
9 CIO
-=
BI4
74LSI25
59
6
-lOR (8HT4.6.8)
5
C4
74L8125
-=
3
B02
U59
~
2
74L804
-=
12
'RESET
(8HT2.3.5)
-RE8ET (8HT3.5.7.8)
B20
110 CLOCK
(8HT4)
Monochrome Display Adapter (Sheet 1 of 10)