IBM RT Series Hardware Reference Manual page 427

74lS175
4 r - - - 2
14 g
.5V RPI13
5
U53 6 .5V- R ¥opI"".:m.....- U - 6 ..... B
r-~---~~74~lSI0
74lS00
BOD - - + - - - - - - - - - - - , , - i 5 10
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BD2 12 20 10
1-:-
7
--+-----'
' - - - - - - - - - - - - - - - - - - -HRES
ISHT 81
ISHT81
ISHT 81
ISHT 81
ISHT 41
ISHT
II
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U58
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-SEll 9 ClK 301:'ID:..----........ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - . V I D E D E N A B l E
-RESET I ClR 3ii#-
40
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14 200 -ENABLE BLINK
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ISHT51·AlPHADOTS
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ISHT 31 -DISPEN DlY
-+--+---------=
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4 74lS74
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PIN 3
PIN 4
PIN 5
-HIGHLIGHT
- - - - P I N 6
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PIN I
1
l - - - - P I N 2
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I
(-;7,--_ _ _ _ _ _ _ _ _ .HORIZ DRIVE PIN 8
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t ,
9 -VERT DRIVE - - - - PIN 9
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ISHT 31 .HSYNC Dl Y
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ii
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---lJ
ISHT31.VSYNCDly~1
74S86
2 U54 3
ISHT 31 -JUMPER
ISHT51 ·B/WVIDEO ---------~3-;D
ISHT 31 DOTClK ClK ClR
ISHT 101
ISHT 101
I
9 74lS00 ,---------'-'==-----:7"'4'lSI39
~~~~
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I!.!l.~~U~25~B=---I---=-=1342B
ISHT 101 CGEN BITO
ISHT31 .00SPENOlY _ _ _ _ _ _
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Monochrome Display Adapter (Sheet 7 of 10)
ISHT31
ISHT51
ISHT51
ISHT51
ISHT 4)
ISHT5)