Control Data Corporation INFORMATION SYSTEMS TERMINAL II Hardware Maintenance Manual page 121

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GENERAL LOGIC SYMBOL INFORMATION
INTEGRATED CIRCUIT LOGIC SYMBOL
m -
140 _
8 ~ A
___
LOGIC fUNCTION IDENTIfIER
ELEMENT TlPE
PAC"'E LOCAIIO' ON BOARC
,PHYSIC'1 LOCATION CODE,
TAGGING INFORMATION
GENERAL PC. BOARD INFORMATION
HC' PRINTED C!!CUIT lOUD UNDER 10EU CONDITIONS lOULO BE
REPRESENTED ON ONE SHEEI HOIE'ER.
OU~
TO THE L.R'E NUIBER OF
CIRCUITS LOCllED ON SOlE IDUDS IULTIPLE SHEETS Il' SE REOUIREO
THE 10ORO TlPE IS LISTED II THE 10TTOI Of HC" : IAGR'.' SHEET. THE
lOUD LOClIlON IITHIN TNt LOGIC C",SSIS I" US(, .CCOIP.Nl THE
10.RD TlPE EACH SllSOI ON THE DIAGRAM REPRES!'.IS • PORT ION OF
'N INTEGR.TEO CIRCUIT. THE ENTIRE INTEGRATED r" ICUIT OR • OISCREl[
COMFDNEt\1' HeH SYMBOL REflECTS iH[ lOGIC
FUh~~IDt<I IOEN11F1ER
/l
POl,i,RITY INOICATOP
. / S I G N A l DEFINITION
/
lOUD CONNECTOR
PIN NUIBER
aDo
0:=1D
• 140
3
-READ
>>--
34S
ELUENI OR COMPONENI TlPE . • NO THE ELEMENI OR COIPON[NI LOClI ION
ON THE BOARD COIPOHENT LOClllON IS DEFINED II .N UPH.NUlERIC
IllR II OEPE NO I NG ON THE TlPE OF PR I NTEO C I RCU I T 10.RO USED. FOIl
INfORIlTION O. THE COIPONENT OR ELEMENT TlPES USED IN THIS LOGIC
SEI. REFER TO
~El
TO LOGIC SIiBOLOGl IlNUAl. CDC PUBlIClllON
NUIIER 12172400
QUALIFYING SYMBOLS
333
~ ' I "
L
ELEMENT PIN NUMBER
SIGNAL ORIGIN SIGNAL DESTINATION
L _ _ _ _ _ ClIOSS REFERENCE SHEET NUHER
CROSS REFERENCE SHEET NUlliER
ON BOARD, OFF SHEET TAGGING
IN. LOGIC OIAGRU SEI HA,'NG lORE THAN ONE SHEET. • HEUGON IS USED 10 INOIC'l[ THll THE SIGNAl
IS COMING fRO'. OR GOING TO. ANOIHER SHEET OF THE SAME 10.RO <NOTE EACH SIGNAl NlIE IN THIS
LOGIC SET HiS BEEN PRECEDED BI A ..•.. <INDICATING" 'CTIVE HI) OR. "-" (INOICllING.N 'CTIVE LOll
004
CD>--=+I~E:.:'!:.D _~:
J~....::l-I!I!R.l.ITllE
_ _
Q)
OOB
C
R
SHT 00'
C R SHT DDS
ON SHEET TAGGING
THE SULL CIRCLES 11TH 'LPHA CHARlCl[RS INSIDE .RE USED TO
SHOI • SIGN'L PlIH IITHOUT .CTUAlLY RUNNING. LINE fROI ONE
POINT TO ANOTHER • CIRCLE 11TH 'N .RROI POINTING .... fRDI
IT IS THE SIGNU ORIG" IN DIRECT LINE 11TH THt ORIGIN ARRO'
.NOTHER CIRCLE IS OR"N IITH'N .RROI POINTING TOURO IT, THIS
IS THE SIGNU DESTINlIIO'
INTERVENING
LOGIC
RESISTOR MODULES
Jr
RHERENCE DESIGNATION NO
(ENTIRE MODULE,
rr
REFERENCE OESIbNAlION NO
(INDIVIDUAL RESISTOR)
LOCAl I ON Of RES I STOR
rr
VlLUE
+S,
r-
100UL E ON THE BO.RO
R46, 4 7K. A 10
2...-IODUlE PIN NO
82100083
004
0 ......
.:.:+
R
"'E.::.0:.-_-J.
DO' CD>-.::.-r",R"'l!TE~_-I
u
C R SHT 00
VOLTAGE LEVELS
ANALOG OR NON-LOGIC LEVELS
NON-STANDARD LOGIC LEiEL
LOGIC LE,ELS
DTL LOGIC OPERlI ION
HIGH (LOGICAl I) • +2 S TO '50 VOLTS
LOI (LOGICAl 0)
=
DO TO '0 '5 'OLTS
StiTCHING POINT
=
+1 I TO +1 9 VOLTS
TTl lOGIC OPEUliON
HISI< (LOGICAl I)' +2 B TO '5 O,OLTS
LDI (LOGI CAl 0) • 0 OV TO '0 45 'OLlS
SIITCHING POINT •• 15' TO " 9 ,01 TS
SWITCH MODULES
~o-
S2-1."
)1'
".n. " '" ",
10DULE ON THE BOARD
SIITC' POSITIO' ON 100ULE
REfERENCE DESIGNATION NO
(ENTIRE 10DULE)
l • AND
I • OR
1 •
INVERTER
I - I · I(INPUTS) DECODED OR
ENCODED 10 I!OUIPUTS,
1'1
=
I( INPUI LEiEl i COH'ERl[O
TO I(OUTPUI LEiEL I
NON-STANDARD ABBREVIATIONS
MISCELLANEOUS INDICATORS
TEST POINTS
THE CL'SS DESIGNATION LETTERS TP HiVE
NOT BEEN s,or. ON IMiS LOGIC SEI THERE-
fORE. THE TEST POINTS 'PPE'R .S fOLLors
T
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