HP 5300A - Page 71

Model 5300A
Circuit Diagrams
REFERENCE
SIGNAL NAME DESIG.
AlJ1
+5V
+5V
+5V
+5V
+5V
+5V
Table 8-2. Signal Name/Reference Designation List
REFERENCE PIN
O.
ee ee
COLUMN(GR)+ Alvi 3
COLUMN(5L)+ A1U1
foe, | aes
COLUMN(5R)+ AlU1 1*
COUNTER INPUT A1U3 14
5V COUNTER INPUT A1US
A1U3 DATA "A" Alsi [45
-15V A1U4 DATA "A" A1U2
A1s1 3 DATA "A" A1U3 15 *
-5V Als1 2 DATA "B" Aldi
-5V A1U4 DATA "B" A1U3 16 *
7
2
4
nor AlJ1 3
Hy)
1 *
4
1
DATA "C" AlJ1 4
DATA "Cc" A1U2 1
DATA "Cc" A1U3
DATA "D" AlJ1 44
DATA "D" A1U2 16
DATA "D" A1U3 2 *
DIGIT ADDRESS ''x"' A1ul1 15
38
17
37
10
41
8
17
2
2
1
1
1
1
1
+
zd
6
5
1
2
9
3
5
0
0
5
~ nn
yw D Dir
*
gr A1U3
Ou A1U5
CLOCK AiJ1 16
CLOSE A1U5 15
COLUMN(0L)+ A1AIDS7 19
COLUMN(0R)+ Al1U1 11 *
COLUMN(OR)+ A1A1DS7 20
COLUMN(1L)+ AlU1 8
COLUMN(1L)+ A1A1DS7 15
COLUMN(1R)+ A1U1 9 *
COLUMN(1R)+ A1A1DS7 16
COLUMN(2L)+ Al1U1 6%
COLUMN(2L)+ ALAIDST 12
)
COLUMN(2R)+ ALAIDS7 13
COLUMN(3L)+ A1U1
COLUMN(3L)+ A1A1DS7
—_
Re
DIGIT ADDRESS ''y"
DIGIT ADDRESS "YY"
DIGIT ADDRESS "'Z"
DIGIT ADDRESS "Z"
DC IN (BATTERY/EXT) AlJ1
16
40
DIGIT SELECT "x" AlJ1
DIGIT SELECT "X" ee aes
DIGIT SELECT "Y" AlJ1
IGIT SELECT '"'y" fa ee
IGIT SELECT "2" AlJ1
IGIT SELECT "2" A1U3
P COMMON + A1A1DS7 | 17
0 0
!
Oo
*
DPW - All
COLUMN(3R)+ A1U1 5 * DE s A1AIDS7
DP(2)-
1)
*
oO} 0 o} | td
os | BS)
' 4
COLUMN(3R)+
COLUMN(4L)+
A1AI1DS7 10
AlU1
o
aa
AlJ1 34
*Asterisk indicates sources of signal.
iF
8-6