HP 8642A Operating Manual page 393

A4 LATCH
IP7O
—
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■ P I
..
MODULE
ADDRESS
LINES
R/W
BD3
BD3
c^HiCt;
POWER SUPPLY
8D17 C D -
GROUND
6o CD—*
OUTPUT EN
BD3 G D -
10 >
i i >
12 >
13 >
14 >
16 >-
17 >-
I
49 y
48 ^
50 >- ^ ^ >
11-13. 1 9 - 2 1 . 1
25. 27, 2 9 - 3 1 , 1
34-36. 36. 41 >
47 I
- > 2 5 >
HP-IB
SWITCH
OUTPUTS
BD2 G>-K=:
KEYBOARD
MATRIX
LINES
"MGD-&CJ
RPG D I R
BD2 GD"
D I S P SUSY IL)
BD2 GD~
i >
3 >
14 >-
22 >
6 >
5 >
4 >
2 >
37 >
38 >
39 >
40 >
41 >-
42 >
43 >■
44 >-
29 >
30 >
31 >■
N->32 >
r*
33 > -
->34 > -
-»2B > -
24 > - '
OB
D9
-21P_
_D11
_Q12
„D13
D14
JUS.
BUS TRANSCEIVERS
A/D
D/A
+ 15V
_+_5V
-15V
JND
POWER SUPPLY AND GND
/O DECODE
16
fc-
1 0
XNPUT LATCH EN
GD—■*
GD—-
1
^r
. * 4 "
X2
XI
Jfi
116"
JIB'
VI
-111
A*A
ROW Q
ROW 1
JLQH 2
RDH 3
ROW 4
POH S
ROW 6
ROW 7
-COL 0
gpy x.
J & L 2
-COL 3
COL 4
COL 5
6-i
JP8 DIR
ATN LEVEL/
BAND LOCK
BD17 G D
HOD H I
X
42 >
P/0
P
,
3
ATN BAND
_ ! _L_QCK__
T
BD6 GD-
COUNTEH OUTPUT
BD8 G D —
OVEN SENSE
BD17 G D
OISP BUBVfL) | I
I FN LOH SHEEP LIMIT
■ BD10 GD~-—
ATN REV PHR I N T
BD17 G D ~ —
HOD H I LO I N T
BD6 G D -
RPG CHANGE(L)
BD2 GD"
KEY DHN(L)
BD2 G D
EEPROM HE
BD3 Q^
46 >-f
I
- » 4 3 >-4
I!
I,
1
- » 4 4 > i
I
■^37 > - ;
ATN LEVEL
LOCK
A
MOD HI
-A
COUNTER
OUTPUT
iNPUT LATCHES
OVEN
SENSE
_ F _ N LSL
Ii
■>39 >
RPP INT
Ii
- » 4 0 >-l
HOD HI
LO INT
P / 0 .
I
r / U
P4 RPG
^
? g
. ; CHANGE fLl
I
- > 4 5 > J
KEY
.OHN(L)
P/0.
(
r / u
Pi EEPROM
■»50 > '
WP
W E
POWER SUPPLY
AND GND
8 G&
POWER SUPPLY
AND GND
-+15V(F1)
+5V(F1)
-15V (Fl)
SERIAL PREFIX;S«7A
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