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S
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3.
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CI)
I..
NOTE 1 _
~
+5V
INDICATOR
. .
--.
\
\
\
~AD
j
VOLTAGE SENSE LEADS
\ \
NOTE 1 _
INTERNAL
POWER
SUPPLY
+15V
-19V
t t
62605M
~
4-NO.12CONOUCTORS
POWER
SUPPLY
5V@ 100A
~
4 - NO. 12 CONOUCTORS
-5
I
I
+5
I
ACC GRD A1
r
[
AC
q
_J
I
SA
.--------:--:--,
...----..
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
L - _
~_
-I-.....J - - - - -
~
+
+4.75V
PRECISION
REFERENCE
OPERATING
I I
,~I
CURRENT
l------l
2 SEC
CONFIGURATOR
~
TIMER
.....,
LATCH
t-
OVER CURRENT
..,..,
INDICATOR
I~P
rro-
+
INC/DEC~
__- -
_
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: U
1
@
I
ADJ
I
R32
I
I
@
R26
CAL
ADJ
Vo-
S1
CAL/TEST
I
I
@
R51
REF
ADJ
~
.....
...
.,..
TURN-OFF
DELAY
(0.15 SEC)
NOTE 2
TTL INPUT
LEVEL ON/OFF
CONTROL
SYSTEM DCE
TTL DCE
- - - -
Figure B-S. HP 30312A Power Supply Simplified Block Diagram
>
Z
t-'
c.o
-.J
-.J
7521-31
NOTES:
1. THIS CONNECTION PHYSICALLY LOCATED
AT THE END OFTHE NO. 12 AWG CONDUCTORS
2. THIS CIRCUIT NOT USED IN THE
HP 3000 COMPUTER SYSTEM.
~
. .
UNDER
VOLTAGE
DETECTOR
flSU
-.
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