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HP 5245L Service Manual page 208

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I
t
Model 5245L
I
I
f .-
NOTES
I.
UNLESS OTHERWISE
INDICATED
:
{
RESISTANCE
IN
OHMS;
CAPACITANCE
IN
PICOFARADS
2.
REFERENCE DESIGNATIONS
IN
PARENTHESES
INDICATE
LIGHT
DESTINATION FOR
DSI-0S4.
LIGHT
SOURCE
IS
NOTED
NEAR
EACH
VI
SECTION.
3.
FOR
DSI
-
DS4,
SECTION. A.
LIGHTS ON " 1"
;
SECTION
B
LIGHTS ON
''O..
4.
FTLLED
SQUARE (
I )
rr',lOtCATES
CONDUCTTNG
i
TLEMENT FOR DECIMAL
"0"
(BCD
"OOOO")
5.
OUTPUT
CODE:
OPTION
02: l=
+
l8V,
O
= -8V
r
I
(
REFERENCE OESIGNATIONS
OMITTED:
cRg,
ro,
r8
-
23
DS5
R3
-5,
23,
31,
39,
47
50,
57-61,
63
DELEIED:
R25,
33, 4t,49
WAVEFORMS
QI
COLLECTOR
+
INPUT
TO
03-04 -+
Q3
COLLECTOR
<>
INPUT
TO
05-Q6 +>
Q5
COLLECTOR
+
INPUT
TO
Q7
1
FEEDAHEAD
FROM
QI
COLLECTOR
TO
Q8
BASE
COLLECTOR Q7
OUTPUT
AND
BIAS
TO
DIODE
IN
03.Q4
INPUT
CIRCUIT
02349-
1
At8
-25
6
-il _
7t
cr
cRr
DSt
QI
RI
VI
TRUTH
TABLE
DIGIT
4
LINE
CODE
(O=-. l=+)
RELEVANT
STAGES
VI
BI
NARY
D
c
B
A
D
c
B
A
o
o
o
o
o
KPRT
I
I
o
o
o
FMOT
I
2
o
o
o
HNRT
I
3
o
o
I
EMQT
I
4
o
I
o
o
JPRT
I
5
o
I
o
I
DLOT
I
6
o
I
o
GNRT
I
7
o
CLQT
I
8
o
o
o
BS
9
o
o
AS
05245-D-57

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