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Model 1317A
Table
8-5.
Y-axis
Input Measurem ent
Conditions
DC VOLTAGE MEASUREMENT CONDITIONS
1.
Disconnect all inputs from
X-, Y-,
and Z-INPUT
con-
nectors.
2. Adjustments:
3.
Z-axis GAIN
(A5R20)
........
.
.......
.
.
.
.
.
.
.. fully cw
Z-axis BAL
(A5R65)
.
.
...
Equal voltages at emitters of
A5Q3 and A5Q4
Control settings:
POSN X
..
.
......
.
.......
..
........
.
........
Centered
POSN Y
.....
..
..
.
..
.
.
.
.
..
..
.
..
..
.
.
.
........
Centered
GAIN
X
fully cw
GAINY
fully cw
INTENSITY
....
.
.
......
.
..
+7.0V at Test Point A5TP1
NOTES-
&
,--,
I
Y
I
INPUT
J
L __
STANOARD·42 OHMS
OPTION
D51
·lOK
OHMS
~A; ~
INPUT BOARD
50!1
RI
50
o
so
•
OPTIONAL
ELEMENTS
FOR
CHANGING
INPUT
ATTENUATION.
C2
.01UF
...
RESISTOR MOUNTING PADS TO PERMIT CHANG ING INPUT
Z,
WHEN
ADDED
ATTENUATION
COMPONENTS ARE USED.
I
CR
1
R,
39
+5VF
I
CR2
5VF
+SVF
I
CA.
R7
39
CR3
-
5VF
L:~OUNTING
PADS FOR POS ITION C
_
O
_
NT _R _O
_
L
_ _ _
-
15V
A
1 -6.45V
OV
CURRENT
SOURCE
Ul03/
Ul04
CURRENT OUTPUT
DIFFERENTIAL
AMPLIFIER
Ul01lUl02
R19
10K
-
lSV
BAL
~
CW
Rll
R13
422
..__--L.-----;
1000
OV
15V
I
+15V
FB
SOURCE
FOLLOWERS
01A/01B
N.C.
R22
10K
A12
1000
CW
~
GA
I
N
CURRENT
CONTROL
U201 - U204
I
+
15V
I
I
r----:I
r - - - -
H~
a
I
P/
OA7
I
PlOXA9
CW
R5
I
o
n
'2
>-e"<
5
5000
I
i
PfOXA1
~
PfOXA7
U __
~
7
C6
I
·OlUF
+S.8V
115VA
+-
-
15V
R42
475
~--I
R4
I
5000
I
'
' ' ' '
-
K--
. "
,
t
I
CW
J
" rll~;"
I"
__
PfO XA9
R34
~
W4
R44
26 10
3010
L
P fO
POSITION
Mo
1 9d ! :
AMPLIFIERS
06f
07
I
P fO
I
+
l1.7V
+15VA
XA
~!l
R43
475
+15VA
R45
B25
A 46
1000
R47
22
C8
10
+15VA
C9
10
+15VA
GAIN - BIAS
CONTROL
03 - 05
A50
511
+ILlV
R49
2740
15V
I
5
TO
' -.... -
..... -
R62
•
R58
2200
I
P
f
OA7\
I
I
I
I
I
PfOXA1
P
fOXA7
Service
-
5VF
-~-~-Jo,,'V\----1-7
,
)>------:7
)
7
>--e--
-
15V
+l1.1V
VOLTAGE
DIFFERENTIAL
AMPLIFIER
OBA/OBB
TPI
(7)
P'/OW4
-
15V
R60
22
-
lSVf
C15
O
.lUF
J
R5'
22
+15VFC
ClO
O.lUF
J
+15VA
-
P
fOX
A7
.~---<i-~--7
3
~
5
>-e--
+15V
Cll
O.lUF
I
R55
~
22
I
(921
PfOW.
I
+lSVFB
A56
2200
+5VF
----,--1
'---+_ ....... _
TO
....
-
R65
W
A53
2140
-
15V
5
I
I
PARTS ON TH IS
SCHEMATI
C
P
/
OA3
P/OA9
Cl
·15.23-31
R4,5
CR
1-4,20·23
1I
,2
Q1.3·
8
Rl
·7,10·16,
1
9,
CHASSIS
22-29.31-61,
XA7
___ J
73,92
XA9
Sl
W.
TPl.2
W8
UI
,2
W8J
l
VR
1
4
1317"
-003-07-76
DELETED
:
A3Q2,R8,R9,R17,R18,
R20,R21.R30
Figure
8-9.
Y-axis Input Amplifier Schematic
4
8-13
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