HP 1317A Operating And Service Manual page 81

Model 1317A
Table 8-8. Z-axis Amplifier Measurement Conditions
DC VOLTAGE MEASUREMENT CONDITIONS
1.
Disconnect all inputs from X-, Yo, and Z-INPUT con-
nectors.
2. Adjustments:
Z;axis GAIN (A5R20) . . ... ..... ........... ... fully cw
Z-axis BAL (A5R65). . . .. Equal voltages at emitters of
A5Q3 and A5Q4
3. Control settings:
POSNX Centered
POSNY Centered
GAIN X
fully cw
GAIN Y ............... ............... . . ..... fully cw
INTENSITY ............... +7.0V at Test Point A5TP1
- - - - -
- - -
- -
-----
I AS Z AXIS BO
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2K
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'5V -
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+-~
50 OHM
o
-£---0
SI
R6
10K C2
:-~-~
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C.
& U2
-5V
SOURCE FOLLOWER
01A1B
01
R16
511
+15V
CURRENT SOURCE
03104
R18
6810
8
U1
JUMPER
· 15VB
NOTES:
1\,
~
STANDARD NUT USI 0
1-
STANDARD JUMPER USED
OPTION 0',0 US lD
~
OPTION 053 DIODE USED
OPTION 051 JUMPER USED
OPTION 054 USED
51 ANOARO
OPTION O~?
NOT US~D
USt 0
J.\
STANDARD 100 OHM
L2:::,
OPTION 053 301 OHM
5T ANGARO NOT USt 0
J.\
STANDARD
~
OPTION 50 USEO
OPTION O~3 US{O
STANDARD JUMPER ~OT USt 0
QPTlOND!lO JUMPlRNOI USED
QPTlON054 JUr.1PERuStD
5T ANDARD
OPTION 051
JU~\ Pf R
USIO
RESISTOR 10K uSFO
OPTION 54 USED
- 2!J U V
Service
P/ O AS
P/O
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RS1
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GATE OUTPUT 10 HVPS RETURN
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21
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PHOSPHOR PROTECTION
CIRCUIT
0161020
-ISV
R59
lOOK
R60
220K
- IW
CAB
- ISV
R61
1200
- - tl SV
CR 10
,
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6-
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PARTS ON THIS SCHEMATIC
AS AS
CI-27 VRI -6 J3
CRI -14 VI -7 XA5
EI -3 SI
QI -21 TPI
RI , 3-48, 50-78
UI . 2
DELETED, A5R2.R4'
RI
AS CHASSIS
J3,5.6
P/OW4
7
Figure 8-15.
Z-axis Amplifier
8-19