HP 8110A Service Manual page 10

-32
V R eg ul ator . . . . . . . . . . . . . . .
4-13
+5 .1
V R egul ator . . . . . . . . . . . . . .
4-13
+12 V Regulator . . . . . . . . . . . . . . .
4-13
-12
V R
egulator
. . . . . . . . . . . . . . .
4-14
Micro p rocessor Board . . . . . . . . . . . . . .
4-15
Period
B
oard
. . . . . . . . . . . . . . . . .
4-17
T
ri gger Input
. . . . . . . . . . . . . . . .
4-17
Peri od Ge nerator . . . . . . . . . . . . . . .
4-17
TIGER
C urrent Sou rce . . . . . . . . . . . .
4-17
T rigger Ou tput . . . . . . . . . . . . . . . .
4-17
Stro b e Ou tput . . . . . . . . . . . . . . . .
4-18
PLL B oard
. . . . . . . . . . . . . . . . . .
4-19
On-Board
R egul ators . . . . . . . . . . . . .
4-19
Clock Input
. . . . . . . . . . . . . . . . .
4-19
D es kew Board . . . . . . . . . . . . . . . . .
4-20
O u tpu t Board
. . . . . . . . . . . . . . . . .
4-21
Onb oard
R egu lators . . . . . . . . . . . . .
4-21
Del ay Ge nerator . . . . . . . . . . . . . . .
4-21
Widt h Ge nerator . . . . . . . . . . . . . . .
4-21
SLA
V E I C S lop e Switching . . . . . . . . . .
4-22
Slo p e Co ntrol . . . . . . . . . . . . . . . .
4-22
C urre nt Source . . . . . . . . . . . . . . .
4-22
C urre n t S ink . . . . . . . . . . . . . . . .
4-22
Ver ni er C urre nts . . . . . . . . . . . . . . .
4-23
Ampli fier . . . . . . . . . . . . . . . . . .
4-23
O u t put Control . . . . . . . . . . . . . . .
4-23
Offset Control . . . . . . . . . . . . . . . .
4-23
Ou t put Enable . . . . . . . . . . . . . . . .
4-23
HP 8110Α
E rror Messages an d Status
R egi ster co ntents 4-24
E rror Messages . . . . . . . . . . . . . . . .
4-24
R
eg i ster
U
sage . . . . . . . . . . . . . . . .
4-51
5 . Disasse mbly
a
nd
R
eassembly
Term s
U
sed and Wh at They M ean . . . . . . . .
5-2
Th e
T
ool s You
N
eed . . . . . . . . . . . . . .
5-2
In s i de t he HP 8110Α . . . . . . . . . . . . . .
5-3
Se quence of Operati on s . . . . . . . . . . . . . 5-5
In str u cti ons
f
or
R
eplacin g or
R etrofitt ing HP 8110Α
S
ubassemblies . . . . . . . . . . . . . . . .
5-7
R em ovin g the Instrumen t Case . . . . . . . . . 5-8
R em ovin g Boards Mounted on t he Upp er S ide of
t
he
C hassis . . . . . . . . . . . . . . . . . .
5-10
R em ovin g the Microprocessor Board . . . . . . 5-11
R
em ovin g the
P
eriod Board . . . . . . . . . .
5-12
Sta n dard Instrume n ts . . . . . . . . . . . . 5-12
In str uments with Origin al O ptions, or
R etrofitted
Options . . . . . . . . . . . . . . . .
5-12
R
emoving the
P o w er Supply B oard . . . . . . . 5-13
R
epl acing or
R
efitting the
P o w er S upply B oard 5-14
R
e m oving O ut pu t Boards . . . . . . . . . . .
5-15
In strum ents Fitted wit h O utpu t 1 Board Onl y . . 5-16
Co
n
tents- 5