HP 8753D Option 011

No
de 30
FN V
CO Det
(A14 V
CO detector)
P
erform step
A14, ab
ov
e,
and
then
press
4
MEAS
5
N
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
N
ANALOG
IN 4
30
5
4
x1
5
N
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
RESOLUTION
[HIGH]
4
SCALE
REF
5
4
50
5
4
k/m
5
.
See
whether
the
FN
V
CO
is
oscillating. The
trace should
resemble
Figure 10-16
.
Figure
NODE30 here.
Figure
10-16.
Analog
Bus
Node 30
No
de
31
Coun
t
Gate
(analog
bus
coun
ter gate)
P
erform
step
A14,
ab
ov
e, and
then press
4
MEAS
5
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
ANALOG
IN
4
31
5
4
x1
5
4
SCALE
REF
5
4
2
5
4
x1
5
.
Y
ou
should
see
a
at
line
at
+5
V.
The
coun
ter
gate
activit
y
o
ccurs
during
bandswitc
hes,
and
therefore
is
not
visible
on the
analog
bus.
T
o
view
the
bandswitc
h
activit
y
,
lo
ok
at
this
no
de
on
an
oscilloscop
e,
using
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
AUX
OUT
ON
.
Refer
to
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
AUX
OUT
on
OFF
under
the
Analog
Bus
Men
u
heading.
PEEK/POKE
Menu
T
o
access
this
men
u,
press
4
SYSTEM
5
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
N
SERVICE
MENU
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
PEEK/POKE
.
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
PEEK/POKE
Accesses
dieren
t
memory
lo
cations
to
view
or
c
hange
the
conten
ts. The
k
eys
are
describ
ed
b
elo
w.
Caution
The
PEEK/POKE
capabilit
y
is
in
tended
for
service use
only
.
NNNNNNNNNNNNNNNNNN
NNNNNNNNNNNNNNNNNNNNNNNNN
NNNNNNNNNN
PEEK/POKE ADDRESS
(PEEL[D])
Accesses an
y memory address and sho
ws it in the active en
try area
of the displa
y. Use the fron
t
panel knob, en
try keys, or step k
eys
to en
ter the memory address of in
terest.
NNNNNNNNNNN
NNN
PEEK (PEEK)
Displays the data at the accessed memory address.
NNNNNNNNNNNNNN
POKE (POKE[D])
Allows you to change the data at the memory address accessed by
the
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
PEEK/POKE ADDRESS softkey. Use the front panel knob, entry
keys, or step keys to change the data. The A9CC jump er must b e
in the \ALTER" position in order to p oke.
DRAFT
3/21/106 15:14
Service Key Menus and Error Messages 10-37
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