HP 5245L - Page 126

I
Model
5245L
02349-
1
05245-B-12
See
Self
Check,
Table
6-8
Self
Check
some
positions
only
Check Gate 6,
AzL, CRl,
CR?
A3S1A(FL2&,11),
A1S1A
(R1+&
2#,
A3s1c(Re&
5),
A1S1B(F6 &
5)
Not
Counting
Attempt
to complete
manual self
-
check
Counting
SeIf
Check
OK
Flashing
Attempt to
complete
frequency
Self
Check
Switch to
Frequency'
1
,u
s,
Observe
Gate
Light
(cont'd
on
page 6-L2)
Vary
setting of
Sample
Rate Control; Observe
Readout
Off
or
on
continuously
Counting
Switch to
10
Period Average
Check Gate
29
A35 CRz,
CR3
&
A2S1A
(F12)
Observe
Gate
Light
-
C
(cont?d
on
page
6-13)
Not
Counting
[
"r*.
7-2s
&
7-4
I
Counting
Switch
to
Observe
Frequency;
Readout
Not Counting
Check
/^27
and
A35Q2
Counting
Fig.
7-22
&L
7-25
Check
signal
at
A21
(A2
e)
Figure
(cont'd
7- 18
on
p"
6-
13)
Not
Counting
Switch
to 1
ps,
Observe Readout
Not
Counting
Check
Gate
1
A21CR4,CR10,
A1CR3, A1S1A
(F5
&
6)
and
A3S1C
(F3
&
9)
Flashing
Figures
?-
18
,7-3r
&
?-
5
Check
A35
Q12
I
Switch to
Frequency;
Observe
Gate
Light
Check
at
output
connector J5
for
1
MHz
signal
Signal
weak
or
absent
Check
4'26
Oscillator
&
A25 Oven
Control
Observe
(cont'd
Counting continuously
Not
Counting
Observe
Readout
Counting
ZY/cm,
.
5
lts/cm
Section VI
6- 11