HP 5308A Operating And Service Manual page 17

75 mhz timer/counter
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Model 5308A
Operation
1 (REAR)
5,6,7,8,9,10
NOTE
4. Set the FUNCTION switch to FREQ A.
If proper indications are not
received
during
the
self
check,
refer
to the trouble-
Set the TIME
BASE
switch to the positions
SE
procedures in Sec-
listed below and observe the display.
ion
V .
Connect ac power to 5300B ac receptacle.
Frequency A Self Check
Turn ac power on with 53008 SAMPLE RATE
control.
Adjust SAMPLE
RATE
for desired
TIME BASE
DISPLAY
ANNUNCIATOR
display time.
AUTO
10000.000
kHz
Set the SEP-CHK-COM
B switch
to CHK
lus
10000.0090
kHz
|
lus
00000010
MHz
|
NOTE
10 us
0000010.0
MHz
1 ms
000010.00
MHz
All display indications are +1
ims
- 00010.000
MHz
count. In the 10% position of
10 ms
0010000.0
kHz
the TIME BASE switch, wait
1s
010000.00
kHz
10
seconds
for
the
count
ls
10000.000
kHz
display.
10s
°0000000.0
Hz
e = OVERFLOW
Figure 9H-3-4.
Making Self Check Measurements
9H-3-7

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