HP 3562A Service Manual page 13

P D E L 3562A
The cool ing fan's air fi lter is located on the rear panel. To service the filter, remove the
How to clean air filter
power cable and remove the four knurled nuts that hold the fi lter to the rear panel. Clean
the fi lter using a sol ution of warm water and a m i ld soap or replace the fi lter. The air
fi lter should be cleaned every 30 days.
Unplug the instru ment power cord before cleaning any portion of the instru ment. Use
Cleaning Solvents
only non-abrasive, non-corrosive cleansers. A sol ution of warm water and m i ld soap is
recommended.
The 3562A specifications are l isted in table 1 -3. These specifications describe the instru­
1 -9 SPECIFICATIONS
ment's warranted performance. Supplemental characteristics are intended to provide
information usefu l in applying the i nstrument by giving typical, but non-warranted, per­
formance specifications. Supplemental characteristics are denoted as "typical, "nom inal",
or "approximate ly".
Table 1 -3
FREQUENCY
Measurement Range: 64 JLHz
Accuracy: ±0.004%
of
Resolution: both
Span/800,
Spans:
#
of spans
Minimum span
Maximum span
T ime record
(Sec)
Window Functions:
Hanning, f l at top, uniform,
Window Parameters:
No ise Equiv BW
of
span)
3 dB BW
(% of
span)
Shape Factor
(60 dB BW/ BW)
3 dB
Typical Real Time Bandwidth:
Single channel, e display
s i g l
n
Single fast averaging
channel,
Dual s i ngle display
channel,
Dual channel, fast averaging
Throughput to CS/80 disc
S i ngle channel
Dual channel
Specifications
kHz,
to 100 both channels single or dual channel operat ion.
reading
frequency
channels, single or dual channel operation.
Baseband Zoom
6
6
10.24
mHz
kHz
kHz
100
100
800/Span
800/Span
force,
Flat Top
0.478
2.6
2.5 kHz
10 kHz
2
kHz
5
kHz
1 0
kHz
5 kHz
mHz
exponential, and user-defined.
Hanning Uniform
0.188 0.125
0.185 0.125
G E N E RA L I N FO RMAT ION
1-7