JRC JMA-9923-7XA - 8.1 FUNCTION CHECK

oaaaoaaaaaaooaaoooaatooooaaooaaaaaoooao
8.1
FUNCTION
CHECK
Make
operational
check on the radar
equipment
regularly
and
if
any
problem
is found, investigate
it
immediately. Pay special
attention to the
high
voltage sections
in checking and take full
care that no
trouble
is
caused by any error or carelessness
in measurement.
Take note
of
the
results
of checking,
which
can be used efiectively in the next
check
work.
Operational
check
shall be
made
in accordance
with Table 8.1 Function Check
List in the order
as
soecified
in it.
Table
8.1 Function
Check
List
Equipment Check
ltem
Criteria
Remarks
Transmitter-
receiver Unit
Tuning
LED of Receiver
The
LED
is lighting during operation
48 NM range
Display Unit
Video
and echoes on the screen
Sensitivity
CRT brilliance can be conlrolled
conectly
Various
markers
Various
numerical
indications
Lighting
Can
be correctly
controlled
Safety
switch and
various
currents
and voltages
(1)
Referto Checkof SafetySwitch,
Various
Currents and Voltages,
and Signals.
Communication lines
(2)
Refer to
Check of Peripheral
Units.
Panel
(3)
Refer to
Check
of
Panel.
ARPA
(4)
Refer to Check of ARPA.
Magnetron current
(5)
Refer
to
Check of Magnetron
Current.
Performance
Monitor
(6)
Refer
to
Check of Performance
Monitor.
Error Logging Display
(7)
Refer to
Check of Error
Logging
Display.
System Information Display
(8)
Refer to
System Information
Display.
8-1