Operation Manual

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8-1
８
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 effectively in the next check work.
Operational check shall be made in accordance with Table 8.1 Function Check List in the order as
specified in it.
Table 8.1 Function Check List
Equipment Check Item Criteria Remarks
Transmitter-
receiver Unit
Tuning LED of Receiver The LED is lighting during
operation
48 NM range
Video and echoes on the
screen
Sensitivity
CRT brilliance can be
controlled correctly
Various markers
Various numerical
indications
Lighting
Can be correctly controlled
Safety switch and various
currents and voltages
(1) Refer to Check of Safety
Switch, 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.
Display Unit
System Information Display (8) Refer to System
Information Display.