User Manual

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CHAPTER 7. TROUBLESHOOTING
This chapter explains how to identify trouble locations when the radar is found faulty and how to
request repair.
If there is any trouble, press and hold the POWER key for 3 seconds to power off. Then turn on the
equipment again and wait 10 sec at least.
If you find the radar is faulty, check it by the following procedure described below. If you find as
a result of inspection that the fault cannot be repaired on board, contact your distributor for repair.
For faster service, please let us know about followings when you request repair:
(1) Ship’s name, place of anchorage, allowable repair period or time
(2) Radar type (This radar is RA53 or RA54.)
(3) Manufacturing number (indicated on the back of the display unit)
(4) Fault symptoms and inspection results
There are high voltage circuits inside of this radar.
Do not attempt to open the rear cover of display unit
or disassemble internal parts. When you open the
radome for installation, power must be off.
Even if power switch is OFF, this radar is still sup-
plied with power inside.
This chapter explains how to identify trouble locations when the radar is found faulty and how to
request repair.
7.1 Fault Diagnosis by Self-check
The radar incorporates a failure diagnostic function (called "self-check") to diagnose faults by the
equipment itself.
Refer to "5.5.4.4 Fault Diagnosis by Self Check (SYSTEM CHECK)" and check whether there is
any fault in your radar.
!
WARNING