JMA-5300MkIIsm

INDEX > 6.Troubleshooting > 6.1 Operation Tests
6.1.2 Self-diagnosis function (self test)
Tests the memory, Scanner Unit, and communication line.
1. Memory Test 1. Display unit internal memory test
2. TXRX Test 2. Scanner Unit test
3. Line Test 3. Communication line test
4. Supply Voltage 4. Power supply voltage test
1) Display unit internal memory test (Memory Test)
Tests the operating status of the built-in memory.
1. SDRAM SDRAM test
2. SRAM SRAM test
3. FLASH ROM Flash ROM test
4. GRAPHIC Graphic test
If there is no problem, "OK" appears; , there is a problem, "NG" appears.
2) Scanner Unit test (TXRX Test)
Tests the signal from the Scanner Unit.
Safety Switch
AZI Pulse
HL Pulse
MH Current
Trigger
Video
Scanner Unit safety switch test
Scanner Unit rotation signal test
Ship heading signal test
Modulator high voltage load current test
Radar trigger signal test
Radar image test
If there is no problem, "OK" appears; , there is a problem, "NG" appears.
When the system is on standby, ** appears.
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