PM605A Hardware Instruction Manual
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3 Panel Introductions
3.1
Front Panel
1. OLED Display: Organic Light Emitting Display
2. Status Indicating Lamps
POWER: Red lamp lighting up after power-on
GPS LOCK: Green lamp lighting up after locking 4 satellites at least
PPS: Green lamp scintillating per second after the device synchronized with GPS
3. MODE Key: Pressed to shift operating interfaces
4. SYN Key & Synchronous Lamp: Pressed the SYN key, the synchronous test starts and the
device will output a sync pulse at the setting time, then the test stopped; the lamp lights up until the
test stop. During the test procedure, press the SYN key again will stop the test.
5. Up Key & Right Key: Pressed to shift operating interface and set up parameter, working
together.