Plug the modular connector of the microphone into the front MIC jack until it clicks.
Warning: Do not swap sense wires. Reverse polarity damages the sense amplifier. zxd 3000 user manual
The Squelch function mutes the speaker when no signal is present to remove static noise. Plug the modular connector of the microphone into
Step 1: Connect battery or power source to input terminals (+/–).
Step 2: Set cut-off voltage (to prevent over-discharge).
Step 3: Set discharge current.
Step 4: Start test – the device will show real-time voltage, current, capacity (Ah).
Step 5: Test stops automatically when voltage reaches cut-off. Read final capacity. Warning : Do not swap sense wires