About The Indicators - Sony PHA-3 Help Manual

Help Guide
How to Use
Portable Headphone Amplifier
PHA-3

About the indicators

POWER/CHG (power/charge) indicator
When the headphone amplifier is being charged, the indicator flashes/lights up in red.
When the headphone amplifier is turned on, the indicator flashes/lights up in green.
While the headphone amplifier is being charged
Turns off
The headphone amplifier is fully charged.
Lights up (red)
The headphone amplifier is being charged.
Flashes (red)
The headphone amplifier is not being charged properly.
When the headphone amplifier is not in the battery charge status
You can check the battery level by the number of times that the indicator flashes when the headphone amplifier is turned
on.
Turns off
The headphone amplifier is not turned on.
Lights up (green)
The headphone amplifier is turned on.
Flashes three times (green)
The battery is substantially charged.
Flashes twice (green)
The battery is half charged.
Flashes once (green)
The battery level is low. It is necessary to charge the battery.
Always flashing (green)
If you continue to use the headphone amplifier without charging, it will turn off in a few minutes.
Hi-Fs (High Sampling Frequency) indicator
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