Understanding the Interface on GBX45
1. Power LED
Illuminates white when the unit is “On”. Will illuminate orange after the 60-second timeout countdown until the clamps are removed from the Car Battery or the GBX45 is power cycled ‘off’ and back ‘on’ again.
2. Power Button
Push to turn unit “on” & “off” or restart boost after 60-second timeout.
3. Reverse Polarity Error LED
Illuminates red if reverse polarity is detected.
4. Cold LED
Illuminates solid or flashes blue when internal temperature is too low.
5. Hot LED
Illuminates solid or flashes red when internal temperature is too high.
6. Error LED
Blinks “on” and “off” in various sequences (from 1 to 6 blinks) to convey error conditions.
7. Internal Battery Level
Indicates the charge level of the internal battery.Learn more.
8. Boost LED
Illuminates white when boost is active. If the unit is connected properly to a battery, the GBX45 will automatically detect a battery and go into boost mode (LED flashes white when manual override feature is active).
9. Manual Override Button
To enable, push and hold for three (3) seconds. WARNING: Disables safety protection and manually forces Boost «On».Only for use when a battery voltage is too low to be detected.Learn more.
10. Light Mode Button
Toggles the ultra-bright LED light through 7 light modes: 100% > 50% > 10% > SOS > Blink > Strobe > OffLearn more.
11. Fast Charge LED
Illuminates white when fast charge is active. Fast charge LED turns red (solid/blinking) when there is an error.Learn more.
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