Njoy Balder Series User Manual page 8

Operations
5
5.1 Button operations
ON/MUTE SELECT
ON/Mute Button
• Turn on the UPS: Press and hold ON/Mute button for at least 2
seconds to turn on the UPS.
• Mute the alarm: After the UPS is turned on in battery mode, press
and hold this button for at least 5 seconds to disable or enable the
alarm system. But it's not applied to the situations when warnings
or errors occur.
• Up key: Press this button to display previous selection in UPS
setting mode.
• Switch to UPS self-test mode: Press ON/Mute buttons simulta-
neously for 5 seconds to enter UPS self-testing while in AC mode,
ECO mode, or converter mode.
OFF/Enter Button
• Turn off the UPS: Press and hold this button for at least 2 seconds
to turn off the UPS. The UPS will be in standby mode under normal
power or transfer to Bypass mode if the Bypass setting is enabled.
• Confirm selection key: Press this button to confirm selection in UPS
settings mode.
Select Button
• Switch LCD message: Press this button to change the LCD message
for input voltage, input frequency, battery voltage, output voltage
and output frequency.
• Settings mode: Press and hold this button for 5 seconds to enter
UPS settings mode when the UPS is in standby mode or bypass
mode.
• Down key: Press this button to display next selection in UPS set-
tings mode.
ON/Mute + Select Button
• Switch to bypass mode: When the main power is normal, press
14
OFF/ENTER
ON/Mute and Select buttons simultaneously for 5 seconds. Then
the UPS will enter to bypass mode. This action will be ineffective
when the input voltage is out of acceptable range.
Select + OFF/Enter Button
• Rack or Tower display switch: Press Select and OFF/Enter buttons
simultaneously for 3 seconds. The display change from/to Rack to/
from Tower.
5.2 LCD Panel Indicators
H
M
S
888 Vac
Vdc
Hz
INPUT
Display Function
Backup time information
Indicates the estimated backup time.
H
M
H: hours, M: minute, S: second.
S
Configuration and fault information
Indicates the configuration items, and the configuration
items are listed in details in section 5.5.
Indicates the warning and fault codes, and the codes are
listed in details in section 5.7 and 5.8.
Mute operation
Indicates that the UPS alarm is disabled.
888 Vac
Vdc
Hz
OUTPUT
P1
15