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4.2 Using the HOA Keypad
u
ALARM (ALM) LED Displays
State
Illuminated
When the drive detects an alarm or error.
• When an alarm occurs.
Flashing
• When an oPE is detected.
• When a fault or error occurs during Auto-Tuning.
Off
Normal operation (no fault or alarm).
u
AUTO LED and HAND LED Indications
AUTO LED
AUTO
Off
AUTO
Off
AUTO
Off
AUTO
On solid
AUTO
Off
AUTO
Long blink (50% duty)
AUTO
Double blink
Long blink
(50% dut y)
Double blin k
Short lin k
(15% dut y)
82
Table 4.3 ALARM (ALM) LED Status and Contents
Content
Table 4.4 AUTO LED and HAND LED Indications
HAND LED
HAND
OFF mode
Off
HAND mode (Also during DC injection braking)
HAND
On solid
HAND mode when the Frequency Reference is 0 and/or decelerating in HAND mode, or
HAND
during PI Sleep or Snooze.
Long blink (50% duty)
Running in AUTO mode (Also during DC injection braking)
HAND
Off
HAND mode, cycle the Run command.
HAND
Double blink
Running in AUTO mode when the Frequency Reference is 0 and/or decelerating in AUTO
HAND
mode, or during PI Sleep or Snooze.
Off
AUTO mode, Ready, No Run command input.
HAND
AUTO mode, stopped by a Fast- Stop from a Multi-Function Digital Input.
Off
1 s
ON
ON
ON
ON
Figure 4.3 AUTO LED and HAND LED Timing Status
2 s
ON
ON
ON
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Display
State
ON
ON
ON
ON
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