QUICK REFERENCE GUIDE
LED STATES
A - 4
I-E96-322A
®
LED STATES
Table A-7 lists IMHSS03 LED states under normal operation.
Table A-7. LED States
Red/Green
Status LED
LED 1
ATOP/CAL
LED 4
OUT DIS
LED 8
HARD MAN
Condition
Red
On
On
On
Initial power up. All LEDs are on momentarily.
Off
Off
On
Off
On-board diagnostics during power up.
Off
Off
On
HSS module waiting for MFP initialization data.
Green
Off
Off
Off
Normal operation.
On
Off
Off
Automatic tuning of parameters or calibration in
progress.
Off
Off
On
Hard manual mode. The MFP position demand
is not equal to the HSS position demand or
manual mode is enabled through function code
55.
Off
On
Off
Servo output disabled (D/A error, all bad LVDT
transformers in servo valve mode).
Blinking
green
Off
Off
On
MFP module is in configuration mode or failed.
HSS module is operating.
Red
Off
On
Off
HSS module failure.