YASKAWA SGD7S-1R9D Product Manual page 590

17.1 Interpreting Panel Displays
17.1.1 Interpreting Status Displays
17.1 Interpreting Panel Displays
You can check the Servo Drive status on the panel display of the SERVOPACK.
Also, if an alarm or warning occurs, the alarm or warning number will be displayed.
17.1.1 Interpreting Status Displays
The status is displayed as described below.
Display
17.1.2 Alarm and Warning Displays
If there is an alarm or warning, the code will be displayed one character at a time, as shown
below.
Example: Alarm A.E60
Status Display
17.1.3 Hard Wire Base Block Active Display
If a hard wire base block (HWBB) is active, the display will change in the following order.
Status Display
17.1.4 Overtravel Display
If overtravel has occurred, the display will change in the following order.

Forward Overtravel (P-OT)
Status Display
17.1.5 Forced Stop Display
During a forced stop, the following display will appear.
Status
Display
17-2
Meaning
/TGON (Rotation Detection) Signal Display
Lit if the Servomotor speed is higher than the
setting of Pn502 or Pn581 and not lit if the
speed is lower than the setting. (The default set-
-1
ting is 20 min or 20 mm/s.)
Base Block Display
Lit during the base block state (servo OFF). Not
lit while the servo is ON.
Not lit. Not lit.
Not lit. Not lit.

Reverse Overtravel (N-OT)
Status Display
Not lit. Not lit.
Display
Reference Input Display
Lit while a reference is being input.
Connected Display
Lit while there is a connection.
Not lit. Not lit.
Not lit. Not lit.

Forward and Reverse Overtravel
Status Display
Not lit. Not lit.
Meaning
Not lit.
Not lit.