Specifications

I Alarms
Absolute Position Detection System Alarms (Z7*)
I - 45
Z70 Abs posn error(servo alm E3) 0106 (Axis name)
Details
The servo alarm No. E3 was displayed and the power was turned ON again.
Remedy
Perform zero point initialization again.
(Note) To release alarm "Z70 Abs data error", enter the parameter data output when estab-
lishing the absolute position and turn ON the power again. For the rotary axis, however,
the alarm cannot be released by entering the parameter data.
- Zero point initialization: Required
- Servo alarm No.: (E3)
Z71 AbsEncoder:Backup voltage drop 0001 (Axis name)
Details
Backup voltage in the absolute position detector dropped.
Remedy
Replace the battery, check the cable connections, and check the detector. Turn the power ON
again and perform zero point initialization.
- Zero point initialization: Required
- Alarm reset when power is turned OFF: -(Z70-0101 is displayed after the power is turned
ON again.)
- Servo alarm No.: 25
Z71 AbsEncoder: Commu error 0003 (Axis name)
Details
Communication with the absolute position detector has been disabled.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero
point initialization.
- Zero point initialization: (Required) only when the detector has been replaced.
- Alarm reset when power is turned OFF: Reset
- Servo alarm No.: 91
Z71 AbsEncoder: Abs data changed 0004 (Axis name)
Details
Absolute position data has been changed at the absolute position establishment.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero
point initialization.
- Zero point initialization: (Required) only when the detector has been replaced.
- Alarm reset when power is turned OFF: Reset
- Servo alarm No.: 93
Z71 AbsEncoder: Serial data error 0005 (Axis name)
Details
An error of the serial data was found in the absolute position detector.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero
point initialization.
- Zero point initialization: (Required) only when the detector has been replaced.
- Alarm reset when power is turned OFF: Reset
- Servo alarm No.: 92
Z71 AbsEncoder: Abs/inc posn diffr 0006 (Axis name)
Details
Servo alarm E3
Absolute position counter warning
Remedy
Operation is possible until the power is turned OFF.
- Zero point initialization: (Required) after the power is turned ON again.
- Alarm reset when power is turned OFF: Reset (Z70-0106 is displayed after the power is
turned ON again.)
- Servo alarm No.: E3
Z71 AbsEncoder: Initial commu er 0007 (Axis name)
Details
Initial communication with the absolute position detector is not possible.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero
point initialization.
- Zero point initialization: (Required) only when the detector has been replaced.
- Alarm reset when power is turned OFF: Reset
- Servo alarm No.: 18
Z72 Message: Position check error (Axis name)
Details
An error is detected at the comparison of detector's absolute position and controller coordinate
values in the absolute position detection system.
Remedy
Z73 Battery for abs data fault 0001
Details
Low backup battery
Servo alarm 9F
Low battery voltage
Remedy
This is displayed when the battery voltage is0 low or the cable has been damaged.
The absolute position initialization is not required.
(Note) When this alarm has occurred, do not turn OFF the drive unit power in order to protect
the absolute position data. Replace the battery with the drive unit power ON.