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Delta Electronics AC Servo Drive ASDA-B User Manual

Page 264

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Chapter 10 Troubleshooting|ASDA-B Series

Revision February 2008, Doc. Name: 2006PDD23000009

10-9

Keypad Fault Messages

ALE 30 : LCM hardware error

Potential Cause

Checking Method

Corrective Actions

No display

Check if the 4th Pin of LCM is normal.

Please contact your distributor for
assistance or contact with Delta.

Error characters
display.

Check if the related Pins is short-circuited and
check if IC operation is normal.

Please contact your distributor for
assistance or contact with Delta.

ALE 31 : LED hardware error

Potential Cause

Checking Method

Corrective Actions

Check if LED is normal.

Please contact your distributor for
assistance or contact with Delta.

LED indicator is
abnormal.

Check if the transistor is abnormal and check if
IC operation is normal by setting P8-09 to 2.

Please contact your distributor for
assistance or contact with Delta.

ALE 32 : KEY hardware error

Potential Cause

Checking Method

Corrective Actions

The function key is
disabled.

Check if IC operation is normal by setting P8-
09 to 1.

1. Activate P8-09 to perform the

testing.

2. Please contact your distributor

for assistance or contact with
Delta.

ALE 33 : RAM hardware error

Potential Cause

Checking Method

Corrective Actions

LCM display is
abnormal.

In regular condition, disorganized display or
abnormal display shows on LCM. Please check
if the working voltage of RAM is normal.

1. Activate P8-09 to perform the

testing.

2. Please contact your distributor

for assistance or contact with
Delta.

Function key is
abnormal.

Check if the transistor is abnormal and check if
IC operation is normal by setting P8-09 to 3.

1. Activate P8-09 to perform the

testing.

2. Please contact your distributor

for assistance or contact with
Delta.

ALE 34 : EEPROM hardware error

Potential Cause

Checking Method

Corrective Actions

Store data error

Check if the operation of MCU or EEPROM is
normal by setting P8-09 to 4.

1. Activate P8-09 to perform the

testing.

2. Please contact your distributor

for assistance or contact with
Delta.