Dear sir;

We have facing frequent problem in our VELCONIC-VLAST-015T Servo-amplifier with control boards in our toyota looms-710letoff motion unit. It's specification as under.

specification=VELCONIC-VLAST-015T
ASSY=5300 0.NO.J9202-20021-0E
SOURCE=3P 200/220VAC 50/60HZ
OUTPUT=17.0A(PEAK)
SERNO.=4B020504851
TOEI ELECTRIC CO. LTD;MADE IN JAPAN

FAULT=1) IPM ERROR
2)LET-OFF EMERGENCY STOP N& LET-OFF AMPLIFIER ERROR
3) LET-OFF TENSION NOT MAINTAIN AS PER SET VALUE

So please give the guidence /manual for the above said drive.
Also please give the testing method of such drive in electronics lab.

Also give the address for repairing of such drive/amplifier located in india.

Chandresh