Important User Information
The products and application data described in this manual are useful in a wide variety of different
applications. Therefore, the user and others responsible for applying these products described
herein are responsible for determining the acceptability for each application. While efforts have
been made to provide accurate information within this manual, AMCI assumes no responsibility for
the application or the completeness of the information contained herein. Throughout this manual the
following two notices are used to highlight important points.
WARNINGS
tell you when people may be hurt or equipment may be damaged if the procedure is
not followed properly.
CAUTIONS
tell you when equipment may be damaged if the procedure is not followed properly. No
patent liability is assumed by AMCI, with respect to use of information, circuits, equipment, or
software described in this manual. The information contained within this manual is subject to
change without notice. UNDER NO CIRCUMSTANCES WILL ADVANCED MICRO CONTROLS,
INC. BE RESPONSIBLE OR LIABLE FOR ANY DAMAGES OR LOSSES, INCLUDING INDIRECT
OR CONSEQUENTIAL DAMAGES OR LOSSES, ARISING FROM THE USE OF ANY
INFORMATION CONTAINED WITHIN THIS MANUAL, OR THE USE OF ANY PRODUCTS OR
SERVICES REFERENCED HEREIN.
Standard Warranty
ADVANCED MICRO CONTROLS, INC. warrants that all equipment manufactured by it will be free
from defects, under normal use, in materials and workmanship for a period of [18] months. Within
this warranty period, AMCI shall, at its option, repair or replace, free of charge, any equipment
covered by this warranty which is returned, shipping charges prepaid, within one year from date of
invoice, and which upon examination proves to be defective in material or workmanship and not
caused by accident, misuse, neglect, alteration, improper installation or improper testing. The
provisions of the “STANDARD WARRANTY” are the sole obligations of AMCI and excludes all
other warranties expressed or implied. In no event shall AMCI be liable for incidental or
consequential damages or for delay in performance of this warranty.
Returns Policy
All equipment being returned to AMCI for repair or replacement, regardless of warranty status, must
have a Return Merchandise Authorization number issued by AMCI. Call (860) 585-1254 with the
model and serial numbers along with a description of the problem. A “RMA” number will be issued.
Equipment must be shipped to AMCI with transportation charges prepaid. Title and risk of loss or
damage remains with the customer until shipment is received by AMCI.
24 Hour Technical Support Number
Technical Support, in the form of documents, FAQs, and sample programs, is available from our
website,
www.amci.com
. 24 Hour technical support is also available on this product. For technical
support, call (860) 585-1254. Your call will be answered at the factory during regular business
hours, Monday through Friday, 8AM - 5PM EST. During non-business hours, an automated system
will ask you to leave a detailed message and the telephone number that you can be reached at.
The system will page an engineer on call. Please have your product model number and a
description of the problem ready before you call.
Revision History
This manual, AMCI number 940-0S040, supercedes revision 1.1 of the SD7540A Stepper Driver
manual. First released, March 16, 2007 it updates several drawings and slightly modifies the
format. It applies to SD7540A stepper drives with a serial number D02070100 and above.
