IBM DS-2000 warranty Warranty Information, Date of Purchase, Serial Number

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WARRANTY

INFORMATION

 

 

 

Qua Tech Inc . warrants the

D S - 2 0 0 0

t o

b e

free of defects for o n e

( 1 ) y e a r

f r o m t h e

d a t e

o f

purchase. Qua Tech Inc. will repair or replace any board that fails to perform under normal operating conditions and in accordance with the procedures outlined in this document during the warranty period . Any damage that results from improper installation, operation, or general misuse voids all warranty rights.

Although every attempt has been made to guarantee the accuracy of this manual, Qua Tech Inc . assumes no l i a b i l i t y f o r d a m a g e s r e s u l t i n g f r o m e r r o r s i n t h i s document. Qua Tech Inc. reserves the right to edit or append to this document at any time without notice.

Please complete the following information and retain for your records. Have this information available when requesting warranty service.

DATE OF PURCHASE:

MODEL NUMBER:

DS - 2000

PRODUCT DESCRIPTION: DUAL CHANNEL RS - 422 ASYNC .

COMMUNICATIONS ADAPTER

SERIAL NUMBER:

IBM PC/XT/AT TM, PS/2TM, and MicroChannelTM are trademarks of International Business Machines.

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Contents Date of Purchase Warranty InformationSerial Number Table of Contents Fifo ListModem CPU IntroductionII . Board Description Functional Description Dlab Register Description Functional Description III FunctionalFunctional Description Interrupt Enable Register Functional Description Interrupt Identification Register IID2 IID1 IID0 IP Func Tional DescriptionFunctional Description Fifo Control Register Line Control Register STB STB WLS1 WLS0 Parity selectionsFunctional Description Modem Control Register Ffrx Functional Description Line Status RegisterTemt ThreData ready Indicates Is present Receive buffer Functional Description Modem Status Register Functional Description Scratchpad Register Fifo Interrupt Mode OperationBaud Rate Selection PC/XTAUD Rate Selection VII Interrupts Addressing VI. AddressingVIII. Programmable Option Select Programm Able Option Select Available interrupt levels Iii Programmable Option SelectOUT PUT Configurations IX. Output Configurations Output Configurations Baudout Auxout Rclk AuxinAuxin Rclk DTR RTSOutput Configurations Ternal Connections External Connections XII Specifications Installation XI. Installation