SAP Lecture1
Transcript of SAP Lecture1
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SAP Overview
SAP stands for Systems,
Applications, and Productsin Data Processing
The SAP system is a fully-
integrated system whereactivities in one areagenerate activities inanother area
The system providesonline, real-timeinformation and one placefor input of data
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History of SAP
Systems Applications and Products in Data Processing
German : Systeme, Anwendungen, Produkte in derDatenverarbeitung
Founded in 1972 by Wellenreuther, Hopp, Hector, Plattner and
TschiraRe named in 1977
Before 1977 : Systems Analysis and Program Development(German : Systemanalyse und Programmentwicklung)
SAP is both the name of the Company as well as their ERPProduct
SAP system comprises of a number of fully integrated modules,which covers virtually every aspect of the business
Three systems developed : R/1, R/2, R/3
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3 Tier Client / Server Architecture
The SAP R/3 architecture is based on a 3-tier
client/server principle
Presentation Server
Application Server
Database Server
Dedicated Servers are linked by Communication
Networks
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SAP R/3 System Architecture
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Terms
Application
computer program Client
unit in SAP system where data is input, changed, and managed
Data
pieces of information; numbers or text
ERP
Enterprise Resource Planning; designed to integrate and run all aspects
of an organization
Information
data that has been collected
Integrated
transactions that are completed in one module or process triggertransactions in other modules
Menu Path
sequence of menu selections that should be followed to get to a function
or screen
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Module
portion of SAP system that carries out a specific business function
Real-time describes how data that has been entered into the system is available
immediately after the transaction has been saved. Everyone has
access to the same data.
Session
instance of SAP; allows multi-tasking within system
Transaction
screen or series of screens to create, display, or change data
Transaction code (t-code)
- unique identifier for each transaction that allows you to get to a
transaction without going through the menu
User role assigned to each employee; set of activities used by the employee
Variants
a saved set of personal selection criteria which can be used for lists
and reports
Terms(contd)
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Data
SAP contains two types of informationMaster Data
A collection of information about an object or person It is referenced whenever that object or person is used in an
entry field This data does not normally change
Examples are address and payment information for a supplier orcustomer
Transactional Data Information associated with a specific business activity Users enter this information in SAP
Changes from day to day Examples are:
Personal time entries Invoice information Purchase requisition information
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TCP/IP
Processing of a SAP TransactionPresentation . . . Internet
Application
Database
Communication
SAPGUI
Work-
process
Work-
process
Work-
process
Dispatcher
Remote SQL
IPC
Local Buffer
for R/3 Data,
DW-Objects,
ABAP-Objects
Start
Transaction
Assign User
request to
Workprocess
Fetch data from buffer/database
Re-turn
data
for
next
step
1
2
3
4
5
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Clients in R/3
The Logon Client
3 digit number ( 000 to 999)
Helps maintain independent sets of data within thesame R/3 system
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Clients in R/3
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Log on/off SAP To log on, click SAP Logon Icon on
your desktop
Select the SAP client to access PRD = Production TRN = Training (Sandbox)
Double click on selected client orclick Logon button
Ensure the Client Id field iscorrect or change if needed
Enter user Id and password User Id and initial password
assigned by TC IT Dept. Tab from User Id to Password field Just type your password in the
field to overwrite the symbols thatare there
This is the same user Id andpassword that you currently use ineither ESS or SAP
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Password Management
The first time you log on the SAP system,
you will be prompted to change password Put your cursor at the beginning of each
field and enter the same new password inboth fields, overwriting the symbols in the
fields. Click
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Log off To log off, click on Exit
icon on standardtoolbar
A pop-up window will be
displayed askingwhether you reallywant to log offClick to
continue log off process
Click X in upper rightcorner of SAP logon
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Easy Access Screen
EnterIcon
SAP Pull-down Menu
SAPStandard
Toolbar
ApplicationToolbarCommand
Field
Status BarSession and
SystemNumber
Minimize,Maximize,
Closebuttons
Menu Path
This is thestandard screen
displayed whenyou log on to
SAPDivider can beadjusted from
left to right byputting your
cursor on theline anddragging
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Standard Toolbar Icons Functionality
- Confirm information entered
- Save entered information
- Move to previous screen
- Exit current area or SAP
- Cancel or stop current transaction
- Find an entry in a screen or table
- Find next instance of same data
- Print
- Scroll up to first page
- Scroll down to next page
- Scroll down to last page
- Open a new session
- Create a desktop shortcut to SAP report,
transaction, or task
- Provide SAP help
- Scroll up to previous page- Enter transaction codes
- Customize local layout
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Common Application Icons &Functionality
- Execute an application, program,
or report
- Change an existing entry or record
- Display/view an existing entry
or record
- Get pick list of possible values
for selected field
- Copy an existing entry or record
- Indicates a field is a required field
- Delete an existing entry or record
- Create new entries or records
Application Icons change as the screen changes
- View previous record in a
transaction
- Add a transaction to the Favorites
folder
- View header information - View line item information
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Screen Components
Radio Buttons click in circle
to select option
Check boxes click in box toselect option
Buttons click on button toselect option
Entry fields type datadirectly in field
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Screen Components (contd)
Pick list possible entries for afield. If a pick list is available,you will see the matchcodesymbol. Access the pick list byclicking on matchcode symbol ina field
Pop-up window - windows thatappear for data entry orexplanation
Tabs appear on sometransactions for selection ofvarious screens
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Screen Components (contd)
The status baris at the bottom of every screen in SAP
Left Half displays system messages. Three types of messages aredisplayed: Information messages displayed in green. (Read and then click the
button within the message to clear)
Example
Warning messages displayed in yellow. (Read and then click thebutton within the message to clear)
Example
Error messages displayed in red. (Correct the error or click the
button to cancel) Example
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Screen Components (contd)
The status baris at the bottom of every screen in SAP
Right half displays system and logon information
DV1 SAP client (2) - number of the session currently in play USSAND - application server INS mode for data entry
INS = insert OVR = overwrite See Lesson 4 for more information on data entry modes
Click on the button to view additional informationon the system
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