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IBM WS525 Maintenance and Troubleshooting, A.1 Cleaning your Video Terminal, A.2 Troubleshooting

Models: WS525

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Maintenance and Troubleshooting

A.1 Cleaning your Video Terminal

Cleaning the Screen

Before cleaning the screen, set the terminal power switch to the off position and wait 20 seconds to let static electricity dissipate.

Clean the screen with a video screen cleaner.

Cleaning the Keyboard

If needed, wipe the keys with a soft cloth. Do not allow moisture to get under the keys.

A.2 Troubleshooting

Identifying and Correcting Problems

The following can be sources of problems:

•Communications cables

•Host system

•Power or electrical sources

•Adjustment of brightness or contrast controls

Maintenance and Troubleshooting A–1

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IBM WS525 Maintenance and Troubleshooting, A.1 Cleaning your Video Terminal, A.2 Troubleshooting, Cleaning the Screen

Contents

Order Number EK-WS525-IN. A01 Asynchronous Color Terminals WS525 User GuideU.S.A. FCC ID A09-VGB25 April PUBLICATION ISSUED BY1 Installation and Set-Up ContentsDesktop Features Preface4 Deﬁning Keys Maintenance and TroubleshootingSpeciﬁcations FiguresOverview PrefaceEnvironment Before You StartProper Setup and Use ConventionsImportant Information Table 1 Recommendations for Proper Setup and Use AdjustSo that your Recommendations for Proper Setup and Use Table 1 ContAdjust Installation and Set-Up If desired, install the system box in its standInstallation and Set-Up Installation and Set-Up 1.1 Installation 1.1 InstallationConnect the cables to the system box Connect the cables to the monitorFigure 1-2 PC-Style Keyboard Layout Keyboards Figure 1-1 ANSI-Style Keyboard LayoutInstallation and Set-Up 1.1 Installation Installation and Set-Up1.2 Set-Up Installation and Set-Up 1.2 Set-UpOverview Entering/Exiting Set-UpInstallation and Set-Up 1.2 Set-UpMoving within a Set-Up Menu Installation and Set-Up 1.2 Set-Up Select the Set-Up languageConﬁguration Installation and Set-Up 1.2 Set-UpDefault Figure 1-3 Communications Port Set-Up Screen Installation and Set-Up 1.2 Set-Up1-8 Installation and Set-Up Installation and Set-Up 1.3 Using Color 1.3 Using ColorUse one of the following procedures Save your settingsRestore previously saved settings Then, press2.1 Overview Multiple Sessions2.2.1 Using SSU Host Software 2.2 Using a Terminal Server with TD/SMPMultiple Sessions 2.2 Using a Terminal Server with TD/SMP At the Local prompt, enter the following commandMultiple Sessions 2.3 Tips for Using Multiple Sessions 2.3 Tips for Using Multiple SessionsPage Desktop Features 3.1 Invoking Desktop FeaturesOverview Desktop Features 3.1 Invoking Desktop Features 3.1.1 Clock featureDesktop Features 3.1 Invoking Desktop Features 3.1.2 Calculator feature3.1.3 Show Character Sets feature 3.1.4 Banner messageDesktop Features 3.1 Invoking Desktop Features 3.2 Keyboard Summary Desktop Features 3.2 Keyboard SummaryANSI Keyboard PC KeyboardAccessibility aid Review previous linesDesktop Features 3.2 Keyboard Summary Deﬁning Keys 3. Choose Copy of key default and press Enter4.1 Deﬁne Key Editor Moving Standard Functions4.1.1 Creating a New Function Deﬁning Keys 4.1 Deﬁne Key EditorFunction Keys 4.1.2 Creating a Key Sequence Figure 4-1 Deﬁne Key Editor, Select FunctionDeﬁning Keys 4.1 Deﬁne Key Editor Deﬁning Keys 4.1 Deﬁne Key Editor A.1 Cleaning your Video Terminal Maintenance and TroubleshootingA.2 Troubleshooting Cleaning the ScreenTroubleshooting Table Maintenance and Troubleshooting A.2 TroubleshootingTable A-1 Identifying and Correcting Problems SymptomTable A-1 Cont. Identifying and Correcting Problems A.3 Installing the ROM CartridgeInstalling and Removing the ROM Cartridge IntroductionSelect Actions Restore factory defaults and press Maintenance and Troubleshooting A.3 Installing the ROM CartridgeA-4 Maintenance and Troubleshooting ReturnSystem Unit SpeciﬁcationsSpeciﬁcations Monitor RequirementsKeyboard Communication/Printer Ports Power CordsSpeciﬁcations Order NumberFigure B-2 Comm2 and Comm3-MMJ Ports Figure B-1 Comm1-Serial Communication/Printer PortsFigure B-3 Parallel Printer Port Bidirectional SpeciﬁcationsTable B-1 Standards Conformance and Approvals Standards ConformanceSound Power Level Speciﬁcations Table B-1 Cont. Standards Conformance and ApprovalsType StandardDisposing of your Terminal SpeciﬁcationsSpeciﬁcations B-7