Ibm Asynchronous Color Terminals WS525 Bedienungsanleitung PDF herunterladen (Seite 33)

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 Asynchronous Color Terminals WS525 Bedienungsanleitung Seite 33