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242Troubleshooting - Other scanner problems
Communication error occurs
Check 1
Did you launch IS Scan or IS Scan Plus immediately after it was closed?
Do not attempt to launch IS Scan or IS Scan Plus again immediately after it
is closed. Wait for a few seconds and then launch again.
Check 2
Is the printer switched on and on-line?
Make sure the printer is switched on and on-line.
For details on the off-line status, refer to the on-line Help of your operating
system.
Check 3
Are you using the USB interface running under Windows
98?
When using the USB interface running under Windows 98, a communica-
tion error may occur if the hardware acceleration setting is Full. To solve
the problem, follow the procedure below.
1
Double-click the System icon in the Control Panel for Windows.
2
When the System Properties window is displayed, click the Performance
tab.
3
Click the Graphics button.
4
If “Hardware acceleration” is set to Full in the Advanced Graphics Settings
dialogue box, set to None.
Windows