Chapter 10 Troubleshooting

This chapter describes problems you may encounter while using PC120. If you have questions, please refer to related chapters and follow all the suggested solutions. If the problem still occurred, please contact our distributors or service center.

No.

Problems

Solutions

1

Boot without power

Ensure that the USB cable is connected.

 

signal

 

 

 

 

2

Unable to focus

Probably the document is too close. Pull away the

 

 

distance between document and lens, then click

 

 

[FOCUS].

3

PC120 cannot

Probably the machine cannot operate normally due to

 

operate normally

that the power supply of the USB port at the front end of

 

 

the computer is insufficient. Try to connect to a USB port

 

 

at the rear end or a USB hub with a power adapter.

4

Cannot identify

Outdated or incomplete OS versions might not be able to

 

PC120

identify USB devices like PC120. Please use Windows

 

 

XP SP2 or newer versions that are compatible.

 

 

 

5

Output screen is

By default, the voltage/frequency value of Podium ViewTM

 

flickering

is 60Hz. If voltage/frequency of 50Hz is required in your

 

 

country, flickering of screen may occur when the Podium

 

 

ViewTM is used. Please refer to 6.1.3 and 6.2.5 Camera

 

 

Settings of Chap 6 Function Menu to change the

 

 

POWER frequency setting to 50Hz.

6

Digital Zoom is

Please click Options to make sure whether

 

disabled

Software Mode is on Annotation Mode. For details,

 

 

please refer to 6.1.4 Options of Chap 6 Function

 

 

Menu.

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Lumens Technology PC120 user manual Troubleshooting, Please click Options to make sure whether