G4L
User Manual
P a g e
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Copyright©2020 ZKTECO CO., LTD. All rights reserved.
16
Autotest
•
On the
Main Menu
, tap
Autotest
to automatically test whether all modules in the device function
properly, which include the LCD, voice, fingerprint sensor, camera and real-time clock (RTC).
Function Description
Function Name
Description
Test All
To automatically test the LCD, Audio, Camera and the Real-Time Clock (RTC).
Test LCD
To automatically test the display effect of LCD screen by displaying full-color,
pure white, and pure black to check whether the screen displays colors
normally.
Test Voice
To automatically test whether the audio files stored in the device are
complete and the voice quality is good.
Test Fingerprint Sensor
To test the fingerprint sensor by pressing a finger on the scanner to check if
the acquired fingerprint image is clear. When you are pressing a finger on the
scanner, the fingerprint image will display on the screen.
Test Face
To test if the camera functions properly by checking the pictures taken to see
if they are clear enough.
Test Clock RTC
To test the RTC. The device tests whether the clock works normally and
accurately with a stopwatch. For Stopwatch tap on the screen to start the
counting and tap on it again to stop the counting.