Troubleshooting – Velleman VMB4PD User Manual
Page 33
VMB4PD
33
Troubleshooting
No display:
• The display contrast is too low. Hold the configuration button pressed for 3 seconds to switch the
module to the configuration menu which allows modifying contrast. Hold the upper right push button
pressed for 8 seconds. The contrast will be set at its maximum.
• Selection of blank characters during labelling. Press the configuration button a couple of times until a
blinking cursor is displayed in the upper left corner. Enter your label using the 4 push buttons.
•
Remove the power supply during min. 10 seconds.
The remote control stick does not function:
• Drained batteries in the transmitter. Replace the batteries.
•
Addresses of the transmitter/receiver are not synchronized. See “Addressing” and the transmitter’s
notice.