Wasp B2000, Installation Manual

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10
B2000 Installation Guide
Appendix I – Troubleshooting
Trouble Cause & Measure
Power LED is off
Cause :
No power or lack of voltage.
Solution :
Check and examine the connection of power supply.
Measure the supply voltage, ensure that it is 12VDC.
Device is unable to connect with
PC
Cause :
Disruption in the connection.
Solution :
Make sure the RS232 or TCP/IP cable are securely connected to the clock.
When the device is powered on,
it cannot enter the main menu
Cause :
Chip-on-board is broken .
Solution :
Need to contact supplier and ask for repair.
The time display as “00:00” after
restarting
Cause :
The clock battery is broken.
Solution :
Contact the reseller to replace a battery.
Keystroke without sound
Cause :
①
Trouble in the buzzer, loud- speaker or circuit.
②
Set the parameter button beep to “N” in the device
Solution :
①
Need to replace the buzzer and loudspeaker.
②
Enter the Menu - Options-System Opt - Adv Option - Button Beep, turn the
parameter to “Y”