Specifications

-3.1-
Chapter 3 TROUBLESHOOTING
This chapter provides information on possible causes of problems you may experience
with your VDR. If you still have a problem after referring to the table, contact your local
dealer or national distributor for further advice. Always provide the product serial number.
3.1 GENERAL TROUBLE FINDING
Use table 3.1 to identify the trouble. The system provides the start-up selftest and the
result is indicated by LEDs.
Table 3.1 Troubleshooting table
Symptom Possible causes Possible solutions
AC and/or DC LED not llit No power supply Check the breaker switches.
BAT LED not lighting No power from the battery Call for service.
DCU OK LED lighting in red. Malfunction of the system Restart the system. If the
problem still remains, call for
service. Check integrity of DRU
connection.