Panasonic WJHD316A WJHD309A User Guide - Page 174

Problem Alarm operations are not activated. "VIDEO LOSS" appears on the monitor. "THERMAL" appears on the monitor. The clock does not keep correct time. When you turn on the power of the unit, the HDD DISK MENU is displayed. Check item/Remedy • Check if alarm input signals are properly input to the ALARM or ALARM/CONTROL at the rear panel. • Check the settings of the ALARM connector. • Check if the operation mode is set to ALARM (alarm mode). Page Refer to p. 86 and 90. Refer to p. 90. Refer to p. 120 and 121. • Check the camera connections. Refer to p. 73. • If the camera connections are proper, refer to the dealer. Cable wires may be snapped or the unit may have some - trouble. • Check if the ambient operating temperature is between +5 °C and +45 °C (41 °F - 113 °F). • When the inside of unit exceeds 45 °C (113 °F), "THERMAL" may appear even within the ambient temperature mentioned above. • If "THERMAL" frequently appear on monitors, refer to the dealer. The unit may have some trouble. Refer to p. 5 and 15. • Check if the built-in backup battery has been charged enough. If not so, supply power to the unit for 48 hours or more to recharge the battery. Refer to p. 5. • Check if the built-in backup battery has been worn out. The battery life is approx. 5 years. (The battery lifetime may differ depending on the condition of the environment.) Refer to p. 5. • Check if HDDs were added or removed. If so, the HDD DISK MENU will be displayed automatically. • If the HDD DISK MENU is displayed even though no HDDs were added or removed, refer to the dealer. The HDD may have some trouble. Refer to p. 142. - 174