Bosch Appliances D7212G manual 4.3Charging Status and Low Battery LEDs, Type, Action, Color, State

D7212G

Power Supply

4.3Charging Status and Low Battery LEDs

LEDs Off When Normal
YEL	Charging Status
RED	Low Battery

Figure 6: Charging and Battery LEDs

Type	LED	LED	Action
	Color	State
Charging	Yellow		Shows the charging status of the battery. Figure 6 on page 27 shows its
Status			location.
LED	Yellow	Off	Battery is fully charged.
			If the battery is missing, shorted, or reversed: The Charging Status LED is
			off, but the red Low Battery LED is flashing.
	Yellow	On	Battery float charge is below 13.8 VDC. If AC is present, the battery is
			charging.
			When the combined current draw from all outputs exceeds 1.4 A. This
			is normal under alarm conditions for non-fire systems with sirens or
			bells draw more than 1.4 A. If the LED comes on regularly for extended
			periods or doesn’t go out, check the current draw for devices connected
			to the power outputs. See Section 5.0 Power Outputs on page 29 for
			instructions.
	Yellow	Flash	System is checking the battery.
		once/min
	Yellow	Flash	When the current draw for devices connected to the power outputs
	and Red	once/min	exceeds 1.4 A and/or the battery is missing.
Low	Red		Shows the condition of the battery. Figure 6 on page 28 shows its
Battery			location.
LED	Red	Off	When the battery is fully charged.
	Red	On	Battery voltage as fallen below 12.1 VDC. LED goes out when voltage
			reaches 13.7 VDC.
	Red	Flash	Green LED is Operation Monitor LED.
		(same	Battery is missing or shorted.
		rate as
		Green
		LED)
	Red and	Flash	When current draw for devices connected to the power outputs exceeds
	Yellow	once/min	1.4 A and/or the battery is missing.

Table 8: Charging Status and Low Battery LEDs

D7212G Operation and Installation Guide

4998138544C Page 28 © 2003 Bosch Security Systems