Bosch D7212GV3 Operation And Installation Manual page 23

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Table 7: Charging Status and Low Battery LEDs
LED
Type
Color
Charging Status LED Yellow
Yellow
Yellow
Yellow
Low Battery LED Red
Red
Red
Red
Bosch Security Systems, Inc. | 10/10 | F01U143079-03
D7212GV3 | Operation and Installation Guide | 5.0
Action
State
Shows the changing status of the battery. Refer to Figure 7 on
page 22 for location.
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.
On Battery float charge is below 13.8 VDC. If AC is present, the battery
is charging.
Indicates 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 drawing more than 1.4 A. If the LED lights regularly for
extended periods or does not go out, check the current draw for
devices connected to the power outputs. Refer to Section 6.0
Power Outputs on page 24 for instructions.
Flash once per System is checking the battery.
minute
Shows the condition of the battery. Refer to Figure 7 on page 22 for
location.
Off Battery is fully charged.
On Battery voltage dropped to between 12.0 VDC and 11.8 VDC.
LED turns off when voltage reaches 13.7 VDC.
Flash Green LED is Operation Monitor LED.
(same as green
Battery is missing or shorted.
LED)
Power Supply
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