Charging Status And Low Battery Leds; Figure 6: Charging And Battery Leds; Table 8: Charging Status And Low Battery Leds - Bosch D7212G Operation And Installation Manual

D7212G
Power Supply
4.3

Charging Status and Low Battery LEDs

LED
Type
Color
Charging Yellow
Status
LED
Yellow
Yellow
Yellow
Yellow
and Red
Low Red
Battery
LED
Red
Red
Red
Red and
Yellow
4998138544C

Figure 6: Charging and Battery LEDs

LED
Action
State
Shows the charging status of the battery. Figure 6 on page 27 shows its
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.
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.
Flash System is checking the battery.
once/min
Flash When the current draw for devices connected to the power outputs
once/min exceeds 1.4 A and/or the battery is missing.
Shows the condition of the battery. Figure 6 on page 28 shows its
location.
Off When the battery is fully charged.
On Battery voltage as fallen below 12.1 VDC. LED goes out when voltage
reaches 13.7 VDC.
Flash Green LED is Operation Monitor LED.
(same Battery is missing or shorted.
rate as
Green
LED)
Flash When current draw for devices connected to the power outputs exceeds
once/min 1.4 A and/or the battery is missing.

Table 8: Charging Status and Low Battery LEDs

D7212G Operation and Installation Guide
LEDs Off When Normal
Charging Status
YEL
Low Battery
RED
Page 28 © 2003 Bosch Security Systems