BR200DV/BR300DV
Service Manual
67
Chapter 9
CH2001
Charger
9.1 General Description
:
Function: intelligent rapid charging
Applicable battery:
B2017LI
(1700mAh, 7.4V Li-ion battery)
B2020LI
(2000mAh, 7.4V Li-ion battery)
Battery type identification: External
Input power supply: DC12±0.5V, 1000mA, ripples <500mV
9.2 Operating environment
Temperature: -5
±2
℃
℃
-- +55
±2
℃
℃
Humidity: 95%@40
℃
9.3 Safety requirements
In accordance with safety requirements of CCC, CE and UL, etc.
9.4 Technical Specifications
Current: 850±100mA
Max. charging time : 300 minutes
Max. Battery temperature: +55
℃
Specified voltage of charged battery:
Nickel-hydrogen battery: recovery the battery when the voltage < 3.7V; pre-charging when
the voltage < 6.4±0.1V, when the battery voltage reaches 6.4±0.1V, the charging turns to
rapid charging. When the battery voltage reaches 8.35V, the battery will be deemed as full
and the charging will be stopped.
Li-ion battery: pre-charging when the voltage < 6.4±0.1V, when the battery voltage
reaches 6.4±0.1V, the charging turns to rapid charging.
Charging process checking: battery voltage, battery temperature rise, - V, charging time,
△
max. Battery temperature
9.5 LED Status Table:
LED Status
RED
GREEN
Standby/battery
not installed
0.2s ON
4.5s OFF
/
charging
ON
/
Charging
completed
/
ON
Error
0.2s
ON
0.2s OFF
/
Summary of Contents for BR200DV
Page 1: ...BR200DV BR300DV Service Manual 1 BR200DV BR300DV Service Manual ...
Page 17: ...BR200DV BR300DV Service Manual 17 Exploded View of the Parts ...
Page 20: ...BR200DV BR300DV Service Manual 20 BR300DV ...
Page 35: ...BR200DV BR300DV Service Manual 35 Chapter 6 PCB Layout ...
Page 38: ...MIC1 C5 D4 D5 D8 C4 C3 R1 D2 D3 D6 C7 C8 C9 J1 D1 D9 C2 D7 C6 C13 C1 ...
Page 72: ...BR200DV BR300DV Service Manual 68 Chapter 10 Block and Schematic ...