Cobra Electronics CJS 50 - Manual (Page 6)

Introduction Introduction
7 6
Controls and Indicators:
1. USB power port Provides 5 volt output voltage for consumer
electronics devices.
2. USB power indicator Illuminates when USB port is in use.
3. USB/LED power switch If the switch is flipped left, the USB port can
provide power. Flipped right, the white LED lamps
illuminate. Center position, the USB port and LED
lamps are off.
4. Charging indicator 2-color LED indicator. When the battery is being
charged, this LED indicator lights red, when the
battery is fully charged, the LED indicator lights
green.
5. Charging jack Charge the battery in the unit by inserting the
connector from the AC charging adapter into this jack.
6. Battery level indicators:
Note: It is recommended that you should check the battery voltage every 30
minutes during charging.
7. Battery level button When pressed, indicates the battery charge levels.
8. Battery connection Green LED indicates connection to a battery
indicator is correct.
Battery Value Display Mode
U<12.2V Only red LED indicator lights.
12.2V<U<12.4V Red and yellow LED light.
12.4V<U<12.6V Red, yellow and one green LED light.
U>12.6V Red, yellow and two green LED all light.
9. Reverse polarity Red LED indicates jump start connection to battery
indicator is incorrect.
10. LED lights Four white LED lights for emergency use.
11. 12V DC socket Easy-access output port to charge 12V accessories.
Note: The unit contains 15A fuse for over current protection.
Note: It is recommended that you use the unit to power 12V accessories less
than 8A.
12. Jump start power Turn this switch after connecting to vehicle to
switch jump start battery.
13. Red battery clamp Positive connector for jump starts.
14. Black battery clamp Negative connector for jump starts.
Note: Be sure that the jump start switch is in off position prior to connecting
clamps to vehicle’s battery. Attach clamps properly to battery (red to positive post,
and black to negative chassis ground) before turning jump start switch to on.
15. Portable handle For convenient handling of unit.
16. AC charging adapter: Input voltage: 120V AC
Output voltage: 13.5V DC
Input current: 0.3A
Note: It is recommended that you charge the interior battery using the AC
charging adapter, which offers charge protection.