LED Indications
The Tandem has three LEDs one red (charger), two green (ready and status). The status green LED indicates three states; 1) solid green LED indicates Tandem is operating as a charger. 2) Flashing status green LED indicates Tandem is operating as a power supply. 3) No green LED indicates power has been removed from Tandem.
The red and green LED’s will indicate the charging status of the battery. The following table identifies all of the LED indications and their meaning:
LED INDICATION | MEANING |
|
|
Alternating | Indicates that the Tandem is evaluating the battery and/or |
Red & Green | communicating with a DIGITAL battery, loading battery |
| parameters and determining the appropriate charge routine. A |
| low voltage (<11V) battery will cause this indication to continue |
| until the battery is “rejuvenated” to a safe charging voltage. |
| NOTE: This indication will continue if a |
| Series battery is mounted on the charger. These batteries cannot |
| identify themselves to the Tandem and will not be charged. |
Steady Red | Indicates that the battery is being held by the Tandem to stabilize |
| an |
Flashing Red | Indicates that the battery is currently under Stage One charge. |
|
|
Flashing Green | Indicates that the battery is currently under Stage Two charge. |
(slow rate) |
|
Flashing Green | Indicates a fully charged DIGITAL battery is placed on the |
(fast rate) | charger and a FUL cutoff condition cannot be met. The charger |
| is VERIFYING that the battery is in a full charge condition. |
Steady Green | Indicates that the battery is READY and in Stage Three Lifesaver |
| mode. |
Green Status LED
Red/Green Charge Status LED
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