Product Manual

25
On the charger, beside each slot are two LED indicators
(red and green) to display the battery status.
Using an External
Battery
When used in the field as a roaming base, the SP90m may
be powered from a standard car battery for example, provided
you take these precautions:
• Connect the receiver to an external battery, using an SAE-
terminated cable with wires all certified UL 758 and CSA
C22.2 No. 210, or similar.
• The minimum wire section should be AWG 18.
• The cable should include a 5-A fuse placed in series. The
fuse should be certified “UL listed” and CSA certified 3-
30 A (or equivalent).
Status Red Green
No battery detected
(no battery present or battery defect)
On Off
Battery detected (charging not started yet)
- Conditioning not required
- Conditioning required
Off
Blinking
Off
Off
Charging in progress
- Conditioning not required
- Conditioning required
- Over/under temperature (charge is inhibited)
Off
Blinking
1 flash / 25 s
Off
Blinking
Blinking
Conditioning in progress On Blinking
Conditioning done (battery fully charged) On On
Battery fully charged
- Conditioning not required
- Conditioning required
Off
Blinking
On
On
Power supply over/under voltage Off 1 flash / 25 s