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Status of LEDs

Led status explanation

GREEN

YELLOW

RED

Normal

Charging

Battery duration test (auto or manual)

Battery fault

Battery fault and light source fault

Charger and battery fault (or mains off and battery fault)

Charger and light source fault (or mains off and light source fault)

Charger, battery and light source fault (or mains off, battery and light source fault)

1Hz: Heating circuit fault
5Hz: Open circuit of heating resistors

Light source test

Light source fault

Steady ON

Steady OFF

Flashing in 1Hz or 5Hz 

Charger fault, battery not connected 
or mains off

LEDs

Description

The heating circuit faults are: 

1) Open circuit of the heat sensor.
2) Short circuit of the heat sensor.

o

3) When the heated area is >50  C. All the above faults are indicated as long as they 
exist. When they are restored, they will be erased and not indicated by the indication 
LEDs.

LED MODULE CHARACTERISTICS

Olympia Electronics S.A

45 °C max. across the board

Cable connection with non-reversible connectors

14-16.5V DC

5

.

4W

GR-938/30L

/

LT

GR-939/30L/LT

0505175/30L

Manufacturer

Model Number
Voltage Range

Connections

Nominal Power

Temperature (tc)

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