14
Fig. 17 Light Detector Check
TROUBLE
REPLACE BATTERY
Temp
[
°
C]
24.9
Fig. 18 Battery Running Out Screen
The internal settings backup battery is running out. Replace the battery.
TROUBLE
SENSOR POSITION
Temp
[
°
C]
24.9
Fig. 19 Sensor Position Incorrect Screen
Tests are stopped in about 10 minutes if started without the temperature sensor in place or if
the heater has an open circuit.
Check that the temperature sensor is in place, and that the heater is functioning.
(To check heater output, check the heater current indicator lamp on the measuring unit after
starting a test.)
Light Receiver Cover
Light Receiver
Assembly
Slit
Diode Array exposed to light
