IOLMaster 700
4.4.3
Laser Power Sensor
Precondition:
The left measurement head cover has been
removed.
The instrument is ON.
Procedure:
Enter the service mode
1)
Using the service tool, run standard use-case
2)
S705.
Run pre-configured control file Laser_ON.
3)
Fig. 59 – Standard use-case S705, Laser ON
Using a digital voltmeter (DVM) measure the
4)
voltage at the pins labelled X42 of the PCB
main control.
Caution!
Be careful not to short-circuit the pins
when using the digital voltmeter.
The voltage should be greater than or equal
5)
to 1.8V
(≥ 1.8V)
, if this is not the case refer
Perform a system checkout in accordance
6)
with the instrument checklist.
Fig. 60 - laser power sensor voltage
GND
≥ 1.8V
Service Manual
Confidential and Proprietary
SM-30-4060
Order No. 2075-325
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