Troubleshooting When There Is No Message On The Screen - Philips M3001A Service Manual

Troubleshooting When There is No Message on the Screen

Symptom
Some or all of the
numerics or waves
are missing from
the screen.
Monitor screen
dim
Monitor screen
blank
Troubleshooting the Instrument
Possible Cause
No measurements
connected
No transducers
connected
Defective transducer
Measurement Server
defective
Brightness controls not
properly adjusted
Power is not connected
or switched on
Battery not installed or
empty (Battery LED
flashes red, or flashes
red when you press the
On-Off/Standby switch.)
Troubleshooting the Installed Instrument
What To Do
Check that a Measurement
Server and all the required
transducers are connected.
Connect a Measurement
Server.
Connect the required
transducers.
Replace the suspect
transducer.
Exchange the Measurement
Server.
The Measurement Server
should be investigated
technically as soon as
possible.
Adjust brightness controls.
The screen may not be as
bright when the Monitor is
operating from the battery.
Connect power and switch on
the Monitor.
Fit a charged battery and
switch on the Monitor.
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