– Must be performed by a technician –
87
Troubleshooting
8B. Service
Test Mode
Troubleshooting
Symptom
Main cause
Solution
Reference page
•
“LAMP EXCHANGE”
is displayed on the
left edge of the dome
screen.
•
The projector lamp is
nearing the end of its life.
•
When the lamp operation time
exceeds 4,750 hours, this message
is displayed once every 25 hours
for approximately one minute and
then disappears.
Page 54
Page 144
•
The lamp will no longer light when
the lamp operation time reaches
5,000 hours, so be sure to prepare
a replacement lamp and replace
the projector lamp when this
message appears.
8B-2-3 Throttle and Control Lever Assemblies
– Must be performed by a technician –
Symptom
Main cause
Solution
Reference page
•
The lever does not
function.
•
The analog interface has
not been initialized.
•
Initialize the analog interface.
Page 36
•
A connector is
disconnected.
•
Insert the connector securely.
Page 103
•
An analog interface
malfunction.
•
Replace the analog interface.
Page 104
•
A button switch does
not function.
•
A connector is
disconnected.
•
Insert the connector securely.
Page 103
•
A micro switch malfunction.
•
Replace the micro switch.
Page 106
•
The throttle or control
lever movement is stiff.
•
The silicon grease has
become worn (dry).
•
Apply new silicon grease.
Page 84
•
An abnormality in the
throttle or control lever
neutral range.
•
The throttle or control lever
(analog interface) has not
been initialized.
•
Initialize the throttle or control lever. Page 36
•
The spring stopper has
become worn.
•
Replace the spring stopper.
Page 113
