Standard Xenon Lamp Lifetime Setting - Hitachi PRIMAIDE 1440 Instruction Manual

3.5.3 Standard xenon lamp lifetime setting

* When you press the ENT key here, the setup items
selecting screen is presented to allow reentry.
* The selected setting will be fetched upon turning on
power supply at the next time.
6) Turn OFF the power switch.
Injury due to Xenon Lamp Explosion
When the cumulative turn-on time of the xenon lamp exceeds
the guaranteed useful lifetime, the electrodes evaporate and
the scattered matter sticks to the bulb wall, so its blackening
progresses and heat dissipation is hindered. As a result, the
internal bulb temperature (pressure) will rise abnormally to
cause a danger of burst, etc.
Replace the xenon lamp with a new one before its cumulative
turn-on time exceeds the guaranteed useful lifetime.
The standard life time of the xenon lamp is settable.
This setting activates the following function. If the total
operation time of the Xe lamp is longer than the standard lifetime
upon turning on the lamp, an error message is indicated to notify
that the time point of lamp replacement is reached.
(1) Turn on the power switch with the
(2) The following display will be presented.
<Setup initial screen>
SETUP: DETECT
CH1
Press the ENT key.
(3) The following display will be presented.
<Setup items selecting screen>
SETUP ITEMS (DETECTOR=1, CONTRAST=2,
3 EXCHANGE STANDARD=3)
3 - 49
WARNING
SET UP
UTLTY
CONTRAST S. NO.
3 02AB-111
key held down.