Hitachi CR22N Instruction Manual page 69

(5) Pre-cool setting
Pre-cool can be specified.
The temperature in the rotor chamber is controlled
o
at about 15 C by selecting "Pre-cool".
Presence of a rotor is automatically detected when
closing the door and the temperature in the rotor
chamber is controlled at about 15
mounted and the set temperature is below 15
(It is controlled at the set temperature when a rotor is mounted. The temperature in the rotor
chamber may not be controlled if the ambient temperature or the temperature of the rotor chamber
o
is below 15 C.
Press the Enable button if you want to select the Pre-cool.
Press the Disable button if you do not need to select the Pre-cool.
Make sure that the selected button is surrounded with a green frame, and then press the x
button or the CUSTOM tab to store the setting.
(6) Auto standby setting
Auto standby can be specified.
When the Auto standby is selected, if you do not

press any places on the screen for a specified time
while the rotor is not spinning, the backlight level
becomes darkest and then the refrigerator and fan
stop.
This can lower the electric power consumption of

the centrifuge (*1). (*1: When the backlight level
becomes darkest, the refrigerator and fan might not
stop soon. If the room is hot, the fan might start to
cool the inside of the centrifuge.)
If you press any places on the screen after the

backlight level becomes darkest, the backlight level
becomes the brightness which you adjusted (see
section2-6-3 (4)) and then the refrigerator and fan
can start.
When the Auto standby is selected, press the

button. The Auto standby timeout
setting screen appears (see fig. 2-6-3 (11)). You
can enter the desired numeric value with the
on-screen keypad. You can set to any value in the
range from 1 minute to 180 minutes in increment of
1 minute.
o
C if no rotor is
o
C.
Fig. 2-6-3 (9) Auto Standby Setting screen
Fig. 2-6-3 (10) Button for indicating that Auto
Fig. 2-6-3 (11) Auto standby timeout setting
2-54
2-6-3 Customizing the Settings
Fig. 2-6-3 (8) Pre-cool Setting screen Fig. 2-6-3 (8) Pre-cool Setting screen
Standby Setting is selected