Sony RNPK-4 Help Manual page 20

Using in MANUAL MODE
In MANUAL MODE, the cooling strength is kept at the selected temperature level.
Tap [MANUAL], and then tap the desired temperature level.
The temperature level changes as follows.
[1] (low) → [2] (medium) → [3] (strong) → [4] (maximum)
When the unit is powered by USB connection, level [4] becomes level [4+] and cooling will be stronger.
Using in WAVE MODE
WAVE MODE automatically controls the cooling strength by making it go up and down. This mode is recommended
when it is difficult for you to feel the cooling effect due to continuous usage of strong cooling modes.
When using in MANUAL MODE, tap the desired temperature level, and then tap [WAVE].
The cooling strength goes up and down around the selected temperature level.
Note
When the following abnormalities are detected, the cooling operation automatically stops (the LED flashes in red for about 8
seconds).
The temperature inside the unit rises more than expected.
The temperature of the cooling/warming section drops more than expected.
The fan inside the unit is not working properly.
For details, refer to "When the LED flashes in
Hint
The exhaust volume of the fan is automatically controlled according to the temperature inside the unit.
You can stop cooling by pressing and holding the button on the unit for about 2 seconds. It is useful when your smartphone is
running out of battery.
You can set a series of actions to alternate between cooling and warming (MY MODE).
Related Topic
WARM settings
SMART WARM settings
Using MY MODE
red."
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