Adjustment Of Setting Value; Usb Data Download And Time Setting - Haier DW-86L338J Service Manual

as follows: press the "Alarm Cancel" button and "▽" button for 5 seconds when the display board is unlocked, at
this time, the display board displays the current voltage deviation, and then uses the "△" and "▽" buttons to
calibrate the voltage increase and decrease. Voltage adjustment each time is conducted by 1 V, and the voltage
adjustment range is -9 V~9 V. The initial voltage deviation is 0.
(For DW-86L100J: After unlocking the display board, long press the combination button of "Up" + "Down" for
5s, enter the unlocking password (which is 16 by default and is adjustable within 00~99) of after-sales/factory
parameter level, press the "Setting" button to confirm the unlocking, and set the parameters of after-sales and factory
after unlocking. After entering the after-sales/factory parameter level, press the "Up" or "Down" button to select the
CU parameter, and then press the "Set" button to modify the parameter value;
CU: For voltage calibration, the default value is 0, the voltage calibration range is ±9 V, and the adjustment step
is 1;
Press "Up" or "Down" button to modify the set value of voltage calibration)

9.10 Adjustment of setting value

In the initial state of power on, after unlocking, press the "Function Selection" and "▲" buttons for 5 seconds
simultaneously, and the display screen displays -86°C. By pressing the "▲" and "▼" buttons, it can circularly
display -86°C, -150°C, -50°C, -40°C, 380°C, 88°C. In case of no operation within 5 seconds after selection of
setting value, it will automatically enter the lock state, and the selected value will come into force. Exit the selected
value, it continues to display the actual temperature. When the setting value is not selected, the default setting value
is -86°C. Execute the corresponding function of the displayed value, which is selected to be effective. And it has
memory function. 88°C applies to the independent back-up system.

9.11 USB data download and time setting

The USB output function is added on the computer board, which can export the setting temperature in the
freezer, actual temperature in the freezer, ambient temperature, voltage, seting temperature of high temperature
alarm, setting temperature of low temperature alarm, and temperature test data by U flash disk. The computer board
can automatically collect and store test data of more than 10 years. The data is collected every 6 minutes, and is
automatically saved after collection. When the data storage is full, insert the U flash disk, it will automatically
recognize and import data to the U flash disk. In the process of data export, after the display board is unlocked, if the
freezer temperature display area flashing displays "USB", it indicates that data export is in progress and has not been
completed. If "ALL" is stably displayed in the freezer temperature display area, it indicates that data export is
completed, and the U flash disk can be removed from the USB interface. The format of export data is .CSV.
Time setting of recording data for U flash disk interface (current system time setting):
After unlocking, long press "▽" for 3 seconds, then "1P" is stably displayed in the freezer temperature display area,
press the "Function Selection" button, the freezer temperature display area flashing displays the year (factory value
of 10), press the "△" button or "▽" button to select the year, which circularly displays from 10 to 99. For example,
if the year as 2013, select 13 and press the "Function Selection" button to save and confirm. After that, the freezer
temperature display area displays "2P" stably, press the "Function Selection" button and the freezer temperature
display area flashing displays the month (factory default of 01), press the "△" button or the "▽" button, it circularly
displays from 01 to 12, and press the "Function Selection" button to save and confirm after selecting the current
month. After that, the freezer temperature display area displays "3P" stably, press the "Function Selection" button
and the freezer temperature display area flashing displays the date (factory default of 01), press the "△" button or
the "▽" button, it circularly displays from 01 to 31, and press the "Function Selection" button to save and confirm
ULT Energy-saving Series After-sales Service Manual
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