Service Manual SM-MDS_(ii) 25
9. Real Time Clock Setting
Press “CLK” to enter, firstly is “week setting”; press “▲” or “▼” to change from Sunday to Saturday. If
there is no any press for 5s on any key, it will exit to the displaying status.
Press “CLK” again is the “CLOCK SET” icon will display and the current real time clock is twinkling. At
this time, press “▲” to increase the hour, press “▼” to increase minutes，if there is not any press for 5s,
it will exit without saving the changed real time. If you want to confirm the new setting, you need to press
“CLK” once again within 5s.
During setting, only “▲”, “▼” and “CLK” are valid. If other key is press, it will exit to normal status.
10. Reset
This key is used to reset the unit.
11. Timer Setting
Week timer setting: Include total 28 on/off timers, 7 days every week and 4 timers every day.
Single timer setting: It is active only on the same day that timer set when power on. It is inactive when
timer is set at AM 00:00. It can be set at AM 00:00 if you want to cancel some timer setting.
Press “FAN” and “MODE” at one time, all timers setting can be cancelled.
Timer display: The current timer setting will display every 2s.
The third bit of the K1(micro-switch) of PCB board must be set ON if PCB has clock chip and battery,
otherwise the real time clock will not be activated once power is shut off.
A) Week Timer Setting
Press “TIMER”， “WEEK SET” and “TIMER SET” will display on the left and bottom of LCD panel, press
“▲” or “▼” to select a day (Sunday to Saturday), press “TIMER” again, the day is selected, the timer’s
states of the selected day will display on LCD Panel.
Enter first timer setting, the timer ON or OFF icon will display on the left and bottom of LCD panel, the
timer sequence number “1” will display on the top of LCD, press “▲”or “▼” to select timer sequence
number, press “TIMER”, the timer sequence number is selected.
Enter timer ON and timer OFF setting, press “▲” or “▼” to select timer ON or timer OFF, “TIMER ON” or
“TIMER OFF” is twinkling, Press “TIMER”, timer ON or timer OFF is selected.
Enter timer setting, “TIMER SET” and “CLOCK SET” will display on the left and bottom of LCD panel,
press “▲” to set hour and press “▼” to set minute, press “TIMER” again to finish setting and enter next
timer setting, repeat above procedures to finish others timer setting.
B) Single Timer Setting
Press “TIMER” key for 5s, enter single timer setting (When the unit is ON, it can only be set to OFF;
When the unit is OFF, it can only be set to ON), the “TIMER SET” will display on LCD panel, press “▲”
to set hour and press “▼”to set minute, press “TIMER” to finish the single timer setting.
Exit timer setting: If there is no press on any key within 5s or press any key except “▲”, “▼”, “TIMER”
and “ON/OFF” key, it will exit the timer setting.
Remark 1: When using Wired Controller MC301 on decorative indoor, existing IR receiver and LED display
on the indoor PCB has to be removed.
Remark 2: Maximum wire length between unit and wired controller is 10m.
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