TK 56704-1-OP-EN
29
Typical soft key functions:
ZONE ON/OFF and SETPOINT CHANGE
MENU + or - HOURMETERS EXIT
NEXT SELECT GAUGES HELP
YES/NO CLEAR BACK SENSORS
Turning the Unit On and Off
IImmppoorrttaanntt:: Verify the Base Controller On/Off Switch is turned on before
turning on the HMI Control Panel. The Base Controller On/Off
switch is located on the outside of the control box side of the
unit.
If the HMI Control Panel is turned on and the Base Controller On/Off Switch
is turned off, the HMI display screen will briefly show LOST CONTROLLER
POWER. The HMI will then power down.
The unit is turned on by pressing the ON key and off by pressing the OFF
key. When the ON key is pressed, the display briefly shows the THERMO
KING Logo as the display initializes.
IImmppoorrttaanntt:: The ON key must be held down until the Thermo King Logo
appears as shown (Figure 15, p. 29). If the ON key is not held
down long enough (approximately ½ second), the display may
flicker but the unit will not start up. If this occurs, hold the ON key
down until the Thermo King logo appears.
NNoottee:: With extremely cold ambient temperatures, it may take up to 15
seconds for the display to appear on initial startup.
Figure 15. ON Key
The startup screen shown (Figure 16, p. 30) appears while communications
are established and the unit prepares for operation.
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