Hitachi RAS-07G4 - MAIN CIRCUIT OPERATION LOGIC; ON;OFF and Timer Control Logic

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DESCRIPTION OF MAIN CIRCUIT OPERATION
1. ON / OFF
The “ON / OFF” and “Timer reserve button” and “Sleeping” function independently. Their
operations are shown in Fig. 1-1.
ON/OFF button
Timer reserve button
(Sleeping)
Operation lamp
Timer lamp
When OFF
timer
(sleeping)
is set
Start Stop Start
"OFF" time
When ON
timer is set
"ON" time
ON/OFF button
Timer reserve button
Operation lamp
Timer lamp
Stop
Start
Fig. 1-1 Timer operation