Epson RC620+ Manual page 43

The information that the safety door is open can be latched by software based on the latch
release input condition.
Open
Closed : The latch release switch does not latch the condition that the safety door is open.
The latch release input also functions to acknowledge the change of to TEACH mode.
NOTE

In order to change the latched condition of TEACH mode, turn the mode selector key
switch on the Teach Pendant to "Auto". Then, close the latch release input.
RC620DU Rev.5
: The latch release switch latches the condition that the safety door is open.
To cancel the condition, close the safety door, and then close the safety door
latch release input.
Setup & Operation 6. EMERGENCY
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