4. STARTUP 
4 -  1 
 
4. STARTUP 
WARNING 
When executing a test run, follow the notice and procedures in this instruction 
manual. Otherwise, it may cause a malfunction, damage to the machine, or injury. 
Do not operate the switches with wet hands. Otherwise, it may cause an electric 
shock. 
 
CAUTION 
Before starting operation, check the parameters. Improper settings may cause 
some machines to operate unexpectedly. 
The servo amplifier heat sink, regenerative resistor, servo motor, etc., may be hot 
while the power is on and for some time after power-off. Take safety measures 
such as providing covers to avoid accidentally touching them by hands and parts 
such as cables. 
During operation, never touch the rotor of the servo motor. Otherwise, it may 
cause injury. 
Before wiring, switch operation, etc., eliminate static electricity. Otherwise, it may 
cause a malfunction.