II TOS5051A/5050A
To the supervisor in charge of operation
• If the operator does not read the language used in this manual, translate the manual
into the appropriate language.
• Help the operator in understanding this manual before operation.
• Keep this manual near the tester for easy access by the operator.
For your own safety (to avoid electric shock)
While the tester is delivering its test voltage, never touch the following areas, or else,
you will receive electric shock, and run the risk of death.
• the output terminal
• the test leads connected to the output terminal
• the Device Under Test (DUT)
• any area electrically connected to the output terminal.
• any area electrically connected to the output terminal immediately after the output
has been cut off in the DC test mode.
Also, electric shock or accident may occur in the following cases:
• the tester being operated without grounding.
• if the gloves for electrical work are not used.
• approach any part connected to the output terminal while the power of the tester is
turned on.
• approach any part connected to the output terminal immediately after the power of
tester has been turned off in the DC test mode.
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