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TOS9213S/ TOS9213AS
5.14 Protection
The tester enters the PROTECTION status in the cases specified below, as the inter-
nal protective circuit activates.
In the PROTECTION status, the PROTECTION LED lights on the indicator, the
output is cut off, and the test stops.
The following events are arranged in order of priority in protection:
■
Internal power fault
When the main power supply in the tester is overloaded, “O
V
ER CURR” flashes on
the LCD.
Press the POWER-switch again. If “O
V
ER CURR” is still displayed, an internal cir-
cuit may be broken. Contact Kikusui distributor/agent.
■
INTERLOCK signal
When the interlock connector is opened, the tester enters the INTERLOCK status.
“INTERLOCK” flashes on the LCD.
To cancel the INTERLOCK status, short-circuit the INTERLOCK signal and press
the STOP switch.
For details, see "6.3 INTERLOCK Connector".
■
Insertion/extraction of the scanner connector
When a connector is inserted or extracted with the optional scanner in use, the pro-
tection function activates and “SCANNER” flashes on the LCD.
To cancel the protection function, press the STOP switch.
VOLT LOWER UPPER
TIMER
1.00
k V
5.00
mA
3.0
s
DCW1
DCW1
LOWER
OFF
TIMER
OFF
UPPER
OVER CURR
VOLT LOWER UPPER
TIMER
1.00
k V
5.00
mA
3.0
s
DCW1
DCW1
LOWER
OFF
TIMER
OFF
UPPER
INTERLOCK
VOLT LOWER UPPER
TIMER
1.00
k V
5.00
mA
3.0
s
DCW1
DCW1
LOWER
OFF
TIMER
OFF
UPPER
SCANNER