Kikusui TOS5050, Руководство по эксплуатации

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Chapter 4 DESCRIPTION OF FRONT AND REAR PANEL ITEMS
4-25
4.2.8 PROTECTION Message
32
PROTECTION Message
This message (yellow) appears when the Tester has tripped into the PROTECTION status and
its output voltage is cut off, due to any of the causes as mentioned below. To reset the Tester
from the PROTECTION status, eliminate the cause of the trip and then press the
STOP
switch
3
.
1. The plug is connected to or disconnected from the
REMOTE CONTROL
connector
4
.
2. The status of the REMOTE ENABLE signal input pins of the SIGNAL I/O connector
37
has changed.
3. The INTERLOCK signal input pins of the SIGNAL I/O connector
37
are make open.
4. The high voltage supply circuit of the DC test section (TOS5101 and TOS5051 only) is
overheated.
4.2.9 Others
33
KEYLOCK
Message
This message appears when the keylock function is ON; it disappears when the function is OFF.
The keylock function disables the following keys:
1. keys 12
2.
UP/LOW
key
13
3. keys
14
4. ON/OFF key 15
Thus, the settings of the following test conditions are protected.
1. Upper cutoff current
2. Lower cutoff current
3. ON/OFF of lower pass/fail judgement
4. Test time
5. ON/OFF of timer function
The keylock function can be turned ON or OFF at any time, by pressing the
ON/OFF
key
15
while keeping the SHIFT key 16 key pressed.
34
REMOTE Message
This message appears to indicate that the Tester is being remote-controlled via the
REMOTE
CONTROL connector
4
or the SIGNAL I/O connector
37
. When this message has appeared,
the
START
switch
2
is disabled. For details. refer to Section 6.3 “Remote Control.”