Kikusui TOS5050, Руководство по эксплуатации

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Chapter 4 DESCRIPTION OF FRONT AND REAR PANEL ITEMS
4-16
15
ON/OFF
Key
The
ON/OFF
key 15 turns ON or OFF the timer function.
If you press it while keeping the SHIFT key 16 pressed, it turns ON or OFF the keylock
function.
1. When the
ON/OFF
key 15 alone is pressed
Each time as you press the key, the timer function is turned ON or OFF. If you press it
while the
TIMER ON message
27
has disappeared, the timer function is turned ON and
the
TIMER ON
message 27 appears. The test done under this condition terminates when
the test period indicated on the TIME display
26
has elapsed.
As you press the
ON/OFF
key 15 again, the timer function is turned OFF and the
TIMER ON
message
27
disappears. If in this status, the test does not terminates even
when the test period indicated on the TIME display
26
has elapsed. When in a test with the
timer function ON, the TIME display
26
indicates the remaining period; when in a test
with the timer function OFF, the TIME display 26 indicates the elapsed period.
The
ON/OFF
key 15 is enabled when the Tester is in the READY status (status that the
READY
message
28
appears) and the
KEYLOCK
message
33
has disappeared. It is
disabled when the Tester is in the TEST-ON status (status that the
TEST
message
29
appears) or when the Tester is delivering the result of PASS/FAIL judgement (when the
PASS
message 30 or the
FAIL
message 31 appears).
For the AC/DC models (TOS5101 and TOS5051), the timer function can be turned ON or
OFF with the
ON/OFF
key
15
for both AC and DC modes of tests. This test condition
applies in common to both AC and DC modes of tests.
2. When
ON/OFF
key 15 is pressed while SHIFT key 16 is kept pressed
If you press the
ON/OFF
key
15
while keeping the
SHIFT
key
16
pressed, the below-
mentioned keys are locked and the
KEYLOCK
message 33 appears or they are unlocked
and the message disappears. If you press them again, the below-mentioned keys are
unlocked and the
KEYLOCK message
33
disappears.
When in the keylock function is ON, the following keys are locked.
(a) keys
12
(b)
UP/LOW
key 13
(c) keys
14
(d)
ON/OFF
key
15