NF HVA4321, Instruction Manual

Page: 109 / 152

4.5 Change of load and power OFF
HVA4321
4-53
！
4.5 Change of load and power OFF
4.5.1 Change of load
a) Input signal OFF
To set the output signal to 0V temporarily, press OFF of the SIGNAL switch.
Figure4-67. Input signal OFF
When this SIGNAL is OFF, the internal high voltage DC power supply continuously gives high voltage
output.
In this status, never touch the output cable or the high voltage area for safety to change load.
b) Internal high voltage DC power supply OFF
Press the HIGH VOLTAGE POWER SUPPLY switch to turn it OFF. When this switch is OFF, the internal
high voltage DC power supply is OFF.
1
Figure4-68. Internal high voltage power supply OFF
WARNING
SI GNAL
OFF
ON
点灯 しま す 。
The lamp lights
HI GH VOLTAGE
POWER SUPPLY
PUSH OFF
ON
OFF
危険防止のた め、 出力の配線を 変更する と き は必ず
上のス イ ッ チ を 押し て Ｈ Ｖ 電源を ＯＦ Ｆ し て く だ さ い。
PULL ON
押し 込みます。
Press