FujiFilm CR-IR341 Service Manual page 870

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ONTENTS
10.4 4. HV: HV ON/OFF
It is checked whether the HV switch turns ON/OFF normally.
(1) Select "4. HV" and "1.OFF" in sequence.
When the HV switch (software switch) is turned OFF, the following message ap-
pears.
THE HV IS TURNED OFF.
(2) Select "4. HV" and "2.ON" in sequence.
The following message appears, with the HV (software switch) turned ON.
TURNNING ON THE HV IS IN PROGRESS.
RESULT - OK
Meaning: HV turn-ON is now being performed.
If anything abnormal is found during execution, either of the following messages
appears.
RESULT - HV ERROR
ANALOG POWER SUPPLY ERROR
HV OFF
10.5 5. HV DATA: High-Voltage Setting
The high-voltage applied to the photomultiplier is set. It is used during checking of the
PMT08A board.
"10.3 Checking and Replacing PMT08A Board" in Checks, Adjustment and
Replacement of Parts Volume
(1) Select "5. HV DATA".
The following message appears.
INPUT HV VALUE.
250 - 1000 :
Meaning: Enter the HV value.
(2) Enter the HV value within a range from 250 to 1000.
If the HV value is entered outside the range from 250 to 1000, a prompt appears
asking you to enter the value again.
Once a value within the range from 250 to 1000 is set, the following message
appears, with HV turned ON.
SETTING INPUTED HV VALUE IS IN PROGRESS.
Meaning: HV value setting is now being performed.
009-051-05
11.20.99 FM2638
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CR-IR341 Service Manual
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Meaning: High-voltage power supply failure
Meaning: Analog power supply failure
Meaning: HV switch OFF
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MU - 79