Contamination of the PEEK tube of the column outlet and/or the ESI probe will cause adsorption of the sample, which will

For some compounds, probe position may give a great influence to sensitivity. If the probe position is out of place, sen

The following causes are possible. 1. The wrong standard sample was used. Click here for Standard Sample info

«Main Cause» 1. There is a gas leak. 2. The gas is not flowing. «Countermeasure» 1. Check the gas tubing

Turbo molecular pumps require maintenance every 25,000 hours (about 3 years). Contact a Shimadzu sales or service rep

Check if the DL, heater flange, and ionization unit are mounted properly. Click here for replacing the DL. If the pr

It is set to turn on cooperation Nebulizing Gas and Pump. The [Gas Control Mode] tab page is located in the [Setting

Action1: Check the connection of the USB cable. Try plugging and unplugging the USB cable or changing to a different USB

Cause: The current limiter of the high-pressure power supply was activated. Perform auto-tuning. If the error per

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11-19 of Total 19

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How to check for ESI PEEK Tube problems (LCMS)

Contamination of the PEEK tube of the column outlet and/or the ESI probe will cause adsorption of the sample, which will result in decrease in sensitivity or... Show Detail
- No：3313
- Date of Issue：2020/11/13 10:29
How to check for ESI Probe position problems (LCMS)

For some compounds, probe position may give a great influence to sensitivity. If the probe position is out of place, sensitivity fluctuation may become large... Show Detail
- No：3314
- Date of Issue：2020/11/19 12:47
Auto tuning has failed (LCMS)

The following causes are possible. 1. The wrong standard sample was used. Click here for Standard Sample information. 2. The standard sampl... Show Detail
- No：3301
- Date of Issue：2020/11/26 13:54
The gas is not flowing according to the specified value (...

«Main Cause» 1. There is a gas leak. 2. The gas is not flowing. «Countermeasure» 1. Check the gas tubing. As a start-of-work inspection, ... Show Detail
- No：3302
- Date of Issue：2020/11/30 13:09
Error [Turbo molecular pump should be overhauled.] (LCMS)

Turbo molecular pumps require maintenance every 25,000 hours (about 3 years). Contact a Shimadzu sales or service representative. Show Detail
- No：3303
- Date of Issue：2020/11/30 13:31
The temperature of the DL, heated block or interface heat...

Check if the DL, heater flange, and ionization unit are mounted properly. Click here for replacing the DL. If the problem persists, contact a Shimadzu sa... Show Detail
- No：4741
- Date of Issue：2021/01/08 11:24
LC pump cannot solvent delivery (LCMS)

It is set to turn on cooperation Nebulizing Gas and Pump. The [Gas Control Mode] tab page is located in the [Setting Options] sub-window. To open this sub... Show Detail
- No：4743
- Date of Issue：2021/01/08 13:58
(LCMS) The instrument does not connect

Action1: Check the connection of the USB cable. Try plugging and unplugging the USB cable or changing to a different USB cable. Action2: After checking th... Show Detail
- No：4775
- Date of Issue：2021/01/14 11:29
(LCMS) An error occurred in the high-pressure power supply

Cause: The current limiter of the high-pressure power supply was activated. Perform auto-tuning. If the error persists, detailed inspection is necessa... Show Detail
- No：6911
- Date of Issue：2021/09/03 14:49

11-19 of Total 19

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