Hardware Troubleshooting - Waters 2410 Operator's Manual

7.4 Hardware Troubleshooting

This section describes symptoms, causes, and corrective actions related to the 2410 refractometer
hardware. Use Table 7-6 when you know the problem you have encountered lies within the
instrument.
Table 7-6 Waters 2410 Hardware Troubleshooting
7
Detector inoperative
Four-character display
LEDs fail to illuminate
Parameter LED indicators
do not light
Four-character display
shows odd characters or
FAIL
7-16 Troubleshooting
Symptom
No power at outlet
Fuse blown
Weak electrical connections
Fuse blown
Faulty CPU board
Fuse blown
Faulty Display board
Faulty CPU board
Faulty Power Supply
Possible Cause Corrective Action
Check outlet by connecting
another electrical unit known to
be in working order and see if it
operates.
Check that the fan and display are
operational; if neither, replace
fuse (see Section 6.2).
Check connections.
Check/replace faulty fuse.
Call Waters Technical Service.
Check and replace faulty fuse.
Call Waters Technical Service.
Call Waters Technical Service.
Call Waters Technical Service.