Troubleshooting and Diagnostics 157
P/N CLS151164 Rev. B LabChip GX Touch/GXII Touch User Manual PerkinElmer, Inc.
Current Leakage Test
Test Chip A required
For each pin, apply -3000V to pin and -100 to all others. Sum up
currents.
Laser Test
Test Chip not required
Measures the laser readback value.
Plate Handler Test
Test Chip A Required
Description Potential Cause of Failure
Leakage Check:
Channel (0, 1, 2, 3, 5,
6, and 7)
Source current too high or sum of sink
currents too high. Clean or replace the O-
rings (see page 138) and clean the chip
interface.
If error persists, contact PerkinElmer
Technical Support (see page 3).
Description Potential Cause of Failure
Laser Power
Readback
Contact PerkinElmer Technical Support
(see page 3).
Description Potential Cause of Failure
Plate Sensor Check
Absence
Faulty sensor. Contact PerkinElmer
Technical Support (see page 3).
Plate Sensor Check
Presence