6 Troubleshooting
Error Action
No power (Front LED off) Check the AC power cord
Check the power button at the back of the unit
Check the mains fuse on the AC power cord receptacle
Check the Power Link Cable
Disconnect matching CH Precision components (Power Link Cable) and turn X1 back on
X1 fails to power a component Make sure Power Link Cable is properly connected and screwed all the way in at both ends
Disconnect matching CH Precision components (Power Link Cable) and run a self-test on X1
(report any displayed error to your CH Precision dealer)
Make sure X1-powered components are loaded with latest firmware (C1 firmware should be
V2.7 or newer, D1 firmware should be V3.1 or newer, L1 firmware should be V1.0 or newer, P1
firmware should be V1.0 or newer)
Firmware update fails Download the latest X1 firmware from www.ch-precision.com, prepare a software update
image on a FAT32 formatted USB stick and run the firmware update procedure again
USB flash drive for firmware
update is not detected by X1
Please try another brand of USB flash drive (e.g. Sandisk).
Troubleshooting
If the error cannot be corrected using the information from the above table, disconnect the unit from AC wall power and from the
rest of you system and contact your authorized dealer.
Rev 2.1 X1 User Manual 21
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