26 | | * '''Horizontal sync images''' If some or all of the virus images appear to have a horizontal sync problem. See attached image. The fix is to see if the internal clock jumper is installed and remove it if so. |
| 26 | * '''Horizontal sync images''' |
| 27 | If some or all of the virus images appear to have a horizontal sync problem. The it may be that one units has |
| 28 | the internal clock active while the other spectrograph are using the multiplexor clock signal. |
| 29 | [[Image(internal_clock.jpg)]] |
| 30 | The fix is to see if the internal clock jumper is installed and remove it if so. (Add picture that shows how to locate |
| 31 | the internal jumper.) |