| Date |
User |
Note |
| 2018-04-05 00:00:00 |
|
sca0 - zero baseline, fpn stuck at 0x7fc |
| 2018-04-05 00:00:00 |
|
sca3 - zero baseline, fpn stuck at 0x7fc and 0xf800 |
| 2018-05-02 00:00:00 |
|
1.49 A @ 4V and .079 A @ 2.5V. Regulators and ref voltage on wings okay, unable to remove center heat sink |
| 2018-05-02 00:00:00 |
|
Checked SCA Pins, did not find loose pins or shorts |
| 2018-05-08 00:00:00 |
|
Card functions normally. |
| 2020-08-21 00:00:00 |
|
memtest error. K.O. |
| 2020-09-17 00:00:00 |
|
memtest error: DDR CRS#4 reads 0x6 (pll_locked and calibration error). quartus memory toolkit reports calibration error: DQS group 2: Read Calibration - Per-bit read deskew failure. K.O. |
| 2020-10-02 00:00:00 |
|
sent to Dorigo to replace DDR chips. |
| 2020-10-04 00:00:00 |
|
returned from Dorigo. no fpga 1.1V (measures 0.3V), no jtag. K.O. |