85794.56USD
77.83USD
1.87USD
0.13USD
2931.74USD
12.21USD
855.68USD
126.27USD
0.12USD
0.04USD
0.11USD
Post Q&A
HashBoard PSU Control board Overclock Downclock Liquid cooling Mine construction Operation and maintenance
T9+ hashboard, 12V normal, 3.3V normal, MOS, PIC, power management chip are all normal, but no 9V output.
@Ada
2023-07-08 03:07
831
  1. Check the last 5 domains of T9+ hashboard for any shorts (including 1.8V and LDO output 1.3V)
  2. Verify the PIC program is OK or not.
  3. Check the peripheral circuit of the PIC and the DC-DC circuit.
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