I received two z9 mini yesterday from Bitmain. One of them worked normally and is mining. The other is not recognizing the hash boards. Has anyone gone through this and knows how to solve it?
Jan 1 00:02:15 (none) local0.notice cgminer[7516]: bitmain_ZCASH_init: fan_eft : 0 fan_pwm : 50
Jan 1 00:02:18 (none) local0.notice cgminer[7516]: 330636one
Jan 1 00:02:18 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new chain 1 failed!
Jan 1 00:02:18 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new: read_back_data[0] = 0x0, read_back_data[1] = 0x0, read_back_data[2] = 0x0, read_back_data[3] = 0x0, read_back_data[4] = 0x0, read_back_data[5] = 0x0
Jan 1 00:02:18 (none) local0.info cgminer[7516]: Pool 1 extranonce set to 10006e4b27
Jan 1 00:02:18 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new chain 2 failed!
Jan 1 00:02:18 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new: read_back_data[0] = 0x0, read_back_data[1] = 0x0, read_back_data[2] = 0x0, read_back_data[3] = 0x0, read_back_data[4] = 0x0, read_back_data[5] = 0x0
Jan 1 00:02:18 (none) local0.info cgminer[7516]: Pool 2 extranonce set to 10006e4b28
Jan 1 00:02:18 (none) local0.info cgminer[7516]: Pool 0 extranonce set to 10006e4b29
Jan 1 00:02:18 (none) local0.warn cgminer[7516]: Pool 0 stratum+tcp://us1-zcash.flypool.org:3333 alive, testing stability
Jan 1 00:02:18 (none) local0.warn cgminer[7516]: Switching to pool 0 stratum+tcp://us1-zcash.flypool.org:3333
Jan 1 00:02:24 (none) local0.warn cgminer[7516]: API running in IP access mode on port 4028 (8)
Jan 1 00:02:28 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new chain 1 failed!
Jan 1 00:02:28 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new: read_back_data[0] = 0x0, read_back_data[1] = 0x0, read_back_data[2] = 0x0, read_back_data[3] = 0x0, read_back_data[4] = 0x0, read_back_data[5] = 0x0
Jan 1 00:02:29 (none) local0.err cgminer[7516]: heart_beat_PIC16F1704_new chain 2 failed!