Board is not recognized anymore. Tomorrow I will troubleshoot the issue
[2015-02-10 06:46:24] Started cgminer 3.9.0
[2015-02-10 06:46:24] Run Reset=1
[2015-02-10 06:46:24] ST MCU hardware reset start
[2015-02-10 06:46:28] SPI Speed 4000 kHz
[2015-02-10 06:46:28] ST MCU - Enable (Pre-header)
[2015-02-10 06:46:28] A1 = 1300,5
[2015-02-10 06:46:28] A1 PLL Clock = 1300MHz
[2015-02-10 06:46:28] A1 = 1400,0
[2015-02-10 06:46:28] A1 PLL Clock = 1400MHz
[2015-02-10 06:46:28] A1 = 1000,17
[2015-02-10 06:46:28] A1 PLL Clock = 1000MHz
[2015-02-10 06:46:28] A1 = 1000,17
[2015-02-10 06:46:28] A1 PLL Clock = 1000MHz
[2015-02-10 06:46:28] A1 = 1000,17
[2015-02-10 06:46:28] A1 PLL Clock = 1000MHz
[2015-02-10 06:46:28] A1 = 1000,17
[2015-02-10 06:46:28] A1 PLL Clock = 1000MHz
[2015-02-10 06:46:28] AUTO GPIO CS
--->[2015-02-10 06:46:29] Failure(cs0)(20): missing ACK for cmd 0x04
--->[2015-02-10 06:46:29] ACK(cs0) timeout:cmd_RESET_BCAST-1.2444s
[2015-02-10 06:46:29] spidev0.0(cs1): Found 8 A1 chips
[2015-02-10 06:46:29] Found chip 1 with 54 active cores
[2015-02-10 06:46:29] Found chip 2 with 54 active cores
[2015-02-10 06:46:29] Found chip 3 with 54 active cores
[2015-02-10 06:46:29] Found chip 4 with 54 active cores
[2015-02-10 06:46:29] Found chip 5 with 54 active cores
[2015-02-10 06:46:29] Found chip 6 with 54 active cores
[2015-02-10 06:46:29] Found chip 7 with 54 active cores
[2015-02-10 06:46:29] Found chip 8 with 54 active cores
[2015-02-10 06:46:29] Found 8 chips with total 432 active cores
[2015-02-10 06:46:29] SPI(cs2) no device
[2015-02-10 06:46:29] ACK(cs2) timeout:cmd_RESET_BCAST-0.0421s
[2015-02-10 06:46:29] SPI(cs3) no device
[2015-02-10 06:46:29] ACK(cs3) timeout:cmd_RESET_BCAST-0.0415s
[2015-02-10 06:46:29] SPI(cs4) no device
[2015-02-10 06:46:29] ACK(cs4) timeout:cmd_RESET_BCAST-0.0403s
[2015-02-10 06:46:29] SPI(cs5) no device
[2015-02-10 06:46:29] ACK(cs5) timeout:cmd_RESET_BCAST-0.0392s