I've got 3 miners that never start mining. I've tried reflashing the firmware and restoring defaults
The logs show it appearing to just loop round
Jan 3 15:08:29 (none) local0.warn innominer_T2: Started cgminer 4.10.0
Jan 3 15:08:29 (none) local0.info innominer_T2: hardware version is G19
Jan 3 15:08:29 (none) local0.info innominer_T2: miner type is T2
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:08:29 (none) local0.warn innominer_T2: A1: checking A1 chain
Jan 3 15:08:29 (none) local0.warn innominer_T2: SPI '/dev/spidev0.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:31 (none) local0.warn innominer_T2: SPI '/dev/spidev1.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:33 (none) local0.warn innominer_T2: SPI '/dev/spidev2.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:35 (none) local0.warn innominer_T2: SPI '/dev/spidev3.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:37 (none) local0.warn innominer_T2: SPI '/dev/spidev4.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:39 (none) local0.warn innominer_T2: SPI '/dev/spidev5.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:41 (none) local0.warn innominer_T2: SPI '/dev/spidev6.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:43 (none) local0.warn innominer_T2: SPI '/dev/spidev7.0': mode=1, bits=8, speed=1500000
Jan 3 15:08:56 (none) local0.err innominer_T2: Plug Status[0] = 0
Jan 3 15:09:02 (none) local0.err innominer_T2: Plug Status[1] = 0
Jan 3 15:09:08 (none) local0.err innominer_T2: Plug Status[2] = 0
Jan 3 15:09:14 (none) local0.err innominer_T2: Plug Status[3] = 0
Jan 3 15:09:20 (none) local0.err innominer_T2: Plug Status[4] = 1
Jan 3 15:09:20 (none) local0.err innominer_T2: chain:4 the plat is not inserted
Jan 3 15:09:26 (none) local0.err innominer_T2: Plug Status[5] = 1
Jan 3 15:09:26 (none) local0.err innominer_T2: chain:5 the plat is not inserted
Jan 3 15:09:32 (none) local0.err innominer_T2: Plug Status[6] = 1
Jan 3 15:09:32 (none) local0.err innominer_T2: chain:6 the plat is not inserted
Jan 3 15:09:38 (none) local0.err innominer_T2: Plug Status[7] = 1
Jan 3 15:09:38 (none) local0.err innominer_T2: chain:7 the plat is not inserted
Jan 3 15:09:38 (none) local0.info innominer_T2: pre 0: A1 init chain
Jan 3 15:09:39 (none) local0.warn innominer_T2: 0: detected 72 chips
Jan 3 15:09:39 (none) local0.warn innominer_T2: collect core success
Jan 3 15:09:39 (none) local0.warn innominer_T2: 0: no A1 chip-chain detected
Jan 3 15:09:39 (none) local0.warn innominer_T2: spidev0.0: 0: Found 72 A1 chips
Jan 3 15:09:39 (none) local0.warn innominer_T2: Detected the 0 A1 chain with 72 chips
Jan 3 15:09:39 (none) local0.info innominer_T2: pre 1: A1 init chain
Jan 3 15:09:39 (none) local0.warn innominer_T2: cmd reset: poll fail !
Jan 3 15:09:40 (none) local0.warn innominer_T2: cmd bist start: poll fail !
Jan 3 15:09:40 (none) local0.warn innominer_T2: bist start fail
Jan 3 15:09:40 (none) local0.err innominer_T2: init 1 A1 chain fail
Jan 3 15:09:40 (none) local0.info innominer_T2: pre 2: A1 init chain
Jan 3 15:09:41 (none) local0.warn innominer_T2: 2: detected 72 chips
Jan 3 15:09:41 (none) local0.warn innominer_T2: collect core success
Jan 3 15:09:41 (none) local0.warn innominer_T2: 2: no A1 chip-chain detected
Jan 3 15:09:41 (none) local0.warn innominer_T2: spidev2.0: 2: Found 72 A1 chips
Jan 3 15:09:41 (none) local0.warn innominer_T2: Detected the 2 A1 chain with 72 chips
Jan 3 15:09:41 (none) local0.info innominer_T2: pre 3: A1 init chain
Jan 3 15:09:42 (none) local0.warn innominer_T2: 3: detected 72 chips
Jan 3 15:09:42 (none) local0.warn innominer_T2: collect core success
Jan 3 15:09:42 (none) local0.warn innominer_T2: 3: no A1 chip-chain detected
Jan 3 15:09:42 (none) local0.warn innominer_T2: spidev3.0: 3: Found 72 A1 chips
Jan 3 15:09:42 (none) local0.warn innominer_T2: Detected the 3 A1 chain with 72 chips
Jan 3 15:09:42 (none) local0.info innominer_T2: start to configure all chain from 0 to 120
Jan 3 15:09:42 (none) local0.err innominer_T2: start to read temp
Jan 3 15:09:42 (none) local0.info innominer_T2: start to configure chain 0
Jan 3 15:09:42 (none) local0.notice innominer_T2: A1 = 120,0, Clock = 120MHz
Jan 3 15:09:42 (none) local0.err innominer_T2: start to read temp
Jan 3 15:10:46 (none) local0.warn innominer_T2: Started cgminer 4.10.0
Jan 3 15:10:46 (none) local0.info innominer_T2: hardware version is G19
Jan 3 15:10:46 (none) local0.info innominer_T2: miner type is T2
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.notice innominer_T2: A1 = 1044,92, Clock = 1044MHz
Jan 3 15:10:46 (none) local0.warn innominer_T2: A1: checking A1 chain
Jan 3 15:10:46 (none) local0.warn innominer_T2: SPI '/dev/spidev0.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:48 (none) local0.warn innominer_T2: SPI '/dev/spidev1.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:50 (none) local0.warn innominer_T2: SPI '/dev/spidev2.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:52 (none) local0.warn innominer_T2: SPI '/dev/spidev3.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:54 (none) local0.warn innominer_T2: SPI '/dev/spidev4.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:56 (none) local0.warn innominer_T2: SPI '/dev/spidev5.0': mode=1, bits=8, speed=1500000
Jan 3 15:10:58 (none) local0.warn innominer_T2: SPI '/dev/spidev6.0': mode=1, bits=8, speed=1500000
Jan 3 15:11:00 (none) local0.warn innominer_T2: SPI '/dev/spidev7.0': mode=1, bits=8, speed=1500000