I have an one antminer s7 and it is powered by and EVGA SuperNOVA 1600W Modular Power Supply. i have had it for about 5 months and it has randomly statred to beep. it mines fine but it beeps while mining. please look below for screen shots.
SYSTEM
http://prntscr.com/bmnyztMonitor
Mem: 75520K used, 175652K free, 0K shrd, 0K buff, 39988K cached
CPU: 0% usr 9% sys 0% nic 90% idle 0% io 0% irq 0% sirq
Load average: 0.27 0.16 0.12 1/75 2279
PID PPID USER STAT VSZ %VSZ %CPU COMMAND
553 552 root S < 167m 68% 5% /usr/bin/cgminer --bitmain-dev /dev/bitmain-asic --bitmain-options 115200:32:8:5:200:0782:0725 --bitmain-checkn2diff --bitmain-hwerror --version-file /usr/bin/compile_time --queue 8192 --api-listen --default-config /config/cgminer.conf -T
2278 2277 root R 2148 1% 5% top -b -n 1
410 1 root S 4940 2% 0% /usr/bin/monitor-recobtn /usr/bin/factory_config_reset.sh
360 1 root S 3324 1% 0% /usr/bin/ntpd -p /var/run/ntp.pid -g
375 1 root S 3076 1% 0% /usr/sbin/lighttpd -f /etc/lighttpd.conf
368 1 avahi S 2728 1% 0% avahi-daemon: running [antMiner.local]
369 368 avahi S 2728 1% 0% avahi-daemon: chroot helper
552 1 root S 2616 1% 0% {screen} SCREEN -S cgminer -t cgminer -m -d /usr/bin/cgminer --bitmain-dev /dev/bitmain-asic --bitmain-options 115200:32:8:5:200:0782:0725 --bitmain-checkn2diff --bitmain-hwerror --version-file /usr/bin/compile_time --queue 8192 --api-listen --default-config /config/cgminer.conf -T
357 1 root S 2272 1% 0% /usr/sbin/dropbear -r /config/dropbear_rsa_host_key -p 22
430 1 root S 2148 1% 0% {miner-m.sh} /bin/sh /sbin/miner-m.sh
343 1 root S 2148 1% 0% udhcpc -b -t 10 -A 10 -x hostname antMiner -i eth0
429 1 root S 2148 1% 0% {monitorcg} /bin/sh /sbin/monitorcg
2277 375 root S 2148 1% 0% /bin/sh /www/pages/cgi-bin/monitor.cgi
2279 2277 root S 2148 1% 0% /bin/sh /www/pages/cgi-bin/monitor.cgi
2000 429 root S 2016 1% 0% sleep 5m
2020 430 root S 2016 1% 0% sleep 1m
427 1 root S 1908 1% 0% /sbin/getty 115200 ttyO0
428 1 root S 1908 1% 0% /sbin/getty 38400 tty1
1 0 root S 1652 1% 0% init [5]
103 1 root S 1640 1% 0% /usr/bin/monitor-ipsig
416 1 root S 1632 1% 0% /usr/bin/test-btn /usr/bin/test.sh
21 2 root SW 0 0% 0% [kworker/u:1]
10 2 root SW 0 0% 0% [rcu_sched]
15 2 root SW 0 0% 0% [kworker/0:1]
6 2 root SW 0 0% 0% [kworker/u:0]
11 2 root SW 0 0% 0% [watchdog/0]
3 2 root SW 0 0% 0% [ksoftirqd/0]
149 2 root SWN 0 0% 0% [jffs2_gcd_mtd9]
2 0 root SW 0 0% 0% [kthreadd]
4 2 root SW 0 0% 0% [kworker/0:0]
5 2 root SW< 0 0% 0% [kworker/0:0H]
7 2 root SW< 0 0% 0% [kworker/u:0H]
8 2 root SW 0 0% 0% [migration/0]
9 2 root SW 0 0% 0% [rcu_bh]
12 2 root SW< 0 0% 0% [khelper]
13 2 root SW 0 0% 0% [kdevtmpfs]
14 2 root SW< 0 0% 0% [netns]
16 2 root SW 0 0% 0% [bdi-default]
17 2 root SW< 0 0% 0% [kintegrityd]
18 2 root SW< 0 0% 0% [kblockd]
19 2 root SW 0 0% 0% [khubd]
20 2 root SW 0 0% 0% [irq/86-44e0b000]
24 2 root SW 0 0% 0% [irq/23-tps65217]
27 2 root SW 0 0% 0% [irq/46-4819c000]
36 2 root SW< 0 0% 0% [rpciod]
38 2 root SW 0 0% 0% [khungtaskd]
39 2 root SW 0 0% 0% [kswapd0]
40 2 root SW 0 0% 0% [fsnotify_mark]
41 2 root SW< 0 0% 0% [nfsiod]
42 2 root SW< 0 0% 0% [crypto]
45 2 root SW< 0 0% 0% [pencrypt]
46 2 root SW< 0 0% 0% [pdecrypt]
53 2 root SW< 0 0% 0% [OMAP UART0]
54 2 root SW 0 0% 0% [spi1]
57 2 root SW 0 0% 0% [spi2]
60 2 root SW< 0 0% 0% [kpsmoused]
61 2 root SW 0 0% 0% [irq/150-mmc0]
73 2 root SW< 0 0% 0% [deferwq]
557 2 root SW< 0 0% 0% [bitmain-asic]
Kernel Log
nothing showing up on that page
Genral Setting
http://prntscr.com/bmo0c6 Miner Status
http://prntscr.com/bmo0pj Tracerouting
http://prntscr.com/bmo3cqNslookup Test
http://prntscr.com/bmo460F2pool Graph
http://prntscr.com/bmo4ll