So, here is some more information:
The system:
uname -a
Linux htpc 4.2.0-23-generic #28-Ubuntu SMP Sun Dec 27 17:47:31 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
The adapter:
sudo lspci -v
01:00.0 Multimedia controller: Philips Semiconductors SAA7160 (rev 03)
Subsystem: Device 6928:0002
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at df200000 (64-bit, non-prefetchable) [size=1M]
Capabilities: [40] MSI: Enable- Count=1/32 Maskable- 64bit+
Capabilities: [50] Express Endpoint, MSI 00
Capabilities: [74] Power Management version 2
Capabilities: [80] Vendor Specific Information: Len=50 <?>
Capabilities: [100] Vendor Specific Information: ID=0000 Rev=0 Len=088 <?>
Kernel driver in use: SAA716x TBS
TVH:
tvheadend: version 4.0.8-3~gc870eb9~wily
Log file entries:
cat /var/log/syslog
Jan 14 08:17:16 htpc tvheadend[673]: mpegts: 11953.5H in Astra - tuning on TurboSight TBS 6928SE DVBS/S2 frontend : DVB-S #0
Jan 14 08:17:16 htpc tvheadend[673]: subscription: 000C: "scan" subscribing to mux "11953.5H", weight: 2, adapter: "TurboSight TBS 6928SE DVBS/S2 frontend : DVB-S #0", network: "Astra", service: "Raw PID Subscription"
Jan 14 08:17:19 htpc tvheadend[673]: mpegts: 11953.5H in Astra (0x1a71740) - deleting
Jan 14 08:17:19 htpc tvheadend[673]: subscription: 000C: "scan" unsubscribing
I really haven't found anything in the wiki and on the forum, help would be really appreciated.
Thanks!