Arris TM802G

Overview
TM802 supports
 * DOCSIS 3.0 compliant
 * PacketCable 1.0 and 1.5 compliant
 * PacketCable 2.0 BASIC compliant
 * Flexible 8x4 downstream/upstream channel-bonding
 * Backwards compatible with DOCSIS 1.0, 1.1, and 2.0

Links of Interest

 * User's Guide
 * On SpeedGuide.net

Serial Pinouts
There's a serial header @ J1. (GND) (RxD) (TxD) [3.3] J1

to tuner